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

PPSC Past Papers

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

(A) Meter
(B) Newton

(C) Kilogram
(D) None of these

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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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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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The red blood cells originate in the ____________...?

(A) Brain
(B) Muscles

(C) Ligaments
(D) Bone Marrow

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Glass is made of the mixture of______________...?

(A) Quartz and Mica
(B) Sand and Salt

(C) Sand and Silicates
(D) None of these

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Farad is the unit of___________...?

(A) inductance
(B) voltage

(C) capacitance
(D) None of these

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

(A) Pollen
(B) Fruits

(C) Spores
(D) Leaves

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

(A) Carbohydrate
(B) Fats

(C) protein
(D) Starch

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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 Doppler’s effect is applicable for_________...?

(A) light waves only
(B) sound waves only

(C) Both Light waves and sound ways
(D) None of these

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Honey contain glucose and fructose along with some other ingredients, it has greater viscosity due to____________...?

(A) hydrogen bonding
(B) irregular shape of the molecules

(C) irregular shape of the molecules and strong inter-molecular forces
(D) greater molecular size

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The shape of the external ear is due to____________...?

(A) Elastic cartilage
(B) Fibrocartilage

(C) Articular cartilage
(D) none

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

(A) 27.5%
(B) 20.3%

(C) 14.5%
(D) 8.23%

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Largest Galaxy in the Universe is_________...?

(A) Andromeda Galaxy
(B) Milky-Way

(C) Spiral Galaxy
(D) Horseshoe Galaxy

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

(A) Pyroscope
(B) Pyrometer

(C) Seismograph
(D) Xylometer

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The melting point of ice is_________...?

(A) 00C
(B) 1000C

(C) 40C
(D) -40C

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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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The number of spark plugs needed in a diesel engine is__________...?

(A) 2
(B) 3

(C) 0
(D) 4

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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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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 Great Spot is on the planet __________...?

(A) Saturn
(B) Venus

(C) Mars
(D) Jupiter

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The study of the weather is called____________...?

(A) Meteorology
(B) Weatherology

(C) Ecology
(D) Geology

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

(A) Night blindness
(B) rickets

(C) scurvy
(D) hair fall

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For the generation of biogas, the materials commonly used are__________...?

(A) Animal wastes
(B) Forest residues

(C) Aquatic plants
(D) None of these

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In general, Comets have __________ orbits...?

(A) Elliptical
(B) Highly elliptical

(C) Circular
(D) Parabolic

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

(A) 1766
(B) 1896

(C) 1935
(D) 2001

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Ozone layer thickness is measured in____________...?

(A) Metre
(B) Joule

(C) Pounds
(D) Dobson

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EEG records the activity of__________...?

(A) Heart
(B) Lungs

(C) Brain
(D) Muscles

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Cow milk is a rich source of____________...?

(A) vitamin C
(B) vitamin B

(C) vitamin A
(D) vitamin K

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Speed of sound in water at 20 °C is___________...?

(A) 1450 m/s
(B) 1474 m/s

(C) 1498 m/s
(D) 1500+ m/s

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The SI unit of Heat is________...?

(A) Watt
(B) Volt

(C) Joule
(D) Newton

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In order to prevent the corrosion of iron pipes they are often coated with a layer of zinc. This process is termed as____________...?

(A) Electroplating
(B) Annealing

(C) Galvanization
(D) Vulcanization

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Copper is used in the production of___________...?

(A) Brick kilns
(B) Children toys

(C) Kitchen utilities
(D) Electric wires

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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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Coke is made by heating coal in the absence of air at__________...?

(A) 700 °C
(B) 900 °C

(C) 1300 °C
(D) 1700 °C

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Equator passes through one of these countries___________...?

(A) Saudi Arabia
(B) Italy

(C) Japan
(D) None

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Keeping of Birds Called___________...?

(A) Apiculture
(B) Aviculture

(C) Viniculture
(D) Viticulture

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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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The gas heater gives us heat by __________...?

(A) Radiation
(B) Conduction

(C) Convection
(D) Environmental pressure

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SONAR is based on the principle of___________...?

(A) Echo
(B) reverberation

(C) resonance
(D) None of these

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German Silver is an alloy of___________...?

(A) Zn + Ni
(B) Cu + Zn

(C) Cu + Ni
(D) Cu + Sn

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Yeast is used in making bread because it produces____________...?

(A) Carbon dioxide
(B) Sugar

(C) Bacteria
(D) Oxygen

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Dead red blood corpuscles are stored in____________...?

(A) Liver
(B) Spleen

(C) Kidney
(D) Heart

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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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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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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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Vitamin A is found in the____________...?

(A) Green vegetables
(B) white vegetables

(C) Yellow vegetables
(D) Red vegetables

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Potassium nitrate is used in__________...?

(A) Medicine
(B) Fertilizer

(C) Salt
(D) Glass

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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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Year is longest on : _____________...?

(A) Mercury
(B) Venus

(C) Mars
(D) The Earth

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Vacuum tubes have been replaced by__________...?

(A) Conductors
(B) Diodes

(C) Transistors
(D) None of these

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

(A) Pellagra
(B) Hair Loss

(C) Muscle weakness
(D) Xerophthalmia

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Nearest star to sun is: __________...?

(A) Proxima Centurai
(B) Alpha Scorpii

(C) Beta Orionis
(D) Vega

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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 study of cancer is called_____________...?

(A) Zoology
(B) Ecology

(C) Genomic
(D) Oncology

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It is observed that the total pressure exerted by air on the man of average size is around 14.7 lb wt. per square inch. But the man feels quite comfortable,. It is because of__________...?

(A) An equal and opposite pressure acts from inside
(B) of the height of a man

(C) of gravity
(D) Earth pulls the man upward

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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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The density of Air is_____________...?

(A) 0.225 kg/m3
(B) 1.025 kg/m3

(C) 1.225 kg/m3
(D) 1.425 kg/m3

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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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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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Percentage of water in an apple is__________...?

(A) 84%
(B) 90%

(C) 66%
(D) None of these

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Our atmosphere consists of__________ CO2...?

(A) 0.03 to 0.04% CO2
(B) 0.3 to 0.4% CO2

(C) 3 to 4% CO2
(D) None of these

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NASA unveils the new Moon suit, which is known formally as____________...?

(A) Exploration Extravehicular Mobility Unit (xEMU)
(B) Spacesuit

(C) Berkut
(D) Non of these

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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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Spinal card controls all ___________...?

(A) Sexual activities
(B) Thinking activities

(C) Reflex activities
(D) none

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746 watts are equivalent to_____________...?

(A) 1 Joule
(B) 1 erg

(C) 1HP
(D) 1 poise

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The common refrigerant used in domestic Refrigerator is_____________...?

(A) Neon
(B) Spirit

(C) Freon/Ammonia
(D) Methane

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

(A) Microscope
(B) Telescope

(C) Spectroscope
(D) None of these

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Sunlight is made of__________colours...?

(A) Seven colours
(B) Five colours

(C) Three colours
(D) Non of these

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Deficiency diseases are caused due to the deficiency of___________...?

(A) Proteins
(B) Vitamins

(C) Carbohydrates
(D) Fats

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Turpentine is obtained from___________...?

(A) Oak tree
(B) Pine tree

(C) Birch tree
(D) Lemon tree

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Oxidation is a chemical reaction involving the __________...?

(A) Gain of Electrons
(B) Loss of Electrons

(C) Gain of Protons
(D) Loss of Protons

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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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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 phenomenon of Aurora Borealis, the display of red and green lights in northern hemisphere is due to radiations from____________ ...?

(A) Ionosphere
(B) Troposphere

(C) Mesosphere
(D) Stratosphere

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Sodium carbonate is produced by____________...?

(A) haber process
(B) Amonia solvay process

(C) decons process
(D) lead chamber process

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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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LPG consists mainly of : ___________...?

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

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

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Vitamins were discovered by__________...?

(A) Moesley
(B) Chadwick

(C) Frank Whittle
(D) Casimir Funk

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

(A) 2 weeks
(B) 2.5 weeks

(C) 3 weeks
(D) 4 weeks

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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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Fan was invented by___________...?

(A) Arthur Schimit
(B) Alfered Nobel

(C) Skaats Wheeler
(D) None of these

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

(A) Iron
(B) Zinc

(C) Selenium
(D) Magnesium

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

(A) Stratosphere
(B) Mesosphere

(C) Troposphere
(D) Thermosphere

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In human osmoregulation takes place by___________...?

(A) Liver
(B) Kidney

(C) Spleen
(D) Lungs

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Ultra Microscopic viruses are the main cause of__________...?

(A) Malaria
(B) Measles

(C) Mumps
(D) Cholera

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The vitamin which is generally excreted by humans in urine is__________...?

(A) Vitamin A
(B) Vitamin B

(C) Vitamin B12
(D) Vitamin C

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

(A) Carbohydrates
(B) Proteins

(C) Nucleic Acid
(D) Fats

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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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CT Scan stand for__________...?

(A) Computed Tomography Scan
(B) Computer Topography Scan

(C) Computed Topography Scan
(D) Computer Tomography Scan

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In HomoSapiens (Human) the fertilization occurs in the___________...?

(A) Uterus
(B) Ovaries

(C) Oviduct
(D) Cervix

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UV light falls in the category of___________...?

(A) Ionizing Radiations
(B) Non Ionizing Radiation

(C) Visible light
(D) None

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Study of fruit is called ___________...?

(A) Pomology
(B) Plriculture

(C) Sericulture
(D) Apiculture

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Air contains maximum amount of__________...?

(A) oxygen
(B) nitrogen

(C) hydrogen
(D) carbon dioxide

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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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Only planet whose day is longer than its year is__________...?

(A) Mercury
(B) Neptune

(C) Venus
(D) None of These

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Blood does not coagulate inside the body due to the presence of___________...?

(A) Haemoglobin
(B) Fibrin

(C) Heparin
(D) Plasma

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Garnet is a______________...?

(A) Sedimentary rock
(B) Igneous rock

(C) Mineral
(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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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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The most abundant element in human body is __________...?

(A) Hydrogen
(B) Blood

(C) Oxygen
(D) Protein

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Basha Dam is to be constructed on___________...?

(A) River Sutlaj
(B) River Jhelum

(C) River Chenab
(D) None (On Indus River in Gilgit-Baltistan)

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All matter is made of ___________...?

(A) Air
(B) Water

(C) Vibrations
(D) Atoms

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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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Kilowatt-hour is a unit of____________...?

(A) Power
(B) Electric Current

(C) Energy
(D) Time

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

(A) Odontology
(B) Ornithology

(C) Orthoepy
(D) Pedagogy

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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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Common food sources of Vitamin A are:___________...?

(A) Milk, eggs, butter, cheese, cream, and liver
(B) White sugar, honey, and sugar cane

(C) Broccoli, apricots, cantaloupe, carrots, sweet potato, spinach
(D) Both A and C

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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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Instrument that measure the electric force ________...?

(A) Hygrometer
(B) Hydrometer

(C) Ammeter
(D) Voltmeter

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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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Hydrology is the study of ___________...?

(A) Height
(B) High temperature

(C) High Mountain
(D) Rainfall

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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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Which vegetable is also a flower __________...?

(A) Lady Finger
(B) Broccoli

(C) Tomato
(D) None of these

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Cover of the capsule is made of__________...?

(A) Paper
(B) Polythene

(C) Eggshell
(D) Gelatin

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Female Ova are ___________...?

(A) Haploid
(B) Diploid

(C) Triploid
(D) None of these

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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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Goitre is associated with___________...?

(A) Pituitary gland
(B) Thyroid gland

(C) Thymus gland
(D) Para-Thyroid gland

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The coldest region of the Earth’s atmosphere is__________...?

(A) Exosphere
(B) Thermosphere

(C) Stratopause
(D) Mesopause

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Blood glucose level is raised by the following except __________...?

(A) Carbohydrates
(B) Insulin

(C) Cholesterol
(D) Epinephrine

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

(A) Mercury
(B) Jupiter

(C) Mars
(D) Venus

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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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Silver fish is the name of__________...?

(A) Insect
(B) Fish

(C) Bird
(D) Mammal

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In general, the most destructive earthquake waves are the __________ ...?

(A) P waves
(B) S waves

(C) Surface waves
(D) All of the above

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Another name of vitamin C is__________...?

(A) Ascorbic Acid
(B) Acitic Acid

(C) Citric Acid
(D) Lysozyme

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The main constituent of Pearls are: ______________...?

(A) Calcium oxide &Ammonium Chloride
(B) Calcium Carbonate &Megnesium Carbonate

(C) Aragonite & Conchiolin
(D) None of these

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

(A) Ethanol
(B) Nicotine

(C) Ammonia
(D) Tar

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Hepatitis C is a leading cause of_________...?

(A) HIV
(B) Diabetes

(C) Chronic Liver disease
(D) AIDS

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Selenology is the study of __________...?

(A) Stars
(B) Galaxy

(C) Moon
(D) Planets.

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Involuntary muscles in a human body are present in__________...?

(A) Brain
(B) Tongue

(C) Digestive system
(D) Limbs

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The first and largest asteroid discovered was__________...?

(A) Pallas
(B) Juno

(C) Ceres
(D) Trojan

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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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Winter Solstice means____________...?

(A) longest night
(B) longest day

(C) smallest night
(D) smallest day

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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 main cause of floods in the river is__________...?

(A) Heavy snowfall
(B) Earthquakes

(C) Deforestation
(D) Construction of dams

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Spinach leaves are rich source of________...?

(A) Amino acid
(B) Iron

(C) Vitamin E
(D) Carotene

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The amount of energy in wheat is__________...?

(A) 100 K Calories/100 gram
(B) 245 K Calories/100 gram

(C) 348 K Calories/100 gram
(D) 490 K Calories/100 gram

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

(A) Dactylography
(B) Dactylology

(C) Dactyliology
(D) Dialectology

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In Fishes excretory Product is__________...?

(A) Nitrogen
(B) Ammonia

(C) Uria
(D) Carbon dioxide

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The increasing vapor pressure caused by heating a liquid is due to___________...?

(A) increase inter-molecular interactions
(B) increasing potential energy of molecules

(C) increasing kinetic energy of molecules
(D) decreasing surface tension

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On passing through food stuff, X-ray can kill the___________...?

(A) Fungus
(B) Virus

(C) Bacteria
(D) insects

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Mohs’ Scale” is used to indicate the_________...?

(A) Degree of hardness of minerals
(B) Degree of viscosity of a liquid

(C) Degree of elasticity of a material
(D) Degree of brittleness of a substance

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Parsec is a unit of ___________...?

(A) Energy
(B) Time

(C) Power
(D) Distance

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Study of Soil is called__________...?

(A) Pedology
(B) Pedagogy

(C) sociology
(D) Demography

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Total number of moons in entire Solar System are:__________...?

(A) More than 100
(B) More Than 200

(C) More than 300
(D) More than 400

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Wisdom teeth normally grow between the age of___________...?

(A) 34-40
(B) 17-30

(C) 45-55
(D) 10-17

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One of the following ways of expressing the concentration of a solution does not depend on temperature. It is__________...?

(A) Molarity
(B) Molality

(C) Normality
(D) Formality

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Most soluble in water is:__________...?

(A) Camphor
(B) Sulphur

(C) Common salt
(D) Sugar

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2017 Nobel Prize Currently Awarded in Physics is for_________________...?

(A) Far Observation of Gravitational Waves
(B) Far Observation of Gravitational Weight

(C) First Observation of Gravitational Waves
(D) Far Objectivity of Gravitational Waves

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Examples of Monosaccharides are ___________....?

(A) Glucose
(B) Galactose

(C) Fructose
(D) All of these

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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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JAUNDICE is the disease of __________...?

(A) Heart
(B) Liver

(C) Lungs
(D) Brain

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The heaviest man made element found so for is__________...?

(A) Promethium
(B) Ununoctium

(C) Francium
(D) Technetium

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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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By which process copper is refined ____________...?

(A) Roasting
(B) Oxidation

(C) Zone Refining
(D) Electrolysis

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

(A) night blindness
(B) rickets

(C) scurvy
(D) hair fall

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Permanent hardness of water may be removed by the addition of___________...?

(A) Sodium Carbonate
(B) Alum

(C) Potassium Permanganate
(D) Lime

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Heavy mechanical complex use a large amount of water for_________...?

(A) Cooling
(B) Freezing

(C) Washing
(D) Mixing

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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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Fathom is the unit of measurement for__________...?

(A) Sound
(B) Depth

(C) Energy
(D) Time

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The hard, solid rocks, whose composition or texture has been changed by heat or pressure in the Earth are called____________...?

(A) Sedimentary rocks
(B) Metamorphic rocks

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

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In human body there are_________________kinds of bones...?

(A) 3
(B) 4

(C) 5
(D) 6

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The species that flower are called ______________...?

(A) Gymnosperms
(B) Bryophytes

(C) Angiosperms
(D) Algae

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Diesel engine was discovered by___________...?

(A) Paul Muller
(B) Faraday

(C) Waldeyer
(D) Rudolf Diesel

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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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Our atmosphere consists of___________ Oxygen approximately...?

(A) 11% Oxygen approximately
(B) 21% Oxygen approximately

(C) 31% Oxygen approximately
(D) None of these

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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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Water vapor is ______________...?

(A) A gas
(B) A cloud droplet

(C) A rain drop
(D) A snowflake

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Atephobia is fear of _________...?

(A) Imperfection
(B) Heights

(C) Attitude
(D) None of these

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Insects responsible for transmitting diseases are called___________...?

(A) Drones
(B) Vectors

(C) Hybirds
(D) None of these

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The “Rising” of the “evening star” indicates the direction of the____________...?

(A) South Pole
(B) East

(C) West
(D) North

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Water has maximum density at____________...?

(A) 0°C
(B) 4°C

(C) 4° K
(D) 4.8°C

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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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Symbol of Iron is__________...?

(A) Na
(B) Fr

(C) Fe
(D) Zn

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The Blood Grouping Was Discovered by__________ ...?

(A) Robert Oppenheimer
(B) Karl Landsteiner

(C) Dr Hollerith
(D) None of them

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

(A) 60
(B) 120

(C) 180
(D) 240

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Granite is a____________...?

(A) Metamorphic rock
(B) Igneous rock

(C) Sedimentry rock
(D) None of these

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A tight-rope walker carries a long pole which he holds across his body. The purpose of this pole is to__________...?

(A) Prop him up if he falls
(B) Spread out his weight and reduce the pressure on the rope

(C) Add extra weight to keep the rope tightly stretched
(D) To keep the Center of gravity always above vertically above the rope

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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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Analytical solutions to Quadratic equations were introduced by__________...?

(A) Al-Khawarzimi
(B) Al-haitham

(C) IsasacNewton
(D) Pythagoras

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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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lightest metal is__________...?

(A) Lithium
(B) Sodium

(C) Magnesium
(D) Aluminium

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According to Quark theory, there are _________ elementary particles....?

(A) Three
(B) Six

(C) Nine
(D) Ten

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

(A) 16amu
(B) 17amu

(C) 18amu
(D) 20amu

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Oasis is associated with___________...?

(A) Glaciers
(B) Desert

(C) Islands
(D) Volcanoes

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

(A) mutualism
(B) parasitism

(C) amensalism
(D) commensalism

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

(A) Distance
(B) Time

(C) Speed
(D) Force

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Cell or Tissue death within a living body is called as__________...?

(A) Neutrophilia
(B) Nephrosis

(C) Necrosis
(D) Neoplasia

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Deficiency of vitamin B1 is causes__________...?

(A) Rickets
(B) Bone Infection

(C) Beriberi
(D) Myopia

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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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Pluviometer measures ___________...?

(A) Wind
(B) Strength of Plywood

(C) Rainfall
(D) None of these

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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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In BTU system, one BTU is equal to__________...?

(A) 2055 Joule
(B) 1155 Joule

(C) 2155 Joule
(D) 1055 Joule

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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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Sunlight is a Great Source of ____________...?

(A) vitamin C
(B) vitamin D

(C) vitamin E
(D) vitamin K

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The SI base unit for mass is_____________...?

(A) Gram
(B) Pound

(C) Kilogram
(D) Ounce

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The major component of honey is_________...?

(A) Glucose
(B) Surcose

(C) Maltose
(D) Fructose

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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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Hygrometer is used for measuring the ____________...?

(A) Speed of sound
(B) Density of milk

(C) Humidity of air
(D) Specific gravity of liquids

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

(A) Infra-red
(B) Ultraviolet

(C) X-rays
(D) Gamma rays

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Reflex actions in head region are under the control of___________...?

(A) Brain
(B) Spinal cord

(C) both a & b
(D) non of the above

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Quantity of fresh air required for a man is 1000 cubic feet of air for every____________...?

(A) 5 minutes
(B) 10 minutes

(C) 15 minutes
(D) 20 minutes

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The Mirror used in the Automobiles are___________...?

(A) Concave
(B) Convex

(C) Plains
(D) Reflective

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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 Sun is a __________...?

(A) Star
(B) Planet

(C) Asteroid
(D) Meteor

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“COTTON” is grown on ___________...?

(A) Black soil
(B) Red Soil

(C) Regur Soil
(D) Alluvial Sea

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“Each electron in an atom must have its own unique set of quantum numbers” is a statement of_______________...?

(A) Aufbau principle
(B) Pauli exclusion principle

(C) Hund’s rule
(D) Periodic law

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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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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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Combustion can not take place without __________...?

(A) Hydrogen
(B) Air

(C) Oxygen
(D) Argon

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The process of converting wet waste to manure is___________...?

(A) Metabolism
(B) Conservation

(C) Incineration
(D) Composting

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Nucleus of an atom was discovered by___________...?

(A) Goldstein
(B) James Chadwick

(C) J J Thomson
(D) Rutherford

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

(A) Hardness
(B) Humidity

(C) Pressure
(D) Temperature

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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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First antibiotic was extracted from a _________...?

(A) Bacteria
(B) virus

(C) Fungus
(D) None of these

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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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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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Radioactivity was discovered by __________...?

(A) Kelvin
(B) Thomson

(C) Rutherford
(D) Bacquerel

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Trypsin is an enzyme which digests protein produced by_____________...?

(A) Liver
(B) Pancreas

(C) Stomach
(D) Small intestine

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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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Vitamin B2 is also called as__________...?

(A) Riboflavin
(B) Thiamine

(C) Ascorbic Acid
(D) Niacin

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P-waves is a term associated with__________...?

(A) Earthquakes
(B) Oceans

(C) Wind
(D) Rivers

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According to Newton's law of universal gravitation force ∝ _______...?

(A) m1 m2
(B) 1/r2

(C) r2
(D) Both (a) and (b)

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Rusting of Iron involves_______________...?

(A) Reduction
(B) Oxidation

(C) Decomposition
(D) Displacement

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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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Maximum biological damage is caused by ____________...?

(A) Gamma rays
(B) Alpha rays

(C) Beta rays
(D) Microwaves

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Lux is a unit of __________...?

(A) Luminous Flux
(B) Illumination

(C) Luminous Intensity
(D) Focus

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Year is longest on:___________...?

(A) Jupiter
(B) Earth

(C) Mercury
(D) Mars

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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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Density of Ice is_________...?

(A) 800kg/m3
(B) 917kg/m3

(C) 930kg/m3
(D) 1000kg/m3

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Bolometer measures: ____________...?

(A) Breadith of tree
(B) Burning capacity

(C) Heat radiation
(D) Bearing capacity

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Medulla oblongata is a part of human ___________...?

(A) Heart
(B) Brain

(C) Liver
(D) Sex organ

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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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Vitamin C is essential for___________...?

(A) Appetite
(B) Growth & repairing of tissues

(C) Muscles
(D) Brain

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Sedimentary rocks are__________...?

(A) Porous
(B) Hard

(C) Rough
(D) Brittle

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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 chemical used as a fixer in photography is__________...?

(A) sodium sulphate
(B) borax

(C) sodium thiosulphate
(D) ammonium sulphate

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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 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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Dry ice is ___________...?

(A) Methane hydrate
(B) Liquid Nitrogen

(C) Solid Carbon dioxide
(D) Frozen Water

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

(A) Gravitational force
(B) Electrostatic force

(C) Magnetic force
(D) Nuclear force

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

(A) 61%
(B) 67%

(C) 71%
(D) 76%

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Microphone converts sound energy into ___________...?

(A) Microwaves
(B) Electrical signals

(C) Optical Signals
(D) Heat energy

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SI unit of time is_________...?

(A) second
(B) kilo gram

(C) meter
(D) volt

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Average salinity or ratio of salt as per kilogram of water of ocean is__________...?

(A) 35 grams
(B) 55 grams

(C) 32 grams
(D) 42 grams

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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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Summer solstice means__________...?

(A) longest day
(B) longest night

(C) smallest day
(D) none of these

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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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Second layer of Earth’s atmosphere is__________...?

(A) Stratosphere
(B) Mesosphere

(C) Troposphere
(D) Thermosphere

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‘Bar’ is the unit of___________...?

(A) Temperature
(B) Heat

(C) Atmospheric pressure
(D) Current

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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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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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For an object to escape from the surface of a celestial body, the kinetic energy of the object must be: __________...?

(A) Less than the gravitational potential energy of the body
(B) Equal to the gravitational potential energy of the body

(C) Greater than the gravitational potential energy of the body
(D) None of the above

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Medium sized kidney stones are removed by__________...?

(A) Dialysis
(B) Lithotripsy

(C) Excretion
(D) Laser

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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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The first organism on earth were _______________...?

(A) autotrophs
(B) heterotrophs

(C) saprotrophs
(D) none of these

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Latest MCQs

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

(A) Black hole
(B) Red giant

(C) Quasar
(D) Pulsar

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A group of elephants is called___________...?

(A) ZEAL
(B) Herd

(C) MOB
(D) TOWER

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

(A) Current
(B) Lens

(C) Force
(D) Focal Length

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Maxilla bones are found in___________...?

(A) Jaw
(B) Toe

(C) Ear
(D) Stomach

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Transistor is a device that convert weak signal into__________...?

(A) small signal
(B) strong signal

(C) both
(D) none

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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 planets visible to us without using a telescope are __________...?

(A) 3
(B) 4

(C) 5
(D) 6

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Main constituent in air is ___________...?

(A) Oxygen
(B) Nitrogen

(C) Hydrogen
(D) Helium

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When our sun reaches the end of its red giant phase, it will turn into a___________...?

(A) Supernova
(B) White Dwarf

(C) Black Hole
(D) Neutron Star

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Day and night are the results of__________...?

(A) Earth rotation around its axis
(B) Earth revolution

(C) Earth rotation accompanied with its revolution.
(D) None of these

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There are__________ kinds of Joints in human body...?

(A) 4
(B) 5

(C) 6
(D) 7

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

(A) Coach
(B) Core

(C) Corona
(D) Comma

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Ombrophobia is fear of____________...?

(A) Rain
(B) Snow

(C) Smog
(D) None of these

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The Shortest (smallest) bone in human body is___________...?

(A) Stapes
(B) Tibia

(C) Femur
(D) Humerus

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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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Earthquakes occur most frequently at __________...?

(A) Plate boundaries
(B) Plate surface

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

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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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Saccharine is made up of __________...?

(A) Toluene
(B) Phenol

(C) Propane
(D) None of these

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

(A) zinc
(B) iodine

(C) copper
(D) iron

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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 star becomes a singularity and has zero volume and infinite density, it is called_______________...?

(A) White dwarf
(B) Blue giant

(C) Wolf-Raynet star
(D) Black hole

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The audio signals of TV are _____________...?

(A) Amplitude modulated
(B) Frequency modulated

(C) fixe modulated
(D) Velocity modulated

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Animal which captures and readily kills living animals for its food is called___________...?

(A) Parasite
(B) Scavenger

(C) Predator
(D) Mammal

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Highest Clouds are ___________...?

(A) Cirrocumulus
(B) Cirrus

(C) Cirrostratus
(D) All of these

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Dyne is a unit of _______...?

(A) Quantity
(B) Force

(C) Pressure
(D) Depth

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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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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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One Joule is equal to__________...?

(A) 105 ergs
(B) 103 ergs

(C) 107 ergs
(D) 1011 ergs

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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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Wind energy is the __________ energy....?

(A) Potential
(B) Transverse

(C) Kinetic
(D) Mechanical

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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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speed of sound in dry air at 20 °C is___________...?

(A) 353 m/s
(B) 345 m/s

(C) 343 m/s
(D) none of them

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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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Calcium sulphate is known as__________...?

(A) Epsom salt
(B) Gypsum salt

(C) Blue vitriol
(D) Potash alum

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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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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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Vaccination is synonymous with ___________ immunity...?

(A) Artificial Active
(B) Natural Active

(C) Allergy
(D) None of These

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Animals use nitrogen in the form of_________...?

(A) Nitrogen
(B) Nitrates

(C) Nitrites
(D) None of Above

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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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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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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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Battery was invented by__________...?

(A) Nicolas Léonard Sadi Carnot
(B) Alessandro Volta

(C) Michael Faraday
(D) Friedrich Bessel

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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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Deficiency of vitamin C will cause:__________...?

(A) Beri-Beri
(B) Architis

(C) Scurvy
(D) Night-blindness

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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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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 longest bone in human body is___________...?

(A) Ulna
(B) Tibia

(C) Femur
(D) Humerus

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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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Short sightedness is due to__________...?

(A) Shifting of the iris
(B) Elongation of eyeballs

(C) Weakening of the retina
(D) Weaker muscles

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

(A) Skull
(B) Arm

(C) Leg
(D) Face

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Lunar eclipse occurs on__________...?

(A) New Moon
(B) Full Moon

(C) Half Moon
(D) Quarter Moon

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Almost identical eclipses occur after 18 years and 11 days. This cycle is known as__________...?

(A) Partial Eclipse cycle
(B) Total Eclipse Cycle

(C) Saros Cycle
(D) None of the above

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There is a hole in the Ozone Layer at__________...?

(A) South Pole
(B) North Pole

(C) Both A and B
(D) None of These

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For proper formation of teeth, __________ is essential...?

(A) iodine
(B) copper

(C) fluorine
(D) iron

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The sky appears blue because the earth’s atmosphere __________...?

(A) Scatters blue light
(B) Reflects blue light

(C) Transmits blue light
(D) Has actual blue cover

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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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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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BTU is a unit of________...?

(A) Force
(B) Magnetic flux

(C) Energy
(D) None of these

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

(A) Cosmetology
(B) Chorology

(C) Osteology
(D) Mycology

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The instrument that measures temperature, pressure, and humidity at various altitudes in the atmosphere ___________...?

(A) Barograph
(B) Radiosonde

(C) Aneroid barometer
(D) Altimeter

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

(A) HNO2
(B) HNO3

(C) HN2O2
(D) H2NO4

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

(A) Sodium
(B) Barium

(C) Mercury
(D) Potassium

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A chronometer meter measures __________ ...?

(A) Water waves
(B) Color contrast

(C) Time
(D) Sound waves

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X-rays were discovered by __________...?

(A) Wilhelm Conrad Roentgen
(B) Thomson

(C) Ernest Rutherford
(D) Bacquerel

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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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All of the following are electromagnetic radiations except__________...?

(A) Red light
(B) Sound waves

(C) X-Rays
(D) Photon

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Oranges are rich source of____________...?

(A) Carbohydrates
(B) Fats

(C) Proteins
(D) Vitamins

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

(A) Substance
(B) Length

(C) torque
(D) Work

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Telephone was invented by__________...?

(A) Vint Cerf
(B) Charles Babbage

(C) Edison
(D) Alexander Graham Bell

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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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The Saturn rings discovered by___________...?

(A) Newton
(B) Robert Brown

(C) Galileo
(D) None of these

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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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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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Apple is rich in: ______________...?

(A) Fluorine
(B) Calcium

(C) Iron
(D) Phosphorus

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The theory of Expanding Universe was first propounded by____________...?

(A) Einstein
(B) Newton

(C) Gahleo
(D) Hubble

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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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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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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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The season changes because of the ____________...?

(A) Moon is revolving round the earth
(B) Earth is revolving round its axis

(C) Earth is revolving round the sun
(D) Planet Mars is attracting the sun

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During which process does heat transfer occur because of density differences__________...?

(A) Convection
(B) Radiation

(C) Conduction
(D) None of these

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

(A) Haemoglobin
(B) Neutrophils

(C) Esinophils
(D) Hematocrit

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Urine is produced in __________...?

(A) Kidneys
(B) Lungs

(C) Large intestine
(D) Liver

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The mean distance of the earth from the sun is astronomical units is____________...?

(A) 3.7 AU
(B) 10 AU

(C) 1 AU
(D) 101 AU

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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 outermost layer of skin is the__________...?

(A) endodermis
(B) dermis

(C) epidermis
(D) hypodermis

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Red color of tomato is due to___________...?

(A) Anthocyanin
(B) Xanthophyll’s

(C) Lycopene
(D) None of these

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The Study of human beauty is called____________...?

(A) Oncology
(B) Agrostology

(C) Kalology
(D) Argology

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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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Insulin drug was discovered by____________...?

(A) Charles Herbert Best
(B) Prof John James Rickard Macleod

(C) Sir Frederick Grant Banting
(D) Leonard Thompson

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The atmosphere of moon consists of______________...?

(A) 90% Hydrogen, 10% Nitrogen
(B) 80%Nitrogen, 20% Hydrogen

(C) 60% Nitrogen, 40%inert gases
(D) None

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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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During winter in cold countries, the __________ is mixed to melt the ice on the icy roads....?

(A) Salt
(B) Chlorine

(C) Carbon dioxide
(D) Water

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Biopsy is done on tissues taken from__________...?

(A) Human body
(B) Animal body

(C) Living body
(D) Dead body

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Insufficient blood supply in human body is referred as___________...?

(A) Ischemia
(B) Hyperemia

(C) Hemostasia
(D) Hemorrhage

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Sagittarius-A, the Blackhole at the centre of the Milky Way Galaxy is at a distance of_________...?

(A) 25500 Lightyears
(B) 24500 Lightyears

(C) 23640 Lightyears
(D) 25640 Lightyears

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

(A) Cromosphere
(B) Leutosphere

(C) Thermosphere
(D) Photosphere

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Muscle fatigue is caused by the accumulation of___________...?

(A) Uric acid
(B) Lactic acid

(C) Oxalacetic acid
(D) Fyruvie acid

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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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The protein content of edible portion of egg is___________...?

(A) 13 %
(B) 13.3%

(C) 14 %
(D) 14.5%

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Dialysis is used for the treatment of__________...?

(A) Kidney failure
(B) Heart weakness

(C) Brain diseases
(D) None of these

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An example of an abiotic component __________...?

(A) Plants
(B) Soil

(C) Animals
(D) Bacteria

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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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Ruby is an oxide of__________...?

(A) silver
(B) gold

(C) platinum
(D) aluminium oxide

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

(A) Osmosis
(B) Cataphoresis

(C) Electrolysis
(D) Electrophoresis

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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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Bauxite is an ore of_________...?

(A) copper
(B) zinc

(C) aluminium
(D) iron

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The yellow colour in photochemical smog is due to the presence of____________...?

(A) Sulphur dioxide
(B) Carbon dioxide

(C) Nitrogen dioxide
(D) CFC’s

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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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Another name of RDX is ___________...?

(A) Cyanohydrin
(B) Dextran

(C) Cyclohexane
(D) Cyclonite

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The instrument which measures very high temperature is____________...?

(A) Manometer
(B) Thermostat

(C) Chronometer
(D) Pyrometer

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The valency of carbon Atom is __________ ...?

(A) 1
(B) 2

(C) 3
(D) 4

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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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Constellations referred to as zodiac, are__________...?

(A) Imaginary regions that encompass the path of the planets
(B) Signs of Roman gods

(C) A group of stars
(D) None of these

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The term PVC used in the plastic industry stands for______________...?

(A) Phosphavinyl chloride
(B) Phosphor vanadiu chloride

(C) Polyvinyl chloride
(D) Polyvinyl carbobate

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Sunsets on Mars are _________...?

(A) Red
(B) Blue

(C) Yellow
(D) Orange

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Vitamin B is found in__________...?

(A) Sea Foods
(B) Fruits and Vegetables

(C) Seeds
(D) None of these

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Eletromagneticism is the branch of___________...?

(A) Chemistry
(B) Physics

(C) Both
(D) None of these

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Hen and chicken disorder is associated with__________ ...?

(A) Mango
(B) Grapes

(C) Tomato
(D) Guava

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B12 deficiency can produce__________...?

(A) Insomnia
(B) Microcytic anemia

(C) Pernicious anemia
(D) None Of these

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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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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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Cusec is a unit of _________...?

(A) Area
(B) Time

(C) Distance
(D) mass

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A seed can germinate in the absence of__________...?

(A) Oxygen
(B) Light

(C) Moisture
(D) Temperature

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There are many different types of frozen water on Earth. Collectively, they are known as the: ___________...?

(A) Hydrosphere
(B) Cryosphere

(C) Frigid Zone
(D) Biosphere

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

(A) Hypodermis
(B) Dermis

(C) Hemidermis
(D) Epidermis

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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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Spring balance is used to measure _________...?

(A) Mass
(B) Weight

(C) Elasticity
(D) Density

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The atmospheric greenhouse effect is produced mainly by the __________________...?

(A) Absorption and re-emission of visible light by the atmosphere
(B) Absorption and re-emission of ultraviolet radiation by the atmosphere

(C) Absorption and re-emission of infrared radiation by the atmosphere
(D) Absorption and re-emission of visible light by clouds

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Stomach stores the ___________...?

(A) enzime
(B) Food

(C) hcl
(D) None of These

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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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Gravitation force is ______ of the medium between the objects....?

(A) Dependent
(B) Independent

(C) Both 'a' and 'b'
(D) None of these

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Units of electricity consumed by 2500 watt air-conditioner in one hour are_________...?

(A) 25 units
(B) 2.25 units

(C) 2.5 units
(D) 0.25 units

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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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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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Water soluble Vitamins are _________...?

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

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

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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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The reaction between methane and chlorine in diffused sunlight is__________...?

(A) Oxidation
(B) Reduction

(C) Polymerisation
(D) Radical substitution

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Chief builder of the body are ___________...?

(A) Carbohydrates
(B) Proteins

(C) Fats
(D) None of these

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The phases of the moon are partially the result of the____________...?

(A) Changes in the shape of the moon
(B) Revolution of the moon around the earth

(C) Variations in the moon’s gravitation
(D) Variations in the speed of rotation of the moon

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Soap and detergents remove the dirt from clothes due to__________...?

(A) Osmosis
(B) Capillary action

(C) Lowering of interfacial tension
(D) Diffusion

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Gulf streams are caused by__________....?

(A) Cyclones
(B) Ocean Pressure

(C) Temperature
(D) Difference in water level

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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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The lens used in a simple microscope is____________...?

(A) Concave
(B) Convex

(C) Cylindrical
(D) None

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The blind spot is located at the ___________ of the eye ...?

(A) pupil
(B) vitreous humor

(C) aqueous humor
(D) optic disc

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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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Lactometer is used for__________...?

(A) Ship
(B) Milk

(C) Honey
(D) None

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Candela is the basic unit of_________________...?

(A) luminous intensity
(B) heat producing value

(C) Thermodynamic temperature
(D) radioactive decay

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All forms of energy that we use are ultimately transformed into__________...?

(A) Electrical Energy
(B) Heat Energy

(C) Light Energy
(D) Chemical Energy

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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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Sum of all ecosystems is classified as___________...?

(A) Aero sphere
(B) Ionosphere

(C) Biosphere
(D) Ozonosphere

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Earthquake waves travel faster in __________...?

(A) Water
(B) Flexibl rock

(C) Air
(D) Soil

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

(A) Debye
(B) Cm

(C) Weber
(D) Coulumb

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

(A) Gerontology
(B) Hstologyh

(C) Pysiology
(D) Anthropology

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

(A) Crust
(B) Mental

(C) Core
(D) None of these

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Ice mass that covers more than fifty-thousand square kilometers of land area is classified as____________...?

(A) ice sheet
(B) ice field

(C) glacier erosions
(D) ice cap

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Vertical columns in the periodic table of elements are called as__________...?

(A) Periods
(B) Groups

(C) Rows
(D) Lanthanoids series

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Water has high density and minimum volume at__________...?

(A) 0°C
(B) 4°C

(C) 100°C
(D) None of these

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The setting sun often looks oval in the shape because of__________...?

(A) The fact that sun really becomes oval in the evening
(B) Refraction of rays of sun passing through the atmosphere

(C) Optical Illusion
(D) Dispersion

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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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