A solid can _______...? Mcqs

PPSC Past Papers

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A solid can _______...?

(A) Have a fixed shape
(B) Be easily compressed

(C) Take a shape of container
(D) Have freely moving molecules

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Microorganisms can only be seen with an equipment called ________...?

(A) Microscope
(B) Telescope

(C) Spectroscope
(D) None of these

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The planet that moves round the Sun at the highest speed is_________...?

(A) Jupiter
(B) Venus

(C) Mars
(D) Mercury

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The sun has a __________ year solar cycle during which its activity increases and decreases....?

(A) 10
(B) 11

(C) 12
(D) 13

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The percentage of blood cells in the Blood of human body is _________...?

(A) 40%
(B) 45%

(C) 50%
(D) 60%

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The Temperature of the surface of Sun is_______...?

(A) 5,778 Kelvin
(B) 6,778 Kelvin

(C) 7,778 Kelvin
(D) 9,778 Kelvin

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Animal and Plant bodies contain ________ of water....?

(A) 75%
(B) 72%

(C) 70%
(D) 73%

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Sound travel faster in solid as compare to gases because of ______...?

(A) Gas molecules are packed loosely
(B) Sound does not travel faster through a solid than a gas

(C) Solid molecules are packed tightly
(D) Gas molecules move faster

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What is the element required for solar energy conversion ______...?

(A) Ultra pure carbon
(B) Silicon

(C) Beryllium
(D) Tantalum

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The species that flower are called ______________...?

(A) Gymnosperms
(B) Bryophytes

(C) Angiosperms
(D) Algae

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The scientific study of measurement is known as __________...?

(A) Entomology
(B) Metrology

(C) Ichthyology
(D) Ecology

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Fundamental molecule produced during photosynthesis is ______...?

(A) Glucose
(B) Amino acid

(C) Fatty acid
(D) Nucleotide

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The outer part of DNA helix made up of sugar and phosphate is called ______...?

(A) Nucleoprotein
(B) Rungs

(C) Upright
(D) Phosphoester

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Solution of biological problem starts with ______...?

(A) Hypothesis
(B) Experimentation

(C) Conclusion
(D) Observation

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The valency of carbon Atom is __________ ...?

(A) 1
(B) 2

(C) 3
(D) 4

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The study of forces acting upon bodies in motion in the air is called__________...?

(A) Aeronautics
(B) Aerophysics

(C) Aerodynamics
(D) Aerofraction

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Barnacles growing on the back of whale is an example for ________________...?

(A) mutualism
(B) parasitism

(C) amensalism
(D) commensalism

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When oil and gas resources are burnt they kill many forests and lakes by ________________ ...?

(A) deforestation
(B) water pollution

(C) acid rain
(D) forest fire

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An instrument to detect the purity of milk is____________...?

(A) Lactometer
(B) Hygrometer

(C) Manometer
(D) Sonometer

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Pressure is measured by_________...?

(A) barometer
(B) Voltmeter

(C) Lactometer
(D) Ammeter

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Spring balance is used to measure _________...?

(A) Mass
(B) Weight

(C) Elasticity
(D) Density

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The height at which atmospheric pressure declines by a factor of e (an irrational number equal to 2.71828) is called __________....?

(A) Average height (H)
(B) Scale height (H)

(C) Mean height (H)
(D) Standard height (H)

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In general, good absorbents of electromagnetic radiation are also good___________...?

(A) Radiators
(B) Conductors

(C) Insulators
(D) Semi Conductors

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The primary function of the feathers in birds is to _________...?

(A) Provide insulation for preserving body heat
(B) Provide striking surface to the wings for flying

(C) Make the body surface waterproof
(D) impart coloration for species as well as sex recognition

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The Earth is rotating constantly and in ________ direction....?

(A) South
(B) North

(C) East
(D) Same

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P Waves are also said to be __________ waves...?

(A) Push-pull
(B) Side-side

(C) Up-down
(D) None of the above

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Approximate age of moon is _________...?

(A) 4.51 billion years
(B) 4.55 billion years

(C) 4.53 billion years
(D) 4.57 billion years

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A temporary magnet should be made from _______...?

(A) Copper
(B) Tin

(C) Iron
(D) None

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Approximate age of earth is ________...?

(A) 4.14 billion years
(B) 4.64 billion years

(C) 4.54 billion years
(D) 4.34 billion years

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The Gas is mobile phase in ______...?

(A) Liquid chromatography
(B) Solid chromatography

(C) Gas chromatography
(D) None of these

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Law of conservation of momentum defines that the total momentum of a system of two bodies before and after collision ______...?

(A) Remains constant
(B) Retains more momentum

(C) Losses some momentum
(D) None of the above is true

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A boy sitting in an open car moving with the constant speed throws a ball straight up into the air. The ball falls _________...?

(A) behind him
(B) in front of him

(C) into his hand
(D) by his side

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The key component of the scientific process is ______...?

(A) Hypothesis
(B) Observation

(C) Question
(D) Experimentation

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Deficiency of __________ causes loss of appetite and poor growth...?

(A) zinc
(B) iodine

(C) copper
(D) iron

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The spray bottles used as window or household cleaner or perfume spray works on: __________...?

(A) Capillary action
(B) Bernoulli’s Principle

(C) Pascal’s Law
(D) Stoke’s Law

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A group of elephants is called___________...?

(A) ZEAL
(B) Herd

(C) MOB
(D) TOWER

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Another name for our voice box is _________...?

(A) Larynx
(B) Pharynx

(C) Trachea
(D) Mouth

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Water vapor is ______________...?

(A) A gas
(B) A cloud droplet

(C) A rain drop
(D) A snowflake

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Second name of ethyl alcohol is___________...?

(A) Ethene
(B) Ethanol

(C) Propyle
(D) none

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A body of land that is surrounded by water on three sides is called________...?

(A) Strait
(B) Bay

(C) Peninsula
(D) Gulf

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The ratio of pure gold in 18 carat gold is _______________...?

(A) 0.5
(B) 0.9

(C) 0.8.5
(D) 0.75

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Speed of sound in air is _______km/h...?

(A) 1347
(B) 243

(C) 1235
(D) 1495

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Calculus was invented by________...?

(A) Al-khawarzimi
(B) Pythagoras

(C) IsaaC Newton
(D) Al.kindi

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Heat capacity is the product of mass and _______...?

(A) Boiling point
(B) Freezing point

(C) Energy
(D) Specific heat of material

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Instead of seeds, non-flowering plants produce _______...?

(A) Pollen
(B) Fruits

(C) Spores
(D) Leaves

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Which of the following is not a primary colour ________....?

(A) Red
(B) Blue

(C) Green
(D) Yellow

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More than 50% of the Earth’s crust consists of ______ plains....?

(A) Abyssal
(B) Indus

(C) Low land
(D) None of these

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The medical branch of science that deals with the study of skin, its functions, diseases, & treatment is ________ ...?

(A) Dermatology
(B) Dormatology

(C) Deontology
(D) Dermatoglyphics

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Maximum biological damage is caused by ____________...?

(A) Gamma rays
(B) Alpha rays

(C) Beta rays
(D) Microwaves

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The Distance of Neptune From Sun is ________ astronomical unit....?

(A) 28
(B) 30

(C) 32
(D) None of these

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Antares is of the largest known ___________...?

(A) Quasars Star
(B) Pulsars Star

(C) White Dwarfs Star
(D) Red Super-giants Star

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The major differentiating organelle of animal and plant cells is ______...?

(A) Cell Membrane
(B) Chloroplast

(C) Nucleus
(D) Cytoplasm

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Enzymes are organic catalysts made up of __________...?

(A) Carbohydrates
(B) Proteins

(C) Nucleic Acid
(D) Fats

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Elements which have same number of protons but different number of neutrons are called as _________ ...?

(A) Isotopes
(B) Isomers

(C) Allotropes
(D) Allomers

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Escape velocity depends on ________...?

(A) Mass of the object trying to escape
(B) Radius of the planet or celestial body

(C) Both mass and radius of the planet or celestial body
(D) The velocity of the rotating planet

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A pair of unlike parallel forces having different lines of force produce _______...?

(A) Equilibrium
(B) Torque

(C) A couple
(D) Unstable equilibrium

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Jupiter, Saturn, Uranus and Neptune are called_________...?

(A) Jovian planets
(B) Terrestrial Planets

(C) Both A & B
(D) None of these

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The Microbes used in baking industry is ________...?

(A) Penicillin
(B) Yeast

(C) Water
(D) None of these

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lightest metal is__________...?

(A) Lithium
(B) Sodium

(C) Magnesium
(D) Aluminium

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Red blood cells are produced in_________...?

(A) Liver
(B) Heart

(C) Spleen
(D) Bone-marrow

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Urine is produced in __________...?

(A) Kidneys
(B) Lungs

(C) Large intestine
(D) Liver

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Year is longest on : _____________...?

(A) Mercury
(B) Venus

(C) Mars
(D) The Earth

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In the Centigrade scale, the freezing point of water is _______ and the boiling point of water is ________...?

(A) 0°C, 50°C
(B) 10°C, 100°C

(C) 0°C, 100°C
(D) 5°C, 90°C

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The springs in brakes and clutches are used ______...?

(A) To restore original position
(B) To measure forces

(C) To absorb shocks
(D) To absorb strain energy

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Our atmosphere comprises of __________ Nitrogen...?

(A) 38% Nitrogen
(B) 58% Nitrogen

(C) 78% Nitrogen
(D) None of these

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Nearest galaxy to our milky way is ________...?

(A) Messier 81
(B) Andromeda

(C) Triangulum
(D) Whirlpool

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Virus is__________...?

(A) unicellular
(B) multicellular

(C) acellular
(D) none of these

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A Spectroscope is used to _______...?

(A) Measure the distance of a star from Earth
(B) Identify the chemical elements present in a star

(C) Determine the temperature of a star
(D) Calculate the velocity of a star

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The study of X-rays and their medical applications is called _________ ...?

(A) Radiology
(B) Raciology

(C) Rheumatology
(D) Rheology

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The Moon is illuminated because it ________ the light from the Sun....?

(A) Absorbs
(B) Reflects

(C) Deflects
(D) Refracts

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A saturated solution of KCl on heating becomes _______...?

(A) Unsaturated
(B) Supersaturated

(C) Diluted
(D) All of these

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The quantity of matter in an object is its ________...?

(A) Force
(B) Mass

(C) Weight
(D) None of these

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Pluviometer measures ___________...?

(A) Wind
(B) Strength of Plywood

(C) Rainfall
(D) None of these

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Sodium Carbonate is commonly called ________...?

(A) Plaster of Paris
(B) Washing Soda

(C) Common Salt
(D) None of these

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All matter is made of ___________...?

(A) Air
(B) Water

(C) Vibrations
(D) Atoms

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The absolute value of charge on electron was determined by ________ ...?

(A) J.J.Thomson
(B) Chadwick

(C) Rutherford
(D) Robert Millikan

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The fruits without seed, like banana, are called_____________...?

(A) Seedless fruits
(B) Parthenogenesis fruits

(C) Parthenocarpic fruits
(D) placental fruits

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Diabetes mellitus affects human system following a disorder in _____________...?

(A) Anatomy
(B) Behaviour

(C) Metabolism
(D) Excretion

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Moon is a__________...?

(A) Star
(B) Planet

(C) A & B
(D) Satellite

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The biggest species of the cat family is___________...?

(A) Tiger
(B) Lion

(C) Leopard
(D) None

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Bamboo is a__________...?

(A) Herb
(B) Grass

(C) Shurb
(D) Tree

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The most abundant element in the universe is __________....?

(A) Oxygen
(B) Hydrogen

(C) Carbon Dioxide
(D) Silicon

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Radon is___________...?

(A) germon radio
(B) radio active gas

(C) artificial fibre
(D) an explosive

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The correct age of solar system is approximately __________...?

(A) 4.3 Billion years
(B) 4.4 Billion years

(C) 4.5 Billion years
(D) None of these

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The part of ear that is visible is called _______...?

(A) External Ear
(B) Pinna

(C) Internal ear
(D) both A & B

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Saccharine is made up of __________...?

(A) Toluene
(B) Phenol

(C) Propane
(D) None of these

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Fuel used in a Fast Breeder Reactor is _____________...?

(A) Uranium Oxide
(B) Uranium Plutonium carbide

(C) Uranium Plutonium Oxide
(D) Uranium thorium Oxide

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Coulombs law most closely resembles with ______...?

(A) Law of conservation of Energy
(B) Newton's Law of Gravitation

(C) Newton's 2nd law of Motion
(D) Faraday's law

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The Empirical formula of hydrogen peroxide is _______...?

(A) H2O2
(B) HO

(C) OH
(D) O2H2

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Alzheimer’s disease is a _________ disorder....?

(A) Genetic
(B) Brain

(C) Eye
(D) Body Weight Loss

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Enzyme changes in pH can cause enzymes to ______...?

(A) Denature
(B) Activate

(C) Inhibit
(D) Stabilize

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A three year child has _______ teeth...?

(A) 20
(B) 30

(C) 10
(D) None of these

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Galileo was an Italian astronomer who _________...?

(A) Developed the telescope
(B) Discovered four satellites of Jupiter

(C) Discovered that the movement of pendulum produces a regular time measurement
(D) All of the above

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The rear view mirror of a motor vehicle is ________...?

(A) Concave
(B) Plane

(C) Convex
(D) Biconcave

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DNA is _____________...?

(A) Acetic Acid
(B) A class of nucleic acids

(C) Citric Acid
(D) None of these

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USB stands for ______...?

(A) Universal serial Bussiness
(B) Universal Serial Bus

(C) Universal Secondary Bus
(D) Unary Serial Bus

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Triple point of water is _________...?

(A) 271 K
(B) 272.2 K

(C) 273.16 K
(D) None of these

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Colour of the plants is green due to the presence of _________....?

(A) Carbon dioxide
(B) Chlorophyll

(C) Urea
(D) Oxygen

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Which of the following is the largest gland of the Human body _________...?

(A) Lungs
(B) Liver

(C) Skin
(D) Gall Bladder

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The ability to attract shared pair of electron is called ______...?

(A) Electron Affinity
(B) Electronegativity

(C) Ionization Energy
(D) Shielding Effect

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Paleontology is the study of: _____________...?

(A) Organic particles in the air
(B) Ancient Life and Fossils

(C) How bodily structures are put together in an organism
(D) How living things interact with each other and their environment

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Metabolic reactions are _______...?

(A) Constructive reactions
(B) Destructive reactions

(C) Inhibiting reactions
(D) Both A and B

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The blueness of the sky is mainly due to _____________...?

(A) The scattering of sunlight by air molecules
(B) The presence of water vapor

(C) Absorption of blue light by the air
(D) Emission of blue light by the atmosphere

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Friction can be reduced by changing from _________...?

(A) Rolling to sliding
(B) Sliding to rolling

(C) Dynamic to static
(D) Potential energy to kinetic energy

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Soap is prepared by boiling caustic soda with ___________...?

(A) Alcohol
(B) Kerosene oil

(C) Glycerine
(D) Fats

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Substance whose atoms can be split are known as __________ materials....?

(A) Fusionable
(B) Fissionable

(C) Combustible
(D) None of these

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The image formed by a plane mirror is ______ in size to the object....?

(A) Smaller
(B) Larger

(C) Different
(D) Same

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Radioactivity was discovered by __________...?

(A) Kelvin
(B) Thomson

(C) Rutherford
(D) Bacquerel

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Circadian Rhythm refers to _____________...?

(A) Planetary movements
(B) Formation of galaxies

(C) Human body cycles
(D) Calisthenics

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Types of bones in human body are: Long, short, irregular and ____________...?

(A) Flat
(B) Medium

(C) Regular
(D) Rough

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An important ore of chromium is ___________...?

(A) Argon
(B) Chromite

(C) Mirage
(D) Diamond

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The type of coordination through electrochemical signals is _______...?

(A) Nervous
(B) Chemical

(C) Mechanical
(D) All of these

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Plant grow near coastal area called ______...?

(A) Xerophyte
(B) Halophyte

(C) Epiphyte
(D) Hygrophyte

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Smallest animal is _________...?

(A) Skunk
(B) Gorilla

(C) Tiger
(D) Cat

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Red + Green + Blue = ________...?

(A) Maroon
(B) White

(C) Black
(D) None of the above

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Boiling point of pure water is __________...?

(A) 90’C
(B) 97’C

(C) 100’C
(D) None of these

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The term xerostomia refers to_________...?

(A) dry skin
(B) dry mouth

(C) dry nose
(D) dry head

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PSR J0108-1431 is the closest known ______________ to Earth...?

(A) Black hole
(B) Red giant

(C) Quasar
(D) Pulsar

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Isotopes of an element have the same number of _______...?

(A) Neutrons
(B) Protons

(C) Electrons
(D) Beta rays

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Natural Radioactivity was discovered by Becquerel in ____________...?

(A) 1766
(B) 1896

(C) 1935
(D) 2001

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It is possible to recognize a person in the dark by simply hearing his unique voice . It is because of the_______...?

(A) pitch
(B) Frequency

(C) Time period
(D) Quality

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The temperature at which two conjugate solutions change into one homogeneous solution is called__________...?

(A) Azeotrope
(B) Conjugate temperature

(C) Consolute temperature
(D) Eutectic point

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Dyne is a unit of _______...?

(A) Quantity
(B) Force

(C) Pressure
(D) Depth

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Dr. James Watson discovered the structure of DNA in __________...?

(A) 1953
(B) 1955

(C) 1957
(D) 1857

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A fathom is equal to ________feets...?

(A) 6
(B) 5

(C) 4
(D) 3

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The most abundant element in human body is __________...?

(A) Hydrogen
(B) Blood

(C) Oxygen
(D) Protein

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The position of earth in its orbit, when it is at its greatest distance from the sun causing northern summer is called ___________...?

(A) Aphelion
(B) Perihelion

(C) Perigee
(D) Apogee

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Balloons are filled with _________ ...?

(A) Nitrogen
(B) Helium

(C) Oxygen
(D) Argon

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The Sun is a __________...?

(A) Star
(B) Planet

(C) Asteroid
(D) Meteor

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The sun’s surface is called ___________...?

(A) Cromosphere
(B) Leutosphere

(C) Thermosphere
(D) Photosphere

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First controlled fission of an atom was carried out in ________ on 1938....?

(A) U.S
(B) Germany

(C) Russia
(D) U.K

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The average adult has a blood volume of about __________ liters....?

(A) 4
(B) 5

(C) 6
(D) 7

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Largest moon in our solar system is ________...?

(A) Deimos
(B) Ganymede

(C) Phobos
(D) Arche

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The process whereby energy is dissipated from the oscillating system is called__________...?

(A) Oscillation
(B) Damping

(C) Resonance
(D) None of these

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Jupiter has ________ known moons....?

(A) 62
(B) 73

(C) 79
(D) 53

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The lifespan of White Blood Cells is __________ day(s)...?

(A) 1 – 5 days
(B) 3 – 7 days

(C) 4 – 8 days
(D) 5 – 21 days

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Primatology is the study of: _________...?

(A) Human Behavior
(B) Primates

(C) Animals and Plants
(D) Forests

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Which one of the following is not vector quantity _______...?

(A) Acceleration
(B) Displacement

(C) Speed
(D) Force

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Places where the temperature of air is above freezing point of the water, the precipitation will be in the form of ________ ...?

(A) Hailstorms
(B) Thunders

(C) Rain
(D) Lightning

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The sun is containing _______ % mass of the solar system...?

(A) 75.24%
(B) 79.36%

(C) 89.10%
(D) 99.86%

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Combustion can not take place without __________...?

(A) Hydrogen
(B) Air

(C) Oxygen
(D) Argon

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Which colour of light is deviated least ________....?

(A) Red
(B) Blue

(C) Violet
(D) Green

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The sample may be solid, liquid, gas or a _______ in qualitative analysis....?

(A) Mixture
(B) Compound

(C) Differentiate
(D) Substance

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Fog that most often forms as warm rain falls into a cold layer of surface air is called ______________...?

(A) Radiation fog
(B) Evaporation (mixing) fog

(C) Advection fog
(D) Upslope fog

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According to many, including the Guinness Book of World Record,________is the world’s rarest mineral...?

(A) Painite
(B) Benitoite

(C) Jadeite
(D) Taaffeite

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1 Coulomb = ___________ e....?

(A) 6×10-19
(B) 6.25×1018

(C) 1.6×1019
(D) 6.25×10-18

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A loudspeaker changes _________ energy into sound energy....?

(A) Chemical
(B) Electrical

(C) Light
(D) Kinetic

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Most of the living things use O2 to produce ______...?

(A) ATP
(B) Alcohol

(C) Organic acid
(D) Ecological pyramid

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Deficiency of Vitamin-D results in __________...?

(A) night blindness
(B) rickets

(C) scurvy
(D) hair fall

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Soap is ______...?

(A) Acid
(B) Chemical

(C) Powder
(D) Salt

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If steel is heated to a temperature well below red heat and is then cooled slowly, the process is called_________...?

(A) Annealing
(B) Quenching

(C) Tempering
(D) Nitriding

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Biodiversity is effected with _______...?

(A) Pollution
(B) Deforestation

(C) Over hunting
(D) All of these

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Places experiencing equal impact of an earthquake are called_________________...?

(A) Seismic lines
(B) Seismic built

(C) Seismic plates
(D) Seismic waves

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Each seed is covered on the outside by a _______, which is also known as _______....?

(A) Embryo, Endosperm
(B) Endosperm, Pericarp

(C) Seed coat, Testa
(D) Seedling, Radicle

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Inspiration involves ______...?

(A) Contraction of intercostals muscles
(B) Contraction of diaphragm

(C) Inward movement of ribs
(D) Both a and b

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The S. I. unit of refractive index is _______...?

(A) meter
(B) cm

(C) watt
(D) no unit

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The density of water is __________...?

(A) 1 g/cm3
(B) 1.5 g/cm3

(C) 2 g/cm3
(D) none of these

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Only male frog produce croacking sound because _________ ...?

(A) Male frog can magnify their voice with the help of sound box.
(B) Male frog have three pair of vocal cord

(C) Female frog have larynx but no vocal cord
(D) Female frog have no larynx

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A binocular uses _________ prisms to see distant objects....?

(A) Porro
(B) Schmidt

(C) Fresnel
(D) Kepler

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In the normal human eye, the image is formed ______...?

(A) In from of the retina
(B) On the retina

(C) Behind the retina
(D) In between lens and retina

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Growth is provided by________...?

(A) Protein
(B) Minerals

(C) Vitamins
(D) Carbohydrates

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Example of gas having monoatomic molecules is ___________ ...?

(A) Nitrogen
(B) Nydrogen

(C) Neon and argon
(D) Oxygen and nitrogen

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Exposure to sunlight helps a person improve his health because ________...?

(A) Resistance power increases
(B) The infrared light kills bacteria in the body

(C) The ultraviolet rays convert skin oil into Vitamin D
(D) The pigment cells in the skin get stimulated and produce a healthy tan

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Blood is cleaned by __________...?

(A) Lungs
(B) Liver

(C) Heart
(D) Kidneys

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Ruby is an oxide of__________...?

(A) silver
(B) gold

(C) platinum
(D) aluminium oxide

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Part of earth where life exists is called ______...?

(A) Lithosphere
(B) Atmosphere

(C) Biosphere
(D) Hydrosphere

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The Scientific Study of Caves are know as _________ ...?

(A) Haematology
(B) Speleology

(C) Oology
(D) Oneriology

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Joint in which bones are joined together by fibrous tissues is called _____________ ...?

(A) Fibrous joint
(B) Cartilaginous joint

(C) Synovial joint
(D) Ball and socket joint

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Seed Coat is also called _________...?

(A) Radical
(B) Testa

(C) Tegmen
(D) None of these

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The molar mass of H2SO4 is ______...?

(A) 98 a.m.u
(B) 9.8 gm

(C) 98 gm
(D) 9.8 a.m.u

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A crescograph is a device for measuring the growth in __________...?

(A) Micro Organism
(B) Plants

(C) Human
(D) Pollution

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Hydrology is the study of ___________...?

(A) Height
(B) High temperature

(C) High Mountain
(D) Rainfall

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Other name of platelets _______...?

(A) Erythrocytes
(B) Leukocytes

(C) thrombocytes
(D) None of these

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Gravity setting chambers are used in industries to remove ________...?

(A) NOx
(B) SOx

(C) CO
(D) Suspended particulate matter

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At what time of day is the relative humidity normally at a minimum ________________ ...?

(A) When the air temperature is highest
(B) Just before sunrise

(C) About midnight
(D) When the air temperature is lowest

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Caustic Soda is extensively used for making __________...?

(A) Surf
(B) Soap

(C) Plaster of Paris
(D) Gum

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Sunsets on Mars are _________...?

(A) Red
(B) Blue

(C) Yellow
(D) Orange

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The isotope C-12 is present in abundance of _______...?

(A) 96.9%
(B) 97.6%

(C) 98.8%
(D) 99.7%

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Lignite, bituminous & anthracite are different rank of _________ ...?

(A) Iron
(B) Coal

(C) Wood
(D) None of these

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Night vision is possible with the help of ___________...?

(A) Red light
(B) Violet light

(C) Infrared Rays
(D) Ultra violet Light

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Which one is non flowering plant _______...?

(A) Moss
(B) Jasmine

(C) Sun Flower
(D) None of these

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Head to tail rule can be used to add ______ forces....?

(A) Two
(B) Three

(C) Five
(D) Any number of

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The PH of milk is __________...?

(A) 6.0
(B) 6.5

(C) 7.0
(D) 7.5

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If nucleon number of potassium is 39, number of neutrons will be _______...?

(A) 39
(B) 19

(C) 20
(D) 29

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Despite the fluctuation in human body temperature. The temperature of human body remains at _________...?

(A) 35 °C
(B) 37 °C

(C) 42 °C
(D) 54 °C

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Atephobia is fear of _________...?

(A) Imperfection
(B) Heights

(C) Attitude
(D) None of these

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The Aurora Borealis, also known as ________...?

(A) Western lights
(B) Southern lights

(C) Eastern lights
(D) Northern lights

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The M.K.S. system was first introduced by _________ ...?

(A) Giorgi
(B) Archimedes

(C) Eienstein
(D) Newton

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Examples of Monosaccharides are ___________....?

(A) Glucose
(B) Galactose

(C) Fructose
(D) All of these

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The bodyguard of the Earth is __________ that save the Earth from many Comets and Asteroids....?

(A) Mars
(B) Saturn

(C) Uranus
(D) Jupiter

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The Study of growth is called ______ ...?

(A) Auxology
(B) Autology

(C) Avionics
(D) Axiology

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Tuberculosis is a _________ infection...?

(A) Viral
(B) Bacterial

(C) Fungal
(D) Parasitic

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“COTTON” is grown on ___________...?

(A) Black soil
(B) Red Soil

(C) Regur Soil
(D) Alluvial Sea

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Nearest star to the sun is: ___________...?

(A) Proxima Centauri
(B) Alpha Scorpius

(C) Beta Orionis
(D) Vegetal

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Exosphere interacts with ___________ of Earth at roughly distance of 10,000 km....?

(A) Electrosphere
(B) Magnetosphere

(C) Spectrosphere
(D) Echosphere

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The outermost layer of the sun is called __________...?

(A) Coach
(B) Core

(C) Corona
(D) Comma

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The PH of milk is _______...?

(A) 6.0
(B) 6.5

(C) 7.0
(D) 7.5

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If zero line of Vernier scale coincides with zero of main scale, then zero error is ______...?

(A) Positive
(B) Zero

(C) Negative
(D) One

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Fine organic or inorganic particles suspended in air is called _______________...?

(A) particulate pollutant
(B) gaseous pollutant

(C) aerosol
(D) none of these

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When were blue jeans invented in _________...?

(A) 1900s
(B) 1860s

(C) 1870s
(D) 1850s

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The lifespan of Red Blood Cells is __________ days...?

(A) 60
(B) 120

(C) 180
(D) 240

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Scientific study of the Algae is known as ___________...?

(A) Phycology
(B) Pomology

(C) Oneriology
(D) Trichology

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Vitamins A,D,E & _______ are fat soluble ....?

(A) Vitamin B
(B) Vitamin C

(C) Vitamin K
(D) AOT

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Corona disease is a ________  disease...?

(A) Infectious diseases
(B) Deficiency disease

(C) Hereditary disease
(D) Physiological diseases

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According to Big Bang Theory, the Universe began about __________ billion years ago....?

(A) 10 – 20
(B) 20 – 30

(C) 30 – 40
(D) 40 – 50

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Unit of force in (SI) is __________...?

(A) Meter
(B) Newton

(C) Kilogram
(D) None of these

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Vernal equinox of northern hemisphere in March marks season of __________ ...?

(A) Spring
(B) Summer

(C) Winter
(D) Autumn

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If an Opaque object is moved closer to the light source the shadow gets _______...?

(A) Smaller
(B) Very Smaller

(C) Bigger
(D) Older

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The type of seed production without fusion of male and female gametes is ______...?

(A) Parthenocarpy
(B) Apomixes

(C) Grafting
(D) Scion

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Solubility is usually expressed in grams of the solute dissolved in ________ gram of a solvent....?

(A) 10 grams
(B) 100 grams

(C) 500 grams
(D) 1000 grams

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The nearest Star to the planet earth is ________ ...?

(A) Regel
(B) Canopus

(C) Sun
(D) Betelgeuse

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Pomology is the study of: _________...?

(A) Mind
(B) Bones

(C) Fruits
(D) Birds

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Each day human body breathe in __________ liters of air....?

(A) 5,000 to 10,000
(B) 10,000 to 15,000

(C) 15,000 to 20,000
(D) 20,000 to 25,000

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If we dissolve sand into the water, then the mixture is said to be _______...?

(A) Solution
(B) Suspension

(C) Colloids
(D) Concentrated solution

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The strongest part(s) of a magnet is/are _________...?

(A) North pole
(B) South pole

(C) North and south pole
(D) Median of north and south pole

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The bread dough rises during alcoholic fermentation is due to _______...?

(A) Methyl alcohol
(B) CO2

(C) Ethyl alcohol
(D) H2O

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The order of speed of the sound in different mediums from faster to slowest is ______...?

(A) Gas → Liquid → Solid
(B) Liquid → Solid → Gas

(C) Solid → Liquid → Gas
(D) Gas → Solid → Liquid

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Selenology is the study of __________...?

(A) Stars
(B) Galaxy

(C) Moon
(D) Planets.

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Density of Milk is________...?

(A) 1.024 g/cm3
(B) 1.034 g/cm3

(C) 1.044 g/cm3
(D) 1.054 g/cm3

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Example of heterogeneous mixture is _______...?

(A) Sugar and water
(B) Sand and water

(C) Salt and water
(D) Ink and water

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The group of minerals chemically containing hydrocarbons is_______...?

(A) Silicate group
(B) Organic group

(C) Oxide group
(D) Hydride group

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The molecular mass of Water molecule is __________...?

(A) 16amu
(B) 17amu

(C) 18amu
(D) 20amu

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The gases used in different types of welding would include ___________...?

(A) Oxygen and hydrogen
(B) Oxygen, hydrogen, acetylene and nitrogen

(C) Oxygen, acetylene and argon
(D) Oxygen and acetylene

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The matter of our sun is in ________ state...?

(A) Liquid
(B) Gas

(C) Solid
(D) Plasma

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Nitrogen occurs in plant and animals in the form of ___________...?

(A) Minerals
(B) Fats

(C) Carbohydrates
(D) Proteins

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Sound waves are _________ waves....?

(A) Transverse
(B) Electromagnetic

(C) Longitudinal
(D) None of these

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In general, wind speed of 10 –13 kph caused_______...?

(A) minor or no damage
(B) considerable damage

(C) severe damage
(D) extreme damage

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Flow of electrons is called ______...?

(A) Electric Charge
(B) Electric Potential

(C) Electric Power
(D) Electric Current

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The freezing point depends upon _______...?

(A) Nature of liquid
(B) Pressure

(C) Temperature
(D) Volume

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Light travelling in a straight line ______ when it strikes the surface of another medium....?

(A) Reflects
(B) Refracts

(C) Diffracts
(D) Absorbs

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The distance b/w Earth and Moon is___________...?

(A) 3,50,000km
(B) 3,60,100km

(C) 3,72,000km
(D) 3,84,400km

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A balanced diet quality formula recommended by World Health Organization is ____________....?

(A) Carbohydrates 58% + Proteins 12% + Fats 30%
(B) Mineral+Proteins+Fats

(C) Fats+Proteins+Minerals
(D) None of these

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The position of an element in the Periodic Table is determined by its __________ number...?

(A) Electron
(B) Proton

(C) Neutron
(D) None of these

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Diameter of Sun is_____________...?

(A) 12 Lakh kms
(B) 13 Lakh kms

(C) 14 Lakh kms
(D) 15 Lakh kms

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The part of brain involved in balance and precision in movements is ______...?

(A) Cerebrum
(B) Cerebellum

(C) Thalamus
(D) Medulla oblongata

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The study of fish is known as ________...?

(A) Entomology
(B) Ichthyology

(C) Ecology
(D) None of these

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The light of distant stars is affected by __________ ...?

(A) The earth’s atmosphere
(B) Interstellar dust

(C) both A and B
(D) None of these

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The atmosphere near the earth’s surface is “heated from below.” Which of the following does not significantly contribute to this heating _____________________...?

(A) Conduction of heat upward from a hot surface
(B) Convection from a hot surface

(C) Absorption of infrared energy that has been radiated from the surface
(D) Heat energy from the earth’s interior

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Humans can hear in the range of ______ to _______Hertz (Hz)....?

(A) 10 Hz to 10,000 Hz.
(B) 20 Hz to 20,000 Hz.

(C) 30 Hz to 30,000 Hz.
(D) 40 Hz to 40,000 Hz.

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Permanent hardness of water due to sulphate of metals can be destroyed by the use of ________ ...?

(A) Zeolites
(B) Sulphonides

(C) Lime
(D) Nitrates

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Bond formed by mutual sharing of electron is ______...?

(A) Ionic bond
(B) Coordinate covalent bond

(C) Covalent bond
(D) Metallic bond

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Internal friction of fluid is called_________...?

(A) Viscosity
(B) Surface tension

(C) Resistance
(D) Cohesive force

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Proton number is denoted by symbol __________ ...?

(A) M
(B) Z

(C) P
(D) A

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The unit of torque in International system of unit is _________...?

(A) Newton
(B) Newton-Meter

(C) Kilogram
(D) Meter

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The Oort cloud is estimated to be about __________ AU away from the sun...?

(A) 100,000
(B) 200,000

(C) 300,000
(D) 400,000

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Hydrogen bomb is based on the principle of ________ ...?

(A) Nuclear fusion
(B) Artificial radioactivity

(C) Natural radioactivity
(D) Nuclear fission

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The point within the Earth where earthquakes originate is _________...?

(A) Comma
(B) Origin

(C) Epicenter
(D) Focus

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Water soluble Vitamins are _________...?

(A) A & D vitamins
(B) B & C vitamins

(C) A & K vitamins
(D) B & K vitamins

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Bolometer measures: ____________...?

(A) Breadith of tree
(B) Burning capacity

(C) Heat radiation
(D) Bearing capacity

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Black gold is an oil; Black diamond is_________...?

(A) Copper
(B) Iron

(C) Coal
(D) Wood

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In an atom number of protons and neutrons are added to obtain ________...?

(A) In an atom number of protons and neutrons are added to obtain ________? Number of electrons
(B) Number of nucleons

(C) Atomic number of element
(D) Number of isotopes

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Other name of white blood cells is _____________...?

(A) Erythrocytes
(B) Leukocytes

(C) Thrombocytes
(D) None of these

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A camera uses a __________ to form an image....?

(A) convex lens
(B) concave lens

(C) condenser lens
(D) none of these

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The energy value of food is measured in_______...?

(A) Joule
(B) Calories

(C) Tesla
(D) Proteins

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Nearest star to sun is: __________...?

(A) Proxima Centurai
(B) Alpha Scorpii

(C) Beta Orionis
(D) Vega

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The exact duplication of DNA is called ______...?

(A) Duplication
(B) Replication

(C) Transcription
(D) Translation

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Albatros is__________...?

(A) A sea bird
(B) A beetle

(C) A fruit
(D) None

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The three elements needed for healthy growth of plants are __________...?

(A) N, P, K
(B) N, C, P

(C) N, K,
(D) N, S, P

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Volvox is a polyphyletic genus of _______...?

(A) Green algae
(B) Red algae

(C) Brown algae
(D) None of these

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The periodic table divided into S, P, d, and f block based on _______...?

(A) Atomic Radius
(B) Electronic Configuration

(C) Ionization Energy
(D) Electron Affinity

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Study of “Aging” is called __________...?

(A) Gerontology
(B) Hstologyh

(C) Pysiology
(D) Anthropology

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During rainy season Wooden doors are difficult to open or closure because of ________ ...?

(A) Plasmolysis
(B) Imbibition

(C) Osmosis
(D) Diffusion

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The most suitable unit for expressing nuclear radius is_______...?

(A) Angstrom
(B) Micro

(C) Nano meter
(D) Fermi

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NASA’s Mars rover, __________ , has been exploring Mars since 2012....?

(A) Diversity
(B) Serenity

(C) Curiosity
(D) Divinity

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Change of state form liquid to solid is _________...?

(A) Boiling
(B) Freezing

(C) Evaporation
(D) None of these

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Lux is a unit of __________...?

(A) Luminous Flux
(B) Illumination

(C) Luminous Intensity
(D) Focus

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A colloidal system in which a liquid is dispersed into a liquid is called_________...?

(A) Percipitate
(B) Gel

(C) Emulsion
(D) Sol

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Wind always blows from area of ________...?

(A) Low pressure to high pressure
(B) High pressure to low pressure

(C) Only low pressure
(D) Only high pressure

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Materials for rain-proof coats and tents owe their water proof properties to________...?

(A) Surface tension
(B) Viscosity

(C) Specific gravity
(D) Elasticity

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Lack of _______ causes diabetes...?

(A) Vitamins
(B) Sugar

(C) Insulin
(D) Calcium

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The volume of Blood in a Human body to be approximately _________ of body weight...?

(A) 6%
(B) 7%

(C) 8%
(D) 9%

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A rocket needs the speed of _______ to escape from earth’s gravity...?

(A) 22 miles per second
(B) 15 miles per second

(C) 12 miles per second
(D) 7 miles per second

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Titan, a moon of __________ , and Triton, a moon of _________ , have atmospheres mainly of _________....?

(A) Saturn, Jupiter, Hydrogen
(B) Uranus, Neptune, Nitrogen

(C) Saturn, Neptune, Nitrogen
(D) Mars, Venus, Hydrogen

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An example of true solution is ______...?

(A) Solution of starch
(B) Solution of soap

(C) Ink in water
(D) Tooth paste

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Resistance of a conductor does not depend on _______...?

(A) Length of the conductor
(B) Area of crossection

(C) Density
(D) Resistivity

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The distance between the optical centre of a convex lens and its principal focus is called its_______...?

(A) Focal Length
(B) Radius of Curvature

(C) Power
(D) Magnification

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If force of 6N displaces an object 2m in the direction of force, then work done will be __________...?

(A) 0
(B) 12 Joule

(C) 3 Joule
(D) Both b and c

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The optic nerve which is found in the human brain is also called ___________...?

(A) Second cranial nerve
(B) Mini nervous

(C) Carnival nerve
(D) Sustained nerve

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The small segment of DNA which has information to code one protein is called ______...?

(A) Nucleotide
(B) Polynucleotide

(C) Gene
(D) Exon

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A blood alcohol level above ________ will often result in death:...?

(A) 0.10
(B) 0.20

(C) 0.30
(D) 0.41

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Approximate age of sun is _________...?

(A) 4.4 billion years
(B) 4.5 billion years

(C) 4.6 billion years
(D) 4.7 billion years

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The study of rearing fine and intelligent human beings through genetics is called__________...?

(A) Eugenics
(B) Biotechnology

(C) Cloning
(D) Geneology

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Main and excessive part of plasma consists of ________...?

(A) Carbon dioxide
(B) Oxygen

(C) Water
(D) Glucose

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An object with particles close together and vibrating describes a _______...?

(A) Gas
(B) Liquid

(C) Solid
(D) All three

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Which one of the following can be synthesized by Liver _______...?

(A) Vitamin B6
(B) Vitamin B12

(C) Vitamin K
(D) Vitamin E

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Newton metre is a unit of __________....?

(A) Substance
(B) Length

(C) torque
(D) Work

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The back thigh muscles are also called__________...?

(A) Gluteal
(B) Hamstring

(C) Sartorious
(D) Deltoid

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The part of brain involved in balance and precision in movements is: __________...?

(A) Cerebrum
(B) Cerebellum

(C) Thalamus
(D) Medulla oblongata

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When a warm air is lifted off the surface in temperature depression it is called ________...?

(A) An occlusion
(B) A cold front

(C) An anticyclone
(D) A warm front

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Water is a highly effective coolant for a car engine because _________...?

(A) Water is good conductor of heat
(B) Water has very high specific heat capacity

(C) Water boils at a comparatively high temperature
(D) Evaporation of water produces lot of cooling

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H5N1 virus is caused of_______...?

(A) AIDs
(B) fever

(C) Bird flu
(D) non

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Tropism mostly refers to as_______...?

(A) Bird migration
(B) Directional growth of a plant

(C) Longevity of animal species
(D) Behavioral pattern of human

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Earth is closest to the sun every year in early ______________, when it’s winter for the Northern Hemisphere. We’re farthest away from the sun in early __________________, during our Northern Hemisphere summer....?

(A) January – July
(B) June – December

(C) July – January
(D) December – June

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Milk tastes sour when kept in the open for sometime due to the formation of __________...?

(A) lactic acid
(B) citric acid

(C) acetic acid
(D) carbonic acid

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The winter solstice in the southern Hemisphere occurs on __________...?

(A) 22 December
(B) 23 September

(C) 21 June
(D) 22 March

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Pollination of flowers by birds is called:_________...?

(A) Aeverology
(B) Ornithology

(C) Ornithophily
(D) Polligramy

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Sea food is an excellent source of protein because it's usually low in ______...?

(A) Fats
(B) Carbohydrates

(C) Proteins
(D) Minerals

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At night, Plants intake __________ and release __________...?

(A) Oxygen – Carbon dioxide
(B) Carbon dioxide – Oxygen

(C) Oxygen – Carbon monoxide
(D) None of theseCarbon monoxide – Oxygen

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Which one of the following elements the drum of a Photostat machine is made up of: _________...?

(A) Aluminium
(B) Selenium

(C) Barium
(D) None of these

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What is the Molecular Formula for Glucose _______ ...?

(A) C4H10O6
(B) C5H11O6

(C) C6H12O6
(D) S6H12O6

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Swimmers make their bodies streamlined to ________ friction under water....?

(A) Increase
(B) Reduce

(C) Maintain
(D) Ignore

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The study of organisms and their environment is known as ________...?

(A) Acoustics
(B) Ecology

(C) Ichthyology
(D) None of these

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Earthquake waves travel faster in __________...?

(A) Water
(B) Flexibl rock

(C) Air
(D) Soil

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The distance between the earth and the sun is smallest in the month of _________...?

(A) February
(B) January

(C) December
(D) April

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Short-sightedness can be corrected by using ___________...?

(A) Convex lens
(B) Concave lens

(C) Convex-concave lens
(D) Concave-convex lens

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Orbital period of the planet Mercury around the sun is _____________...?

(A) 88 days
(B) 365 days

(C) 2 years
(D) 98 days

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All living organisms are classified into _______ kingdoms under the system proposed by Whittaker (1969)....?

(A) 5
(B) 6

(C) 7
(D) 8

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A transformer works on the principle of _______________...?

(A) Self induction
(B) Mutual induction

(C) Generator
(D) Inverter

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The process in which seed grows in to a new plant is called ______...?

(A) Fertilization
(B) Germination

(C) Vernalization
(D) None of these

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Water vapour beyond the dew point result in_________...?

(A) Precipitation
(B) Hailstorm

(C) Condensation
(D) Formation of ice

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Proteins are made up of _________...?

(A) Polynucleotide
(B) Polypeptide

(C) Oxyacetylene
(D) None of these

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Frederick Sanger is a twice recipient of the Nobel Prize for ________...?

(A) Physics in 1956 and 1972
(B) Chemistry in 1958 and 1980

(C) Physics in 1903 and Chemistry in 1911
(D) Chemistry in 1954 and Peace in 1962

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The centrifuge machine used for separation of _______...?

(A) Juice
(B) pH

(C) Mud
(D) Crystal

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The most densest substance on the Earth is __________....?

(A) Platinum
(B) Copper

(C) Steel
(D) Osmium

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Role of biotechnology in the production of food based on ___________...?

(A) Decomposition
(B) Respiration

(C) Digestion
(D) Fermentation

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Study of fruit is called ___________...?

(A) Pomology
(B) Plriculture

(C) Sericulture
(D) Apiculture

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The most abundant element in the Earth’s crust is __________...?

(A) Oxygen
(B) Hydrogen

(C) Carbon Dioxide
(D) Silicon

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Moon is the _______ satellite of the Earth...?

(A) Natural
(B) Artificial

(C) Navigation
(D) None of these

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The antiparticle of an electronic is _______...?

(A) Positron
(B) Proton

(C) Alpha particular
(D) None of these

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The term ‘Geography’ was coined first time by a Greek scholar _________ in 234BC...?

(A) Herodotus
(B) Thales of Miletus

(C) Eratosthenes
(D) Plato

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Carrot is good source of Vitamin _______...?

(A) Vitamin A
(B) Vitamin B

(C) Vitamin C
(D) Vitamin D

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Stethoscope was invented by _______ ...?

(A) Rene Laennec
(B) Steven Sasson

(C) Martin Cooper
(D) Dave Hyatt

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Alzheimer’s disease in human beings is characterized by the degeneration of _______...?

(A) Kidney cells
(B) Nerve cells

(C) Liver cells
(D) Spleen cells

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Earth rotates the sun in___________...?

(A) 23 hours 56 min 4 sec
(B) 24 hours

(C) 23 hours 57 min 9 sec
(D) Non of above

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‘Magnetometer’ is used to measure: ______________...?

(A) Air Pressure on Ships
(B) Electromagnetic Force in Space Devices

(C) Changes in the Earth’s Magnetic Field
(D) Changes in Oceanic Current

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The unicellular structure, responsible for asexual reproduction without fusion is ______...?

(A) Pores
(B) Spores

(C) Gametes
(D) Pollen grains

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A body can escape the gravitational pull of the earth if it is thrown up with a velocity of ________ miles/second ...?

(A) 35
(B) 25

(C) 12
(D) 07

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Preservatives are used to preserve _______...?

(A) Acids
(B) Bases

(C) Food
(D) Water

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The sun is made up of 99.9% of ________________ and ______________...?

(A) Oxygen and Hydrogen
(B) Hydrogen and Sulfur

(C) Carbon and Silicon
(D) Hydrogen and Helium

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The use of potassium hydroxide produced a ________...?

(A) Hard soap
(B) Soft soap

(C) Moderate soap
(D) All of these

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Big Bang theory explains_____________...?

(A) Origin of Universe
(B) Origin of Sun

(C) Laws of physics
(D) None of above

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Rainbow is seen after rain because of hanging molecules of water which act as __________...?

(A) Lens
(B) Prism

(C) Mirror
(D) Slabs

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NASA’s ________ rover landed on Mars in February 2021....?

(A) Persistence
(B) Desistance

(C) Perseverance
(D) None of the above

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Bleaching action of chlorine is by________...?

(A) Oxidation
(B) Reduction

(C) Decomposition
(D) Hydrolysis

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Accumulation of salts in kidneys results in_________...?

(A) Diabetes
(B) Hypertension

(C) Cancer
(D) Kidney Stone

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Examples of _______ properties involved melting, transition to a gas, change of durability and changes to crystal form....?

(A) Physical
(B) Chemical

(C) Nuclear
(D) Biological

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The process of splitting water molecules in the presence of light energy is called_________...?

(A) Electrolysis
(B) Photolysis

(C) Radiolysis
(D) Thermolysis

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The muscle which is responsible to straighten the limb is _______...?

(A) Ligament
(B) Skeleton muscle

(C) Flexor
(D) Extensor

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The process by which air flows from one location in the atmosphere to another is called __________...?

(A) Convection
(B) Radiation

(C) Conduction
(D) Electromagnetic Induction

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Material for rain-proof coats and tents owe their water proof properties to ________...?

(A) Surface tension
(B) Viscosity

(C) Specific gravity
(D) Elasticity

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The SI unit of Dipole moment is __________...?

(A) Debye
(B) Cm

(C) Weber
(D) Coulumb

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Earthquakes occur most frequently at __________...?

(A) Plate boundaries
(B) Plate surface

(C) Ocean beds
(D) All of the above

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Metal are highly ___________ ...?

(A) Electropositive
(B) Electronegativity

(C) Both of these
(D) Neutral

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Leach has ________ number of brains....?

(A) Zero
(B) 32

(C) 36
(D) None of these

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The process of sublimation _______...?

(A) A solid turns directly into a liquid
(B) A liquid turns directly into a gas

(C) A gas turns directly into a liquid
(D) A solid turns directly into a gas

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The Analytical Chemistry deals with instruments and methods to ______ identify and quantify the matter....?

(A) Mix
(B) Separate

(C) Differentiate
(D) Manipulate

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The outermost layer of the Earth is called ____________...?

(A) Crust
(B) Mental

(C) Core
(D) None of these

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The human heart is _______ ...?

(A) Ampullary Heart
(B) Pulsating Heart

(C) Myogenic Heart
(D) Neurogenic Heart

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For seeing objects at the surface of water from a submarine under water, the instrument used is ________...?

(A) Periscope
(B) Telescope

(C) Kaleidoscope
(D) Spectroscope

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The earth’s atmosphere is divided into layers based on the vertical profile of __________...?

(A) Air pressure
(B) Air temperature

(C) Air density
(D) Wind speed

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Which is the most electro-negative element among the following _________...?

(A) Fluorine
(B) Bromine

(C) Sodium
(D) Oxygen

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Severe deficiency of Vitamin D results in __________....?

(A) scurvy
(B) rickets

(C) night blindness
(D) None of these

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Sound travels about ___________times faster in water than in air....?

(A) 2
(B) 3

(C) 4
(D) 5

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Cataract is a disease of ________...?

(A) Eyes
(B) Throat

(C) Lungs
(D) Circulatory system

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The largest artery in human body_______...?

(A) Subclavian artery
(B) Aorta

(C) Brachial artery
(D) None of these

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Main use of salt in diet is to : ___________...?

(A) ease the process of cooking
(B) increase the taste

(C) produce small amount of hydrochloric acid required for digestion
(D) inclease solubility of food particles in water

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Approximate age of milky-way is ________...?

(A) 16.5 billion years
(B) 15.5 billion years

(C) 13.5 billion years
(D) 14.5 billion years

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Percentage of water in an apple is__________...?

(A) 84%
(B) 90%

(C) 66%
(D) None of these

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The pyramid of energy in any ecosystem is _________...?

(A) Always upright
(B) May be upright or invented

(C) Always inverted
(D) Always Circle

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The scientific study of teeth is called ____________...?

(A) Odontology
(B) Ornithology

(C) Orthoepy
(D) Pedagogy

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The meaning of Echoes is _______...?

(A) Repeating sounds
(B) Refracted sounds

(C) Absorbed sounds
(D) Amplified sounds

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Electronics comprises the _________...?

(A) Physics
(B) Engineering

(C) Technology
(D) All of these

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Fats are solids at ______...?

(A) Ordinary room temperature
(B) High temperature

(C) Higher than 50°C temperature
(D) N.O.T

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Fertilization are used to fill ______ requirements of plants....?

(A) Water
(B) Nutritional

(C) Space
(D) Light

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Atmospheric pressure is the force (per unit-area) perpendicular to a unit-area of planetary surface, as determined by _________....?

(A) Mass of vertical column of atmospheric gases
(B) Mass of horizontal column of atmospheric gases

(C) Weight of vertical column of atmospheric gases
(D) Mass of vertical and weight of horizontal of atmospheric gases

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Study of Soil is called__________...?

(A) Pedology
(B) Pedagogy

(C) sociology
(D) Demography

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Fog is an example of _________...?

(A) Gas in gas
(B) Gas in liquid

(C) Liquid in Gas
(D) Liquid in liquid

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When a single month has two full moons, the second moon is called________...?

(A) Super moon
(B) Blue moon

(C) Super blue moon
(D) Red moon

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Work done per unit time is called ______...?

(A) Efficiency
(B) Energy

(C) Power
(D) Force

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The only non metal exists in liquid state is ___________...?

(A) Mercury
(B) Bromine

(C) Phosphorus
(D) Iodine

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Instrument that measure the electric force ________...?

(A) Hygrometer
(B) Hydrometer

(C) Ammeter
(D) Voltmeter

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In Space, our Body_______...?

(A) Gains Weight
(B) Loses Weight

(C) No Change
(D) Little Change

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The nearest planet to the Earth is _________...?

(A) Venus
(B) Mercury

(C) Mars
(D) Moon

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The rocks formed out of layers of sediment bonded together are known as _______________...?

(A) Metamorphic rocks
(B) Sedimentary rocks

(C) Igneous rocks
(D) All of the above

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When the angle of refraction is 90° and the refractive index for water is 1. 33, the critical angle is ______...?

(A) 48.8°
(B) 50.0°

(C) 49.1°
(D) 51.0°

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An extremely small piece of silicon on which integrated circuits are implicated is called __________________...?

(A) Card Reader
(B) Hollerith Code

(C) Feed
(D) Chip

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Atmospheric pressure at sea level is _______...?

(A) 746 mm
(B) 760 mm

(C) 820 mm
(D) None of these

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Dengue Fever is also called___________...?

(A) Black Fever
(B) Breakbone Fever

(C) Plasmodium Fever
(D) Remittent Fever

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Deficiency of Vitamin-A results in __________...?

(A) Night blindness
(B) rickets

(C) scurvy
(D) hair fall

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A chronometer meter measures __________ ...?

(A) Water waves
(B) Color contrast

(C) Time
(D) Sound waves

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Weigh of a body can be measured using a spring balance, it differs from place to place because of variation in ______...?

(A) Acceleration
(B) Gravitational pull

(C) Velocity
(D) Size of spring balance

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The SI base unit for mass is_____________...?

(A) Gram
(B) Pound

(C) Kilogram
(D) Ounce

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BTU is a unit of________...?

(A) Force
(B) Magnetic flux

(C) Energy
(D) None of these

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The group containing only electromagnetic waves is ______...?

(A) Light waves, Radio waves, Microwaves
(B) Light waves, Radio waves, Sound waves

(C) Light waves, Sound waves, Microwaves
(D) Radio waves, Sound waves, Microwaves

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Mercury, Venus, Earth and Mars are called___________...?

(A) Dwarf Planet
(B) Gaseous Planets

(C) Terrestrial Planets
(D) Both A & B

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Stability of a racing car is increased by _______...?

(A) Increasing its height
(B) Raising its centre of gravity

(C) Decreasing its width
(D) Lowering its centre of gravity

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The percentage of plasma in human Blood is _________...?

(A) 50%
(B) 55%

(C) 60%
(D) 80%

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Male birds are ________ colorful than female birds....?

(A) Less
(B) More

(C) Equal
(D) None of these

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The horizontal rows of the periodic table are called ______...?

(A) Groups
(B) Periods

(C) Sets
(D) Matrices

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The largest part of the human brain is ___________...?

(A) Medulla oblongata
(B) Cerebellum

(C) Cerebrum
(D) None of these

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There are almost _______of nephrons in the each kidney in human body...?

(A) 5 million
(B) 3 million

(C) 1 million
(D) 10 million

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An Average Hummingbird’s heart rate per minute is __________....?

(A) 500 times
(B) 1000 times

(C) more than 1000 times
(D) more than 1200 times

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By which process copper is refined ____________...?

(A) Roasting
(B) Oxidation

(C) Zone Refining
(D) Electrolysis

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Sickle cell anemia is a _________...?

(A) Genetic disorder
(B) virus disease

(C) bacterial disease
(D) diseases due to vitamin deficiency

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Salinization is ___________...?

(A) Accumulation of salts in water
(B) Accumulation of salts in soil

(C) Accumulation of salts in body
(D) Accumulation of salts in animals

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The weakest of all fundamental forces is the ________________...?

(A) Gravitational force
(B) Electrostatic force

(C) Magnetic force
(D) Nuclear force

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The scientific study of insects is known as _______...?

(A) Ichthyology
(B) Entomology

(C) Zoology
(D) Botany

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A photostat machine works on _____________...?

(A) electromagnetic image making
(B) magnetic image making

(C) thermal image making
(D) electrostatic image making

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The protons and neutrons are found in the center of the atom, which is called the _________of the atom...?

(A) Nucleus
(B) Headquarters

(C) Hub
(D) None of These

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A fresh egg when placed in salt water will __________ ...?

(A) sink and go to the bottom
(B) sink but will not go to the bottom

(C) Float
(D) Burst

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Amino acids are building blocks of ______...?

(A) Nucleic acids
(B) Protein

(C) Vitamins
(D) Lipid

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Chemical formula for Water is _______ ...?

(A) NaAlO2
(B) H2O

(C) Al2O3
(D) CaSiO3

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Glucose is ______...?

(A) Vitamin
(B) Protein

(C) Carbohydrate
(D) Lipid

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Acid deposition causes ______________________...?

(A) the greenhouse effect to lessen
(B) lakes and forests to die

(C) acid indigestion in humans
(D) all the above are correct

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Study of energy production in living bodies is called_________...?

(A) Biology
(B) Biomechanics

(C) Bioenergetics
(D) Aerodynamics

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The head of femur attached with _______...?

(A) Pelvic girdles
(B) Pectoral girdle

(C) Scapula
(D) Acetabulum of pelvic gridles

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Chemical name of vinegar is _____________...?

(A) Sodium Nitrate
(B) Dilute acetic acid

(C) Chloride of lime
(D) Calcium

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Vaccination is synonymous with ___________ immunity...?

(A) Artificial Active
(B) Natural Active

(C) Allergy
(D) None of These

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Dinosaurs and many other species were extinct about ________ years ago....?

(A) 55 million
(B) 66 million

(C) 75 million
(D) 85 million

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Erythrocyte is another name for a ___________...?

(A) white blood Cells
(B) Platelet

(C) Red Blood cells
(D) Plasma

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Wind energy is the __________ energy....?

(A) Potential
(B) Transverse

(C) Kinetic
(D) Mechanical

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Radiations are harmful as it:___________...?

(A) Causes skin cancer
(B) Causes anemia

(C) Alters body tissue
(D) is unstable

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Bats can also fly in dark because they are capable of taking the help of _________...?

(A) Ultraviolet Waves
(B) Ultrasonic Waves

(C) Electromagnetic Waves
(D) Special Retina

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Which of the following are Biodegradable ___________...?

(A) Cans
(B) Dead Plants

(C) Glass
(D) None of these

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The particles of a solid ________...?

(A) Are widely spaced and move freely
(B) Are tightly packed together and stay in a fixed position

(C) Are loosely packed and move randomly
(D) Are sparse and vibrate at long distances

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The sun is _________times bigger than the Earth....?

(A) 105
(B) 107

(C) 109
(D) 111

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Gold and Silver are known as _________ metals ...?

(A) Coinage metals
(B) Noble metals

(C) Both A & B
(D) None of these

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Magnitude of energy released by an earthquake is calculated using ________...?

(A) Earthquake scale
(B) Seismic scale

(C) Richter scale
(D) Temblor scale

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Tendency of atoms to acquire eight electrons in their valence shell is ______...?

(A) Octet rule
(B) Duplet rule

(C) Triplet rule
(D) None of above

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The major source of quick energy is ___________...?

(A) Carbohydrates
(B) Minerals

(C) vitamins
(D) None of these

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A force is a ________ or a _______ that causes movement....?

(A) Pull, Twist
(B) Push, Pull

(C) Push, Lift
(D) Twist, Turn

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The instrument which i specially design for recording earth quake wave is called seismograph which measure earth quake waves on a ____________...?

(A) Diatonic scale
(B) Fahrenheit Scale

(C) Richter scale
(D) Celsius Scale

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Saffron is obtained from which among the following parts of the plant ________...?

(A) Anther
(B) Stigma

(C) Stamen
(D) Pollen

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Hepatitis and Polio is caused by________...?

(A) Virus
(B) Fungus

(C) Moss
(D) None of these

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the delicate lungs are protected by a cage that is called ______...?

(A) luvcage
(B) Ribcage

(C) both A & B
(D) None of these

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The importance of perspiration is to ___________...?

(A) Eliminate body odours
(B) Improve the general health

(C) Open the pores in the skin
(D) Regulate body temperature

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LPG consists mainly of : ___________...?

(A) Methane,Ethane & Hexane
(B) Ethane,Hexane &Nonane

(C) Methane,Butane & Propane
(D) All of these

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The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing, is ________ ...?

(A) Argon
(B) Xenon

(C) Helium
(D) Krypton

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Lingxi-03, developed by Galaxy Space, was launched using a ___________ carrier rocket....?

(A) Long March-3D
(B) Long March-2D

(C) Vertical March-3D
(D) Orbital March-2D

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The extremely cold temperatures in the polar region of moon mean that it can act as a kind of __________ where things do not undergo much change....?

(A) Time capsule
(B) Light capsule

(C) Meta capsule
(D) Natural capsule

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In the atmosphere, if the temperature is low then the pressure is _________...?

(A) Low
(B) High

(C) Normal
(D) All of these

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Analysis deals with the identification of presence of functional groups in compounds is _______...?

(A) Physical qualitative analysis
(B) Analytical qualitative analysis

(C) Organic qualitative analysis
(D) Inorganic qualitative analysis

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The largest latitude circle on earth is ________...?

(A) Arctic circle
(B) Tropic of cancer

(C) Tropic of Capricorn
(D) The Equator

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The study of the structure of the body is called _______ ...?

(A) Anthropobiology
(B) Anatomy

(C) Aphnology
(D) Apiology

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The scientific study of fingerprints is called _________ ...?

(A) Dactylography
(B) Dactylology

(C) Dactyliology
(D) Dialectology

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The movement of earth around sun brings ________...?

(A) Tornadoes
(B) Rainfall

(C) Seasons
(D) Earthquakes

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An example of an abiotic component __________...?

(A) Plants
(B) Soil

(C) Animals
(D) Bacteria

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A mixture of sand and naphthalene can be separated by ________ ...?

(A) Chromatography
(B) Fractional distillation

(C) Sublimation
(D) None of these

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A D.C motor converts _______...?

(A) Mechanical energy into electrical energy
(B) Mechanical energy into chemical energy

(C) Electrical energy into mechanical energy
(D) Electrical energy into chemical energy

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Electric motor was invented by __________ ...?

(A) Michael Faraday
(B) Oliver Evans

(C) Thomas Edison
(D) Horace Day

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Bronze is an alloy of ____________...?

(A) Copper and Zinc
(B) Tin and Zinc

(C) Copper and Tin
(D) Iron and Zinc

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The audible range of normal cat ear is _______...?

(A) 10 Hz to 31kHz
(B) 67 Hz to 45kHz

(C) 20 Hz to 20kHz
(D) 45 Hz to 64kHz

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A Fahrenheit thermometer indicates a temperature of ‘ 14°F. its corresponding reading on the Celsius scale will be _________...?

(A) – 2O°C
(B) – 10°C

(C) + 10°C
(D) + 20°C

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Instrument used for measuring very high temperature is __________...?

(A) Pyroscope
(B) Pyrometer

(C) Seismograph
(D) Xylometer

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Strength of intermolecular forces from ionic or covalent bond is _______...?

(A) Weaker
(B) Stronger

(C) Equal
(D) None of above

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Detergents dissolved in water help in cleaning clothes by_________...?

(A) Increasing the temperature of water
(B) Reacting chemically with dirt

(C) Reducing the surface tension of water
(D) Dissolving dirt

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The scientific study of spiders is called __________ ...?

(A) Arachnology
(B) Osteology

(C) Pomology
(D) None of these

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Dr. Abdus Salam of Pakistan was one of the contributors of the unification of __________...?

(A) Electromagnetic force and gravitational force
(B) Electromagnetic force and weak nuclear force

(C) Gravitational force and weak nuclear force
(D) Weak nuclear force and strong nuclear force

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The natural fats and oils are composed of_________...?

(A) Carbon, Hydrogen and Oxygen
(B) Carbon, Hydrogen and Nitrogen

(C) Carbon, Oxygen and Nitrogen
(D) Hydrogen, Oxygen and Nitrogen

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The areas around the North and South poles within the Polar circles is called _____________...?

(A) The Torrid Zone
(B) The Frigid Zone

(C) The Temperature Zone
(D) The Hardiness Zone

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Oil of vitriol is_________...?

(A) Nitric acid
(B) Hydrochloric acid

(C) Phosphoric acid
(D) Sulfuric acid

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Deficiency of vitamin E in the human body causes __________...?

(A) Muscle weakness and vision problem
(B) Bone problem

(C) Rickets
(D) Osteoporosis

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Skin has ___________ layers...?

(A) One
(B) Two

(C) Three
(D) Four

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The process which is essential for continuing and survival of species is __________...?

(A) Digestion
(B) Respiration

(C) Reproduction
(D) Excretion

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Refrigerator works on the phenomenon of ________ of heat transfer....?

(A) Conduction
(B) Convection

(C) Radiation
(D) All of these

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A force applied on a body through the string is called_________...?

(A) Weight
(B) Momentum

(C) Tension
(D) Torque

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When white light is passed through a prism, it splits into __________ colours....?

(A) 5
(B) 6

(C) 7
(D) 8

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Stomach stores the ___________...?

(A) enzime
(B) Food

(C) hcl
(D) None of These

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Vitamin C is found in_________...?

(A) Sea Food
(B) Seeds

(C) Fruits and Vegetables
(D) None of these

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The distance between Earth and Sun is greatest during ____________...?

(A) Apehelion
(B) Astronomical

(C) Lopsided
(D) Astronomi

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The average heartbeat per minute in a normal man is _________...?

(A) 50
(B) 70

(C) 80
(D) 100

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Tetanus is a _________ infection....?

(A) Viral
(B) Bacterial

(C) Fungal
(D) Parasitic

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Smoke is an solution of _________...?

(A) Solid in solid
(B) Solid in liquid

(C) Solid in gas
(D) Gas in gas

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Medium which sends signal from source to destination is known as ________ ...?

(A) Transmitter
(B) Transmission channel

(C) Receiver
(D) Hardware

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Nowadays Milk is not considered balanced diet because it is lacking in ___________...?

(A) Magnesium and Vitamin D
(B) Iron and Vitamin B

(C) Iron and Vitamin C
(D) calcium and vitamin C

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The deficiency of vitamin K causes ________ ...?

(A) Loss of appetite
(B) Scurvy

(C) Sterility
(D) Blood clotting disorder

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Pregnancy time period of “mice” is ___________...?

(A) 2 weeks
(B) 2.5 weeks

(C) 3 weeks
(D) 4 weeks

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Anti Diuretic hormone (ADH) also known as Vasopressin, Arginine Vasopressin and agripressin. Is secreted by_________ ...?

(A) Pituitary
(B) Pancreas

(C) Thyroid
(D) Parathyroid

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The earth’s ___________ is divided into 15 major plates of various sizes...?

(A) Mesosphere
(B) Stratosphere

(C) Lithosphere
(D) None

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The presence of a magnetic field can be detected by _______...?

(A) Small mass
(B) Stationary positive charge

(C) Stationary negative charge
(D) Magnetic compass

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Irritation caused by stimulus is the main cause of ______...?

(A) Tropism
(B) Movement

(C) Locomotion
(D) Arthritis

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Lactometer is a type of Hydrometer which is used to measure the specific gravity of _________...?

(A) Honey
(B) Water

(C) Milk
(D) olive oil

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Halley’s Comet is the only known short-period comet that is consistently visible to the naked eye from Earth, appearing every 72–80 years. It last appeared in the inner parts of the Solar System in 1986 and will next appear in mid-_________...?

(A) 2065
(B) 2061

(C) 2040
(D) None of These

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Apple is rich in: ______________...?

(A) Fluorine
(B) Calcium

(C) Iron
(D) Phosphorus

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Apiculture refers to___________...?

(A) Rearing silk worms
(B) Science of bee keeping

(C) Science of gardening
(D) Science of cultural norms and trends

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Stratosphere is the atmospheric layer that absorbs most of __________ that Earth receives from the Sun....?

(A) Infrared radiation
(B) Ultraviolet radiation

(C) Ozone layer
(D) Radio waves

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The vitamin Folate works together with __________ to produce new red blood cells...?

(A) Vitamin D
(B) Vitamin A

(C) Vitamin B-12
(D) None of the above

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A branch of medicine dealing with eyes and related diseases is called_________...?

(A) Opthalmology
(B) Obstetrics

(C) Physiology
(D) Haematology

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NASA’s ________ program aims to land humans on the moon again in 2024....?

(A) Artemis
(B) Arshamedis

(C) Arsenimdo
(D) Bertonies

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Dioptre is a unit of measurement for __________ ...?

(A) Current
(B) Lens

(C) Force
(D) Focal Length

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Ozone layer protects the Earth from __________ radiations from the Sun....?

(A) microwaves
(B) infrared

(C) X-rays
(D) ultraviolet

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Echo is a ___________ of sound...?

(A) Reflection
(B) Refraction

(C) Interference
(D) None

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Symptoms of vitamin b7 deficiency are known to ______________....?

(A) Pellagra
(B) Hair Loss

(C) Muscle weakness
(D) Xerophthalmia

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On the Moon, the escape velocity is: __________...?

(A) Less than on Earth due to its lower mass and smaller radius
(B) More than on Earth due to its smaller radius

(C) The same as on Earth because escape velocity is a constant
(D) Dependent on the time of day

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In 2013, Planck measured the age of the universe at ___________...?

(A) 13.82 billion years
(B) 4.53 billion years

(C) 4.6 billion years
(D) 4.53 billion years

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Lead ball falls through water more slowly than through air because __________...?

(A) The value of ‘g’ is less in water
(B) Density of air is less than that of water

(C) Of the viscous force in water
(D) Of The surface tension of water

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A shooting star is _________...?

(A) Sun
(B) A comet

(C) A meteor
(D) An steroid

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Founder of modern astronomy was _________________...?

(A) Archimedes
(B) William Gilbert

(C) Nicolas Copernicus
(D) Michael Faraday

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Silicon is an example of _________...?

(A) No-conductor
(B) Semiconductor

(C) Super Conductor
(D) None of these

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Sleeping sickness in the natives of Africa is caused by________...?

(A) Trichomonas
(B) Giardia

(C) Leishmania
(D) Trypanosoma

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State of matter which has definite shape and volume is called __________...?

(A) Liquid
(B) Gas

(C) Solid
(D) None of these

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Nebulae are made up of ________...?

(A) Oxygen (97%) and Nitrogen (3%)
(B) Hydrogen (97%) and Helium (3%)

(C) Carbon (50%) and Nitrogen (50%)
(D) Helium (97%) and Hydrogen (3%)

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Deficiency of Vitamin __________ causes Sailors Disease in human...?

(A) Vitamin A
(B) Vitamin K

(C) Vitamin C
(D) Vitamin D

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In the manufacture of banaspati ghee the gas used is __________...?

(A) Helium
(B) Hydrogen

(C) Oxygen
(D) Nitrogen

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Amino acids are a product of the digestion of: ___________...?

(A) Carbohydrates
(B) Fats

(C) Proteins
(D) Vitamins

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The mesosphere ranges from ________ to _________...?

(A) 46 km to 85 km
(B) 48 km to 85 km

(C) 50 km to 85 km
(D) 52 km to 85 km

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What is the Chemical formula of Zinc Hydroxide _________ ...?

(A) Zn(OH)2
(B) ZNO2

(C) Zn2(OH)3
(D) ZnOH

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Classification of Animals and Plants on the basis on chromosome number is called________...?

(A) Ecology
(B) Taxonomy

(C) Botany
(D) None of these

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Bore is caused by______...?

(A) Rising tide while meeting river currents
(B) Friction from prevailing winds

(C) Spring tide and strong winds
(D) Unequal heating of oceans

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The discovery of neutron became very late because _______ ...?

(A) It does not carry any charge
(B) It does not move

(C) It is a fundamental particle
(D) It is present in nucleus

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X-rays were discovered by __________...?

(A) Wilhelm Conrad Roentgen
(B) Thomson

(C) Ernest Rutherford
(D) Bacquerel

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Botany is also called _______ ...?

(A) Phytology
(B) Phycology

(C) Pedology
(D) Plantophyta

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Activity of Brain is recorded by ____________...?

(A) ECG (Electrocardiogram)
(B) EEG (Electroencephalogram)

(C) X-Ray
(D) None of these

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Electronic configuration is distribution of _______...?

(A) Proton
(B) Neutron

(C) Electron
(D) Positron

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The study of geographical areas, plants and animal distribution is called_________...?

(A) Cosmetology
(B) Chorology

(C) Osteology
(D) Mycology

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The moon has a large, circular basin called _____________...?

(A) the Simerian Basin
(B) the Inbrium Basin

(C) the Imbrium Basin
(D) Black Bowl Basin

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Planets having largest amount of Carbon Dioxide is ____________...?

(A) Mercury
(B) Jupiter

(C) Mars
(D) Venus

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If pH value is greater than 7, then solution is ______...?

(A) Acidic
(B) Basic

(C) Amphoteric
(D) Neutral

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A body is in neutral equilibrium when its center of gravity _______...?

(A) Is at the lowest position
(B) Remains at same height

(C) Is at highest position
(D) Is at its base

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The source of the Sun’s energy is the process of ____________...?

(A) Photoelectric emission
(B) Nuclear fission

(C) Nuclear fusion
(D) Thermionic emission

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Places where the temperature of air is below freezing point of the water, the precipitation will be in the form of __________ ...?

(A) Snow
(B) Lightning

(C) Hailstorms
(D) Thunders

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Temperature of Sun in Celsius Scale is 6000ºC  & in Fahrenheit is _____________...?

(A) 8000 F
(B) 9000 F

(C) 10,832 F
(D) None of these

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The movement of any solvent across a semipermeable membrane is called__________...?

(A) Osmosis
(B) Cataphoresis

(C) Electrolysis
(D) Electrophoresis

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The color of blood is red due to __________...?

(A) Haemoglobin
(B) Neutrophils

(C) Esinophils
(D) Hematocrit

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What is it called when the Earth is closest to the sun _____________...?

(A) Aphelion
(B) Perihelion

(C) Apoapsis
(D) Periapsis

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Permanent hardness of water can be removed by adding __________...?

(A) Chlorine
(B) Washing soda

(C) Bleaching powder
(D) None of these

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JAUNDICE is the disease of __________...?

(A) Heart
(B) Liver

(C) Lungs
(D) Brain

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Mycology is a study of_______...?

(A) Virus
(B) Bacteria

(C) Anti virus
(D) Fungi

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Main constituent in air is ___________...?

(A) Oxygen
(B) Nitrogen

(C) Hydrogen
(D) Helium

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Comets are made mostly of ______________...?

(A) Ice and dust
(B) Dust and lights

(C) Ice, dust and lights
(D) All of the above

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Burning of Fossil Fuels Results In ____________...?

(A) Increased oxygen level
(B) Decreases greenhouse gases

(C) Increased greenhouse gases
(D) Increased ethane level

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Parsec is a unit of ___________...?

(A) Energy
(B) Time

(C) Power
(D) Distance

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The main factor for determining a region’s climate is ___________...?

(A) Latitude
(B) Temperature

(C) Longitude
(D) None of them

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The temperature at which water boils depends mainly on ____________...?

(A) Air temperature
(B) Relative humidity

(C) Air pressure
(D) Air density

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Sunlight is a Great Source of ____________...?

(A) vitamin C
(B) vitamin D

(C) vitamin E
(D) vitamin K

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Kinetics is the study of________....?

(A) Motion and its causes
(B) Force and energy

(C) Friction
(D) Heat and temperature

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De Broglie extend the wave particle duality to electron in ______...?

(A) 1920
(B) 1922

(C) 1923
(D) 1925

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The echo (reflected sounD. will be distinctly heard only at ordinary temperatures if the distance of the reflecting surfaces from the source of sound is at least ________...?

(A) 1120 ft
(B) 120 ft

(C) 56 ft
(D) 100 ft

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The main function of the kidney is ____________...?

(A) To control blood pressure
(B) To control body temperature

(C) To remove waste product from the body
(D) To help in digestion of food

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Melanoma (skin cancer) is associated with ______________...?

(A) ozone accumulation
(B) ozone depletion

(C) acid rain
(D) allergens

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The speed of light is __________...?

(A) 280,000 km/s
(B) 300,000 km/s

(C) 320,000 km/s
(D) none of these

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Other name of red blood cells is ____________...?

(A) Erythrocytes
(B) Leukocytes

(C) Thrombocytes
(D) None of these

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Another name of RDX is ___________...?

(A) Cyanohydrin
(B) Dextran

(C) Cyclohexane
(D) Cyclonite

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Outer layer of the human skin is called __________...?

(A) Hypodermis
(B) Dermis

(C) Hemidermis
(D) Epidermis

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Zero error of the instrument is _______...?

(A) Systematic error
(B) Human error

(C) Random error
(D) Classified error

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Sound travels fastest in _______...?

(A) Air
(B) Water

(C) Diamond
(D) Steel

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Pig iron is also called________...?

(A) Cast iron
(B) Steel

(C) Wrought iron
(D) Stainless steel

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Mohus scale is used for to measure ____________...?

(A) Hardness
(B) Humidity

(C) Pressure
(D) Temperature

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An atom is_____________...?

(A) smallest indivisible particle in an element
(B) smallest particle of an element which can undergo a chemical reaction

(C) building block of an element
(D) always smaller than molecule

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In the Composition of the earth, Aluminum is _______________...?

(A) 27.5%
(B) 20.3%

(C) 14.5%
(D) 8.23%

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The main cause of air pollution is __________...?

(A) Burning Of Fuels
(B) Forests

(C) Fertilizers
(D) None of these

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The shielding effect across the period _______...?

(A) Increases
(B) Decrease

(C) Moderate
(D) Same

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When light strikes an opaque object, the light is blocked, thus a ________ is formed on the opposite side of the object....?

(A) Reflection
(B) Refraction

(C) Image
(D) Shadow

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In an Electric circuit when Electrons move from low to high potential they will _______...?

(A) Gain Energy
(B) Lose their identity

(C) Lose Energy
(D) Gain Potential

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The gravitational pull at the lunar surface is ________ of Earth...?

(A) 1/3
(B) 1/4

(C) 1/5
(D) 1/6

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NASA’s _________ is currently studying the sun up close....?

(A) Darker Solar Probe
(B) Walker Solar Probe

(C) Parker Solar Probe
(D) Falkner Solar Probe

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The Study of human beauty is called____________...?

(A) Oncology
(B) Agrostology

(C) Kalology
(D) Argology

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Dry ice is ___________...?

(A) Methane hydrate
(B) Liquid Nitrogen

(C) Solid Carbon dioxide
(D) Frozen Water

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Spinal card controls all ___________...?

(A) Sexual activities
(B) Thinking activities

(C) Reflex activities
(D) none

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The property of a substance to absorb moisture from the air on exposure is called____________...?

(A) osmosis
(B) deliquescence

(C) efflorescence
(D) desiccation

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Presence of enzyme does not affect the nature or properties of ______...?

(A) Reactants
(B) Reaction rate

(C) End products
(D) Activation energy

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In a normal human body, the total number of red blood cells is ________...?

(A) 15 trillion
(B) 20 trillion

(C) 25 trillion
(D) 30 trillion

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Chronometer is invented by________...?

(A) Robert Fulton
(B) Nikola Tesla

(C) Martin Cooper
(D) John Harrison

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What is the addictive drug in tobacco ______________...?

(A) Ethanol
(B) Nicotine

(C) Ammonia
(D) Tar

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Curie is a unit of measuring the intensity of ___________...?

(A) Radioactivity
(B) Quantity of Heat

(C) Work or Energy
(D) Power

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Long-sight defect could be corrected by using __________ lens...?

(A) concave
(B) Convex

(C) diverging
(D) none of these

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Troposphere extends from planetary surface to bottom of __________...?

(A) Stratosphere
(B) Mesosphere

(C) Troposphere
(D) Thermosphere

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For a fixed mass of gass at constant temperature, if we decrease volume, the pressure will _________...?

(A) also decrease
(B) increase

(C) remains constant
(D) none of these

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The expected number of RBCs in a single drop, or microliter, of blood is _________ million in Men....?

(A) 4.5 to 6.2 million
(B) 3.4 to 6.8 million

(C) 3.2 to 7.2 million
(D) 4.0 to 5.2 million

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Sound cannot travel through __________...?

(A) Solid
(B) Liquid

(C) Gases
(D) Vaccum

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SI unit of light is _________ ...?

(A) watt
(B) Pascal

(C) Candela
(D) Joule

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First antibiotic was extracted from a _________...?

(A) Bacteria
(B) virus

(C) Fungus
(D) None of these

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The salinity of sea water is determined by the amount of common salt (Sodium Chloride) in __________ of sea water....?

(A) 1 gram
(B) 10 grams

(C) 1 kg
(D) 10 kg

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The property of a body to oppose the flow of electric charge through it is called electric _______...?

(A) Capacitance
(B) Resistance

(C) Potential
(D) Conductance

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Which vegetable is also a flower __________...?

(A) Lady Finger
(B) Broccoli

(C) Tomato
(D) None of these

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Aeroplanes fly in ______...?

(A) Troposphere
(B) Stratosphere

(C) Mesosphere
(D) Thermosphere

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SI unit of Illumination is ________...?

(A) Candela
(B) Flux

(C) Lux
(D) None of these

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A train goes past a railway station at a high speed. A young boy standing on the edge of the platform is likely to __________...?

(A) Remain unaffected
(B) Fall away from the train

(C) Fall towards the train
(D) Fall away from or towards the train depending upon the speed

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In winter an iron pipe feel colder than a wooden window . This is because wood is_______...?

(A) Conductor
(B) Non-Conductor

(C) Semi- Conductor
(D) Not a solid while iron is a solid

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The SI unit of “pressure” is _________....?

(A) pascal
(B) joule

(C) tesla
(D) henry

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Water covers __________ of the Earth’s surface...?

(A) 61%
(B) 67%

(C) 71%
(D) 76%

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The gradual physiological adjustment to slowly changing new environmental conditions is known as _____________________...?

(A) Selection
(B) Introduction

(C) Acclimatization
(D) Quarantine

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Sun is moving around the centre of the galaxy at a velocity of _______ km/s...?

(A) 205
(B) 210

(C) 215
(D) 220

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Newton's law of gravitation is consistent with Newton's _________ law of motion....?

(A) 1st
(B) 2nd

(C) 3rd
(D) All of them

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Stars in the sky appear to twinkle due to _________...?

(A) a series of refractions
(B) a series of reflections

(C) a surface tension phenomenon
(D) multiple diminishing brightness

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Instrument of rain gauge is _________...?

(A) Drosometer
(B) Ombrometer

(C) Micrometer
(D) Pyrometer

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The study of cancer is called_____________...?

(A) Zoology
(B) Ecology

(C) Genomic
(D) Oncology

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The network of blood capillaries present in the layer of skin ______...?

(A) Epidermis
(B) Dermis

(C) Hypodermis
(D) Endodermis

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Parses is a unit used to measure: __________...?

(A) Distance
(B) Time

(C) Speed
(D) Force

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The study of the weather is called____________...?

(A) Meteorology
(B) Weatherology

(C) Ecology
(D) Geology

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The repetition of property after a certain interval called ___________...?

(A) Electron efinity
(B) Atomic radius

(C) periodicity of property
(D) none of these

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In Fahrenheit scale the freezing point of water is ______ and boiling point of water is _______ ...?

(A) 32°F, 212°F
(B) 212°F, 32°F

(C) 35°F, 210°F
(D) 210°F, 35°F

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RBCs are also called as_______...?

(A) Leucocytes
(B) Erythrocytes

(C) Nucleotides
(D) AOT

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Crude Oil is heated in the furnace up to _________...?

(A) 300°C
(B) 350°C

(C) 400°C
(D) 450°C

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The moon’s surface temperature varies from about ________ to _________ ...?

(A) – 173 degrees Celsius at night to 127 degrees Celsius during the day
(B) – 172 degrees Celsius at night to 172 degrees Celsius during the day

(C) Remains constant during day and night
(D) – 170 degrees Celsius at night to 107 degrees Celsius during the day

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Aviation fuel for Jet Aeroplanes consists of purified________...?

(A) Petrol
(B) Kerosene

(C) Gasoline
(D) Diesel

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The metal that is used as a catalyst in the hydrogenation of oils is _______...?

(A) Ni
(B) Pb

(C) Cu
(D) Pt

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Thanatology is the study of _________...?

(A) Careers
(B) Being

(C) Death
(D) Soul

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Place directly above focus on Earth’s surface is known as _________...?

(A) Strike
(B) Comma

(C) Epicenter
(D) Origin

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1 Carat is equal to __________...?

(A) 0.2 g
(B) 0.3 g

(C) 0.4 g
(D) 0.5 g

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Butter paper is _________ material because it scatters light....?

(A) Transparent
(B) Translucent

(C) Opaque
(D) None

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Cause of Malaria is ________...?

(A) Dirty environment
(B) Pollution

(C) Mosquito
(D) None of above

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Fatal degenerative lung disease caused by particulate asbestos is referred to as _____________...?

(A) asbestosis
(B) asthma

(C) allergy
(D) sinusitis

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An astronaut sees the colour of the sky as: _________...?

(A) Blue
(B) White

(C) Red
(D) Black

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Carbon dioxide was discovered by_______...?

(A) Niels Bohr
(B) Amedeo Avogadro

(C) Joseph Black
(D) None of Above

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Volcanoes are usually located on ________...?

(A) Divergent plate boundaries
(B) Convergent plate boundaries

(C) Hotspots
(D) All of these

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Stars are huge balls of gas mainly consist of _______ and ________...?

(A) Oxygen, Nitrogen
(B) Helium, Oxygen

(C) Hydrogen, Helium
(D) Nitrogen, Carbon

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The distance between two successive crests or troughs of a wave is called ______...?

(A) Frequency
(B) Amplitude

(C) Velocity
(D) Wavelength

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According to quantum theory of light, photons are _______...?

(A) Waves
(B) Particles

(C) Energy packets
(D) Electromagnetic

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The post-mortem examination of a body is called __________...?

(A) Etymology
(B) autopsy

(C) Anatomy
(D) None of these

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Friction opposes motion between two bodies in contact because of ______...?

(A) Charges on bodies
(B) Weight of bodies

(C) Roughness of surfaces
(D) None of above

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When a ray of sunlight enters a dark room , its straight path become visible because of dust particles hanging in the air. It is because light is _________...?

(A) Visible
(B) Transparent

(C) Invisible
(D) opaque

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Endothermic reactions are those in which ________....?

(A) Heat is evolved
(B) Heat is absorbed

(C) Temperature increases
(D) Light is produced

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Permanent hardness of water is due to the presence of __________...?

(A) Sodium bicarbonate
(B) Calcium sulfate

(C) Calcium bicarbonate
(D) None of these

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If an object absorbs all entire component/seven colours of light, it appears in ________ colour....?

(A) White
(B) Black

(C) Dark
(D) Green

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Elements are made of _________...?

(A) Atoms
(B) Molecules

(C) H2O
(D) Compounds

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Two similar chromosomes in a cell which are similar in shape, size and position of centromere called _______...?

(A) Chromatids
(B) Arms

(C) Homologous
(D) Homology

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The Great Spot is on the planet __________...?

(A) Saturn
(B) Venus

(C) Mars
(D) Jupiter

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A term biotype means ___________...?

(A) all individuals having same phenotype
(B) all individuals having same genotype

(C) all individual with different phenotype
(D) all individuals with different genotype

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The distance of a place South or North of equator is called__________...?

(A) Longitude
(B) Latitude

(C) Aptitude
(D) None of these

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What is the chemical formula for Sodium carbonate _______ ...?

(A) Na3CO2
(B) CNa2O3

(C) Na2CO3
(D) Na3CO3

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The Summer solstice in the Northern Hemisphere happens on: __________...?

(A) 21 July
(B) 22 December

(C) 22 March
(D) 21 June

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Animal without red blood cells is_________ ...?

(A) Frog
(B) Earthworm

(C) Snake
(D) Crocodile

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Cancer can be treated by ___________...?

(A) Antibiotics & vaccines
(B) Radiotherapy & antibiotics

(C) Chemotherapy & radiotherapy
(D) Antibiotics & Chemotherapy

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The deficiency of vitamin E causes _______ ...?

(A) Weak immune system
(B) Weak bones

(C) Lack of appetite
(D) Sterility

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A convex mirror always ___________ ...?

(A) Forms a real image
(B) Forms a virtual image

(C) Forms an inverted image
(D) Produces a larger image

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The expected number of RBCs in a single drop, or microliter, of blood is _________ million in Women....?

(A) 4.5 to 6.2 million
(B) 3.4 to 6.8 million

(C) 3.2 to 7.2 million
(D) 4.0 to 5.2 million

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A device that converts mechanical energy into electric energy is called_______...?

(A) Motor.
(B) Transformer.

(C) Coil.
(D) Generator.

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The chemical name of bauxite _______ ...?

(A) Aluminium Oxide
(B) Aluminium Chloride

(C) Aluminium Sulphite
(D) None of the above

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In the wild primary diet of Pandas is _______...?

(A) [\"Bamboos\",\"Fruits\",\"Insects\",\"Small Birds\"]
(B) empty

(C) empty
(D) empty

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In fireworks,the green flame is produced because of __________...?

(A) Sodium
(B) Barium

(C) Mercury
(D) Potassium

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Diamond is an allotropic form of_______...?

(A) Carbon
(B) Hydrogen

(C) Nitrogen
(D) Silicon

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WBCs are also called as _________...?

(A) Leukocytes
(B) Lymphocytes

(C) Nucleotides
(D) Erythrocytes

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In middle latitudes, which cloud will have the lowest base ________________________ ...?

(A) Cirrostratus
(B) Stratocumulus

(C) Altocumulus
(D) Cirrus

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Blood which heart pumps to lungs is__________...?

(A) deoxygenated blood
(B) lymph fluid

(C) atria blood
(D) oxygenated blood

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The turning effect of force is called_________...?

(A) Moment
(B) Momentum

(C) Torque
(D) None of these

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The Beta particles are fast moving___________...?

(A) Protons
(B) Electrons

(C) Neutrons
(D) None

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Pollutants that are introduced into the environment by human activity are called as ___________...?

(A) Qualitative pollutants
(B) Quantitative pollutants

(C) Anthropogenic pollutant
(D) All of Above

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Scurvy is caused due to the deficiency of ___________...?

(A) Vitamin A
(B) Vitamin D

(C) Vitamin C
(D) None of these

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A healthy child 7-14 years of age, required approximately _______ gram of protein per kilogram of body weight....?

(A) 1
(B) 2

(C) 3
(D) 4

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pH value of water is _________...?

(A) 5
(B) 5-6

(C) 8.7-10.5
(D) 6.5-8.5

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Acid rain is mainly caused by emissions of __________ in the atmosphere...?

(A) Sulfur Dioxide and Potassium Nitrate
(B) Sulfur and Charcoal

(C) Nitrogen Oxide and Potassium Nitrate
(D) Sulfur Dioxide and Nitrogen Oxide

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Which of the following metal occurs in free state ______________...?

(A) Lead
(B) Iron

(C) Mercury
(D) Copper

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A device which converts chemical energy into electrical energy is called __________...?

(A) motor
(B) generator

(C) moving-coil meter
(D) battery

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The α-radiation is _______...?

(A) A stream of fast-moving electrons
(B) A form of electromagnetic radiation

(C) Highly ionizing than γ-radiation
(D) More penetrating than β-radiation

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The point that lies directly above the source of an earthquake is known as _______________ ...?

(A) Earthquake Center
(B) Epicenter

(C) Gravitational Center
(D) Geological Center

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Periodontics deals with _____________...?

(A) Surgery of spine
(B) Stomach disorders

(C) Ligaments restoration
(D) Dentistry

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Fat provides _______ as much energy as the same amount of carbohydrate....?

(A) Half
(B) Twice

(C) Same
(D) One-quarter

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Cusec is a unit of _________...?

(A) Area
(B) Time

(C) Distance
(D) mass

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Hepatitis is caused by: ____________...?

(A) Protozoans
(B) Algae

(C) Fungi
(D) Virus

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Brass gets discoloured in air because of the presence of which of the following gases in air ________ ...?

(A) Carbon dioxide
(B) Oxygen

(C) Nitrogen
(D) Hydrogen sulphide

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Being Myopic means you have problem in seeing ______________...?

(A) Distant objects clearly
(B) Close objects clearly

(C) Both A and B
(D) Distant and close objects look unclear

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The materials required for photosynthesis are _______...?

(A) Water (H2O) and Oxygen (O2)
(B) Water (H2O) and Carbon Dioxide (CO2)

(C) Carbon Dioxide (CO2) and Light Energy
(D) Glucose (C6H12O6) and Oxygen (O2)

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A telescope is an instrument that gathers _______ from distant sources....?

(A) Sound
(B) Light

(C) Heat
(D) Water

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Chemically finger nails are made up of ____________...?

(A) Carbohydrate
(B) Fats

(C) protein
(D) Starch

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Microphone converts sound energy into ___________...?

(A) Microwaves
(B) Electrical signals

(C) Optical Signals
(D) Heat energy

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Chromosomes are made up of __________ ...?

(A) DNA only
(B) DNA and RNA

(C) Proteins only
(D) DNA and Proteins

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The number of facial bones in a human body ________...?

(A) 15
(B) 14

(C) 22
(D) 26

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Biggest award in the field of science is the __________...?

(A) Noble Prize
(B) UNESCO peace prize

(C) Right livelihood prize
(D) All of these

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Pure limestone is called _______...?

(A) Aluminum Oxide
(B) Calcium Carbonate

(C) Calcium Sulphate
(D) None of these

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A fixed temperature at which a pure liquid boils is called ______...?

(A) Melting point
(B) Freezing point

(C) Boiling point
(D) Both 'a' and 'b'

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Basidiospores are considered to be a major source of ___________...?

(A) airborne allergens
(B) water borne allergens

(C) animal faeces
(D) bio-weapon

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Wood is the main raw material for the manufacture of ____________...?

(A) Paint
(B) Gun powder

(C) Paper
(D) Ink

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Lactose is ______...?

(A) Grape sugar
(B) Honey sugar

(C) Milk sugar
(D) Cane sugar

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The soil maturity color of northeastern areas is ______...?

(A) Grey
(B) Reddish

(C) Dark Brown
(D) None of these

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Second highest layer of Earth's atmosphere is _______...?

(A) Troposphere
(B) Stratosphere

(C) Mesosphere
(D) Thermosphere

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Human beings use _______ liters of pure oxygen per day....?

(A) 550
(B) 2500

(C) 1,050
(D) 10,000

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Ibex is a wild alpine ________ found in Himalaya...?

(A) Dog
(B) Hen

(C) Sheep
(D) Goat

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The chief constituents of gobar gas is_________...?

(A) Methane
(B) Oxygen

(C) Hydrogen
(D) Carbon monoxide

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Chiken egg is composed of _______ cells...?

(A) One cell
(B) 100 cells

(C) 1000 cells
(D) One million cells

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Toy age refers to __________...?

(A) Early childhood
(B) Late childhood

(C) Baby hood
(D) All of Above

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The Quantity of matter present in an object is its ________...?

(A) Density
(B) Weight

(C) Mass
(D) None of these

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The type of mirrors used in the headlamp of cars is ____________...?

(A) Parabolic concave
(B) Plane

(C) Spherical convex
(D) Cylindrical concave

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Vitamin E reduces the requirement of _________ ....?

(A) Iron
(B) Zinc

(C) Selenium
(D) Magnesium

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Afternoon rains in the equatorial region are the result of influences _______...?

(A) Land Breeze
(B) Monsoon

(C) Frontal
(D) Convectional

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Wireless transmission can be done via _____________...?

(A) A Infrared waves
(B) Radio waves

(C) Microwaves
(D) All of these

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The fluid part of blood is known as __________...?

(A) plasma
(B) platelets

(C) blood cells
(D) None of these

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Ozone layer prevents ______________ radiation from entering the atmosphere...?

(A) Infra-red
(B) Ultraviolet

(C) X-rays
(D) Gamma rays

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A canyon is a large form of ________...?

(A) Dry valley
(B) Gorge

(C) Pediment
(D) Badiand

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What is the molecular formula for Nitric acid ________ ...?

(A) HNO2
(B) HNO3

(C) HN2O2
(D) H2NO4

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