Dyne is a unit of _______...? Mcqs

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Dyne is a unit of _______...?

(A) Quantity
(B) Force

(C) Pressure
(D) Depth

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The Sun is a __________...?

(A) Star
(B) Planet

(C) Asteroid
(D) Meteor

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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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Chemical name of vinegar is _____________...?

(A) Sodium Nitrate
(B) Dilute acetic acid

(C) Chloride of lime
(D) Calcium

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

(A) Acceleration
(B) Displacement

(C) Speed
(D) Force

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Siemens is the unit of__________________...?

(A) Electrical Conductance
(B) Magnetic Conductance

(C) Electrical Capacitance
(D) Magnetic Capacitance

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The time in which Earth completes its revolution around the Sun is________...?

(A) 365.25 days
(B) 340 days

(C) 325 days
(D) 360 days

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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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The head of femur attached with _______...?

(A) Pelvic girdles
(B) Pectoral girdle

(C) Scapula
(D) Acetabulum of pelvic gridles

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Digestion of food is completed in the __________...?

(A) small intestine
(B) large intestine

(C) stomach
(D) Liver

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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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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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Cusec is a unit of _________...?

(A) Area
(B) Time

(C) Distance
(D) mass

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The Earth behaves like a magnet with ______ poles...?

(A) Four
(B) Three

(C) Two
(D) None of these

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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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Atom is made up of____________different kinds of subatomic particles:...?

(A) Three
(B) Two

(C) Four
(D) None

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

(A) Substance
(B) Length

(C) torque
(D) Work

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‘Bar’ is the unit of___________...?

(A) Temperature
(B) Heat

(C) Atmospheric pressure
(D) Current

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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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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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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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The Latin word of the name given to a human being Homo Sapiens, include the: __________...?

(A) Genus & Family
(B) Family & Order

(C) Genus & Class
(D) Genus & Species

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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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Urine is produced in __________...?

(A) Kidneys
(B) Lungs

(C) Large intestine
(D) Liver

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Bromine is a___________________...?

(A) black solid
(B) red-brown liquid

(C) colourless gas
(D) highly inflammable gas

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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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DNA is _____________...?

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

(C) Citric Acid
(D) None of these

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The human blood is divided into__________ groups...?

(A) Two groups
(B) Three groups

(C) Four groups
(D) Five groups

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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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Most of the ozone in the atmosphere is concentrated in the _____________...?

(A) Mesosphere
(B) Troposphere

(C) Stratosphere
(D) ionosphere

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

(A) Carbohydrate
(B) Fats

(C) protein
(D) Starch

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

(A) South
(B) North

(C) East
(D) Same

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The freezing point depends upon _______...?

(A) Nature of liquid
(B) Pressure

(C) Temperature
(D) Volume

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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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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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Which one is non flowering plant _______...?

(A) Moss
(B) Jasmine

(C) Sun Flower
(D) None of these

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Bleaching action of chlorine is by________...?

(A) Oxidation
(B) Reduction

(C) Decomposition
(D) Hydrolysis

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Among the planets of the Solar system the position of the Earth from the Sun is:_________...?

(A) Second
(B) Third

(C) Fourth
(D) Sixth

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What is the distance of the star Proxima Centauri from the planet Earth ________...?

(A) 4.2 light years
(B) 3.2 light years

(C) 2.4 light years
(D) 1.5 light years

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

(A) Methyl alcohol
(B) CO2

(C) Ethyl alcohol
(D) H2O

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According to kinetic molecular theory, the pressure exerted by a gas is caused by the _______...?

(A) Bombardment of the gas molecules on the walls of the container
(B) Collision between gas molecules

(C) Large distances between gas molecules
(D) Random motion of the gas molecules

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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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Combustion can not take place without __________...?

(A) Hydrogen
(B) Air

(C) Oxygen
(D) Argon

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

(A) meter
(B) cm

(C) watt
(D) no unit

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Tibia is a bone found in the ____________...?

(A) Skull
(B) Arm

(C) Leg
(D) Face

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Calcium level in the blood is regulated by the: ___________...?

(A) Thyroid
(B) Parathyroid

(C) Adrenal medulla
(D) A and B

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

(A) Absorbs
(B) Reflects

(C) Deflects
(D) Refracts

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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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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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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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Nearest star to sun is: __________...?

(A) Proxima Centurai
(B) Alpha Scorpii

(C) Beta Orionis
(D) Vega

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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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Biodiversity is effected with _______...?

(A) Pollution
(B) Deforestation

(C) Over hunting
(D) All of these

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The blurred image is formed in front of eyes due to ______...?

(A) Light focused in front of the retina
(B) Light focused behind the retina

(C) Light focused at a point on retina
(D) Light focused at a point beyond retina

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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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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 red blood cells originate in the ____________...?

(A) Brain
(B) Muscles

(C) Ligaments
(D) Bone Marrow

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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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Farad is the unit of___________...?

(A) inductance
(B) voltage

(C) capacitance
(D) None of these

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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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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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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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Tesla is the unit of_________________________...?

(A) Magnetic Field Strength
(B) Electric Field Strength

(C) Gravitational Field Strength
(D) Nuclear Field Strength

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

(A) Deimos
(B) Ganymede

(C) Phobos
(D) Arche

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An example of an abiotic component __________...?

(A) Plants
(B) Soil

(C) Animals
(D) Bacteria

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Sun is divided into ______ main layers....?

(A) 2
(B) 3

(C) 4
(D) 5

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Saccharine is made up of __________...?

(A) Toluene
(B) Phenol

(C) Propane
(D) None of these

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

(A) Newton
(B) Newton-Meter

(C) Kilogram
(D) Meter

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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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Patela is a bone of the ________...?

(A) Skull
(B) Leg

(C) Arm
(D) Chest

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Microphone converts sound energy into ___________...?

(A) Microwaves
(B) Electrical signals

(C) Optical Signals
(D) Heat energy

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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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The Planet which revolves slowly around the Sun is__________...?

(A) Mercury
(B) Mars

(C) Earth
(D) Neptune

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

(A) H2O2
(B) HO

(C) OH
(D) O2H2

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Proteins are made up of _________...?

(A) Polynucleotide
(B) Polypeptide

(C) Oxyacetylene
(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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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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Garnet is a______________...?

(A) Sedimentary rock
(B) Igneous rock

(C) Mineral
(D) None of these

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Parsec is a unit of ___________...?

(A) Energy
(B) Time

(C) Power
(D) Distance

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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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Periodontics deals with _____________...?

(A) Surgery of spine
(B) Stomach disorders

(C) Ligaments restoration
(D) Dentistry

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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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Lux is a unit of __________...?

(A) Luminous Flux
(B) Illumination

(C) Luminous Intensity
(D) Focus

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Granite is a____________...?

(A) Metamorphic rock
(B) Igneous rock

(C) Sedimentry rock
(D) None of these

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

(A) Hydrogen
(B) Blood

(C) Oxygen
(D) Protein

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

(A) 105
(B) 107

(C) 109
(D) 111

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

(A) Haemoglobin
(B) Neutrophils

(C) Esinophils
(D) Hematocrit

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

(A) Saturn
(B) Venus

(C) Mars
(D) Jupiter

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Wind energy is the __________ energy....?

(A) Potential
(B) Transverse

(C) Kinetic
(D) Mechanical

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The Proportion of Hydrogen to Helium in the Sun is________...?

(A) 3:2
(B) 3:1

(C) 1:1
(D) 3:4

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

(A) Increase
(B) Reduce

(C) Maintain
(D) Ignore

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Steradian is the unit of_______________...?

(A) Solid angle
(B) Liquid angle

(C) Gas angle
(D) Plain angle

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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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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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When were blue jeans invented in _________...?

(A) 1900s
(B) 1860s

(C) 1870s
(D) 1850s

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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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Dry ice is ___________...?

(A) Methane hydrate
(B) Liquid Nitrogen

(C) Solid Carbon dioxide
(D) Frozen Water

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

(A) Carbohydrates
(B) Proteins

(C) Nucleic Acid
(D) Fats

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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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What is known the cold and dense air blowing down from the mountain slope during the night__________...?

(A) Anabatic Wind
(B) Katabatic wind

(C) Lue Wind
(D) None of these

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A slow-running pendulum clock can be speeded up by_______________...?

(A) Increasing the length of the rod
(B) Increasing the weight of the bob

(C) Reducing the length of the rod
(D) Reducing the weight of the bob

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

(A) Comma
(B) Origin

(C) Epicenter
(D) Focus

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A narrow beam of white light passes from air into the glass and is refracted. The wave characteristic remains unchanged in its ______...?

(A) Direction
(B) Speed

(C) Frequency
(D) Wavelength

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Balloons are filled with _________ ...?

(A) Nitrogen
(B) Helium

(C) Oxygen
(D) Argon

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

(A) Mercury
(B) Jupiter

(C) Mars
(D) Venus

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Diamond is a very expensive ornament. It is composed of a single element ___________...?

(A) Carbon
(B) Gold

(C) Silver
(D) Platinum

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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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If a gas is heated in a sealed cylinder, then _______ increases....?

(A) Pressure inside the container
(B) Average kinetic energy of the particles

(C) Temperature of the gas
(D) All of them

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