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Everyday Science MCQs

Option A: Protozoans

Option B: Algae

Option C: Fungi

Option D: Virus

Correct Answer: Virus


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Option A: Subclavian artery

Option B: Aorta

Option C: Brachial artery

Option D: None of these

Correct Answer: Aorta


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Option A: Uranium

Option B: Hydrogen

Option C: Oxygen

Option D: Lead

Correct Answer: Lead


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Option A: Motor.

Option B: Transformer.

Option C: Coil.

Option D: Generator.

Correct Answer: Generator.


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Option A: Reflection of light

Option B: Refraction of light

Option C: Diffraction of light

Option D: Dispersion of light

Correct Answer: D. Dispersion of light


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Option A: smaller number of Red Blood Cells

Option B: larger number of Red Blood Cells

Option C: smaller number of White Blood Cells

Option D: larger number of White Blood Cells

Correct Answer: larger number of Red Blood Cells


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Option A: Brick kilns

Option B: Children toys

Option C: Kitchen utilities

Option D: Electric wires

Correct Answer: Electric wires


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Option A: Beryllium

Option B: Magnesium

Option C: Aluminium

Option D: None of These

Correct Answer: Magnesium


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Option A: Water expands on freezing

Option B: Bottle contracts at freezing point

Option C: temperature outside the bottle is less than that inside the bottle.

Option D: None of the above

Correct Answer: Water expands on freezing


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Option A: Prop him up if he falls

Option B: Spread out his weight and reduce the pressure on the rope

Option C: Add extra weight to keep the rope tightly stretched

Option D: To keep the Center of gravity always above vertically above the rope

Correct Answer: To keep the Center of gravity always above vertically above the rope


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Option A: Scatters blue light

Option B: Reflects blue light

Option C: Transmits blue light

Option D: Has actual blue cover

Correct Answer: Scatters blue light


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Option A: Ductility

Option B: Malleability

Option C: Conductivity

Option D: Density

Correct Answer: Malleability


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Option A: A single force

Option B: Two forces acting in the same direction

Option C: Two forces acting along different lines and in opposite direction.

Option D: A pair of forces acting along the same line and in opposite direction

Correct Answer: A pair of forces acting along the same line and in opposite direction


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Option A: 20 dB

Option B: 60 dB

Option C: 100 dB

Option D: 160 dB

Correct Answer: 100 dB


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Option A: Carbon dioxide

Option B: Chlorofluorocarbons

Option C: Nitrogen oxides

Option D: Methane

Correct Answer: Chlorofluorocarbons


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Option A: 63% tin and 37% lead

Option B: 63% lead and 37% tin

Option C: 63% tin and 37% aluminum

Option D: 63% lead and 37% aluminum

Correct Answer: 63% tin and 37% lead


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Option A: Chromosomes

Option B: Gene

Option C: Nucleotides

Option D: none

Correct Answer: Gene


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Option A: Elastic cartilage

Option B: Fibrocartilage

Option C: Articular cartilage

Option D: none

Correct Answer: Elastic cartilage


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Option A: Super infection

Option B: Drug resistance

Option C: Allergy

Option D: none

Correct Answer: Allergy


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Option A: Thoracic

Option B: Pelvic

Option C: Lumbar

Option D: none

Correct Answer: Pelvic


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Option A: Cardiac muscles

Option B: Skeletal muscles

Option C: Smooth muscles

Option D: none

Correct Answer: Skeletal muscles


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Option A: Optic

Option B: Trigeminal

Option C: Abducens

Option D: none

Correct Answer: Abducens


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Option A: Calcium ions

Option B: Clotting proteins

Option C: Globulins

Option D: none

Correct Answer: Clotting proteins


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Option A: Chemotrypsin

Option B: Secretin

Option C: Pepsin

Option D: none

Correct Answer: Secretin


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Option A: AB-

Option B: O-

Option C: O+

Option D: none

Correct Answer: AB-


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Option A: Atomic number

Option B: Atomic weight

Option C: Number of orbitals

Option D: none

Correct Answer: Atomic number


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Option A: Immunology

Option B: Paracitology

Option C: Epidemiology

Option D: none

Correct Answer: Epidemiology


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Option A: Nitrogen

Option B: Phosphorus

Option C: Sulphur

Option D: none

Correct Answer: Sulphur


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Option A: Conductors

Option B: Diodes

Option C: Transistors

Option D: None of these

Correct Answer: Transistors


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Option A: Protons

Option B: Neutrons

Option C: Photons

Option D: none

Correct Answer: Protons


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Option A: 6.9

Option B: 7.6

Option C: 7.1

Option D: none

Correct Answer: 7.6


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Option A: Dobson

Option B: Dalton

Option C: Cuolomb

Option D: none

Correct Answer: Dobson


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Option A: Protons

Option B: Electrons

Option C: Neutrons

Option D: None

Correct Answer: Electrons


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Option A: France

Option B: USA

Option C: UK

Option D: none

Correct Answer: USA


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Option A: Electron and Proton

Option B: Two Protons and two Neutrons

Option C: Three protons and three Neutrons

Option D: None

Correct Answer: Two Protons and two Neutrons


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Option A: Three

Option B: Two

Option C: Four

Option D: None

Correct Answer: Three


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Option A: Archimedes

Option B: Galileo Galilei

Option C: John Kepler

Option D: None

Correct Answer: Galileo Galilei


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Option A: Amino acids

Option B: Nucleic acids

Option C: Carbohydrates

Option D: None

Correct Answer: Nucleic acids


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Option A: Pythagorus

Option B: Archimedes

Option C: Aristotle

Option D: None

Correct Answer: Pythagorus


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Option A: Mesosphere

Option B: Stratosphere

Option C: Lithosphere

Option D: None

Correct Answer: Lithosphere


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Option A: Ionizing Radiations

Option B: Non Ionizing Radiation

Option C: Visible light

Option D: None

Correct Answer: Ionizing Radiations


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Option A: River Sutlaj

Option B: River Jhelum

Option C: River Chenab

Option D: None (On Indus River in Gilgit-Baltistan)

Correct Answer: D. None


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Option A: Pituitary

Option B: Pancreas

Option C: Thyroid

Option D: None

Correct Answer: Pituitary


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Option A: Saudi Arabia

Option B: Italy

Option C: Japan

Option D: None

Correct Answer: None


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Option A: Vitamin A

Option B: Vitamin D

Option C: Vitamin K

Option D: None

Correct Answer: None


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Option A: Different atomic number but same atomic weight

Option B: Different atomic number and different atomic weight

Option C: Same atomic number and different atomic weight

Option D: None

Correct Answer: Same atomic number and different atomic weight


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Option A: December

Option B: February

Option C: May

Option D: None

Correct Answer: February


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Option A: Silicon Dioxide

Option B: Stannous Oxide

Option C: Aluminium Oxide

Option D: None

Correct Answer: Silicon Dioxide


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Option A: 90% Hydrogen, 10% Nitrogen

Option B: 80%Nitrogen, 20% Hydrogen

Option C: 60% Nitrogen, 40%inert gases

Option D: None

Correct Answer: 60% Nitrogen, 40%inert gases


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Option A: Mosses

Option B: Bacteria

Option C: Protozoa

Option D: None

Correct Answer: Mosses


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Option A: Domestic fowl

Option B: Earthworm

Option C: Rabbit

Option D: None

Correct Answer: Earthworm


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Option A: Tiger

Option B: Lion

Option C: Leopard

Option D: None

Correct Answer: Tiger


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Option A: Venus

Option B: Pluto

Option C: Jupiter

Option D: None

Correct Answer: Jupiter


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Option A: 80

Option B: 200

Option C: 120

Option D: None

Correct Answer: 200


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Option A: Botany

Option B: Zoology

Option C: Astronomy

Option D: None

Correct Answer: Zoology


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Option A: A sea bird

Option B: A beetle

Option C: A fruit

Option D: None

Correct Answer: A sea bird


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Option A: Albert Einstein

Option B: John Kepler

Option C: Galileo Galilie

Option D: None

Correct Answer: Albert Einstein


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Option A: Velocity

Option B: Temperature

Option C: Mass

Option D: None OF These

Correct Answer: None OF These


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Option A: Lactometer

Option B: Hygrometer

Option C: Manometer

Option D: Sonometer

Correct Answer: Lactometer


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Option A: Einstein

Option B: Newton

Option C: Gahleo

Option D: Hubble

Correct Answer: Hubble


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Option A: 0°C

Option B: 4°C

Option C: 4° K

Option D: 4.8°C

Correct Answer: 4°C


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Option A: A binocular

Option B: A camera

Option C: An epidiascope

Option D: A stereoscope

Correct Answer: A stereoscope


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Option A: An accelerated motion

Option B: No acceleration at all

Option C: Uniform acceleration

Option D: Uneven acceleration

Correct Answer: Uniform acceleration


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Option A: Surface tension

Option B: Viscosity

Option C: Specific gravity

Option D: Elasticity

Correct Answer: Surface tension


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Option A: Viscosity of ink

Option B: Capillary action phenomenon

Option C: Diffusion of ink through the blotting

Option D: Siphon action

Correct Answer: Capillary action phenomenon


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Option A: Increasing the temperature of water

Option B: Reacting chemically with dirt

Option C: Reducing the surface tension of water

Option D: Dissolving dirt

Correct Answer: Reducing the surface tension of water


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Option A: Electroplating

Option B: Annealing

Option C: Galvanization

Option D: Vulcanization

Correct Answer: Galvanization


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Option A: The hair barging against the charged comb

Option B: Small electric sparks

Option C: The rubbing of the comb with the hair

Option D: None of the above

Correct Answer: Small electric sparks


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Option A: Steam can penetrate the skin

Option B: Steam is at a higher temperature

Option C: Steam contains more energy than boiling water

Option D: Steam is at a higher pressure

Correct Answer: Steam contains more energy than boiling water


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Option A: Water is good conductor of heat

Option B: Water has very high specific heat capacity

Option C: Water boils at a comparatively high temperature

Option D: Evaporation of water produces lot of cooling

Correct Answer: Water has very high specific heat capacity


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Option A: Remain unaffected

Option B: Fall away from the train

Option C: Fall towards the train

Option D: Fall away from or towards the train depending upon the speed

Correct Answer: Fall towards the train


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Option A: Red, green and blue

Option B: Orange, back and violet

Option C: White. red and yellow

Option D: Yellow, green and blue

Correct Answer: Red, green and blue


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Option A: – 2O°C

Option B: – 10°C

Option C: + 10°C

Option D: + 20°C

Correct Answer: B. – 10°C


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Option A: The value of ‘g’ is less in water

Option B: Density of air is less than that of water

Option C: Of the viscous force in water

Option D: Of The surface tension of water

Correct Answer: Of the viscous force in water


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Option A: Concave

Option B: Plane

Option C: Convex

Option D: Biconcave

Correct Answer: Convex


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Option A: Provide insulation for preserving body heat

Option B: Provide striking surface to the wings for flying

Option C: Make the body surface waterproof

Option D: impart coloration for species as well as sex recognition

Correct Answer: Provide striking surface to the wings for flying


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Option A: A device which when attached to an aircraft makes it invisible on the radar

Option B: A coating which reduces the visibility of an aircraft on radar

Option C: A Technology by which it is possible for the aircraft’s to spy in the enemy air-space

Option D: A technology by using which paratroopers can be dropped stealthily behind the enemy columns.

Correct Answer: A coating which reduces the visibility of an aircraft on radar


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Option A: Ultraviolet Waves

Option B: Ultrasonic Waves

Option C: Electromagnetic Waves

Option D: Special Retina

Correct Answer: Ultrasonic Waves


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Option A: Carbon dioxide

Option B: Carbon monoxide

Option C: Carbon tetrachloride

Option D: None of the above

Correct Answer: Carbon dioxide


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Option A: the strength of T.V. waves is very limited

Option B: picture cannot be transmitted clearly after a specific distance

Option C: the shape of the earth is spherical

Option D: the air is not a good conductor of light and sound/waves

Correct Answer: the shape of the earth is spherical


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Option A: 60%

Option B: 65%

Option C: 72%

Option D: 80%

Correct Answer: 80%


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Option A: Mesosphere

Option B: Troposphere

Option C: Stratosphere

Option D: ionosphere

Correct Answer: Stratosphere


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Option A: One tenth

Option B: One fifth

Option C: One fourth

Option D: One third

Correct Answer: One tenth


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Option A: Of refraction

Option B: It is cooler at sunrise and at sunset

Option C: Of diffraction leading to red end of the spectrum reaching the earth.

Option D: Of Scattering of light due to dust particles and air molecules.

Correct Answer: Of Scattering of light due to dust particles and air molecules.


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Option A: The mass of the astronaut is reduced to zero

Option B: Gravity inside the spacecraft ceases to act

Option C: The astronaut is outside the influence of the earth’s gravitational force

Option D: The astronaut and the spacecraft are both in a free-failing state

Correct Answer: The astronaut and the spacecraft are both in a free-failing state


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Option A: At the bottom

Option B: ln the middle pan

Option C: At the top surface

Option D: Uniformly throughout the water body

Correct Answer: At the top surface


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Option A: Selective absorption of light

Option B: Selective re ection of light

Option C: Sinterference of light

Option D: Natural colour pattern of feathers

Correct Answer: Selective absorption of light


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Option A: 140-150

Option B: 115-125

Option C: 72-80

Option D: 60

Correct Answer: 72-80


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Option A: Eye is unable to adjust itself immediately

Option B: Retina becomes insensitive momentarily

Option C: Iris is unable to dilate the pupil immediately

Option D: Distance between the lens and retina take time to adjust

Correct Answer: Iris is unable to dilate the pupil immediately


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Option A: Lens

Option B: Film

Option C: Aperture

Option D: Shutter

Correct Answer: Film


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Option A: First cloned sheep

Option B: First cloned monkey

Option C: First test-tube baby

Option D: First human fossil

Correct Answer: First cloned sheep


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Option A: Brucine

Option B: Caffeine

Option C: Phenylalanine

Option D: Theine

Correct Answer: Caffeine


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Option A: Kidney failure

Option B: Heart weakness

Option C: Brain diseases

Option D: None of these

Correct Answer: Kidney failure


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Option A: Brain

Option B: Heart

Option C: Kidneys

Option D: Lungs

Correct Answer: Heart


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Option A: Convex lens

Option B: Concave lens

Option C: Convex-concave lens

Option D: Concave-convex lens

Correct Answer: Concave lens


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Option A: Liver

Option B: Eyes

Option C: Lungs

Option D: Kidneys

Correct Answer: Eyes


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Option A: Ears

Option B: Eyes

Option C: Lungs

Option D: Brain

Correct Answer: Eyes


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Option A: Lungs

Option B: Blood

Option C: Skin

Option D: Nerves

Correct Answer: Blood


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Option A: Heart

Option B: Brain

Option C: Liver

Option D: Sex organ

Correct Answer: Brain


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Option A: Small pox

Option B: Tuberculosis

Option C: Malaria

Option D: Cholera

Correct Answer: Small pox


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