Everyday Science MCQs

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 ✔

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 ✔

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 ✔

Option A: Ductility

Option B: Malleability

Option C: Conductivity

Option D: Density

Correct Answer: Malleability ✔

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 ✔

Option A: 20 dB

Option B: 60 dB

Option C: 100 dB

Option D: 160 dB

Correct Answer: 100 dB ✔

Option A: Carbon dioxide

Option B: Chlorofluorocarbons

Option C: Nitrogen oxides

Option D: Methane

Correct Answer: Chlorofluorocarbons ✔

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 ✔

Option A: Chromosomes

Option B: Gene

Option C: Nucleotides

Option D: none

Correct Answer: Gene ✔

Option A: Elastic cartilage

Option B: Fibrocartilage

Option C: Articular cartilage

Option D: none

Correct Answer: Elastic cartilage ✔

Option A: Super infection

Option B: Drug resistance

Option C: Allergy

Option D: none

Correct Answer: Allergy ✔

Option A: Thoracic

Option B: Pelvic

Option C: Lumbar

Option D: none

Correct Answer: Pelvic ✔

Option A: Cardiac muscles

Option B: Skeletal muscles

Option C: Smooth muscles

Option D: none

Correct Answer: Skeletal muscles ✔

Option A: Optic

Option B: Trigeminal

Option C: Abducens

Option D: none

Correct Answer: Abducens ✔

Option A: Calcium ions

Option B: Clotting proteins

Option C: Globulins

Option D: none

Correct Answer: Clotting proteins ✔

Option A: Chemotrypsin

Option B: Secretin

Option C: Pepsin

Option D: none

Correct Answer: Secretin ✔

Option A: AB-

Option B: O-

Option C: O+

Option D: none

Correct Answer: AB- ✔

Option A: Atomic number

Option B: Atomic weight

Option C: Number of orbitals

Option D: none

Correct Answer: Atomic number ✔

Option A: Immunology

Option B: Paracitology

Option C: Epidemiology

Option D: none

Correct Answer: Epidemiology ✔

Option A: Nitrogen

Option B: Phosphorus

Option C: Sulphur

Option D: none

Correct Answer: Sulphur ✔

Option A: Conductors

Option B: Diodes

Option C: Transistors

Option D: None of these

Correct Answer: Transistors ✔

Option A: Protons

Option B: Neutrons

Option C: Photons

Option D: none

Correct Answer: Protons ✔

Option A: 6.9

Option B: 7.6

Option C: 7.1

Option D: none

Correct Answer: 7.6 ✔

Option A: Dobson

Option B: Dalton

Option C: Cuolomb

Option D: none

Correct Answer: Dobson ✔

Option A: Protons

Option B: Electrons

Option C: Neutrons

Option D: None

Correct Answer: Electrons ✔

Option A: France

Option B: USA

Option C: UK

Option D: none

Correct Answer: USA ✔

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 ✔

Option A: Three

Option B: Two

Option C: Four

Option D: None

Correct Answer: Three ✔

Option A: Archimedes

Option B: Galileo Galilei

Option C: John Kepler

Option D: None

Correct Answer: Galileo Galilei ✔

Option A: Amino acids

Option B: Nucleic acids

Option C: Carbohydrates

Option D: None

Correct Answer: Nucleic acids ✔

Option A: Pythagorus

Option B: Archimedes

Option C: Aristotle

Option D: None

Correct Answer: Pythagorus ✔

Option A: Mesosphere

Option B: Stratosphere

Option C: Lithosphere

Option D: None

Correct Answer: Lithosphere ✔

Option A: Ionizing Radiations

Option B: Non Ionizing Radiation

Option C: Visible light

Option D: None

Correct Answer: Ionizing Radiations ✔

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 ✔

Option A: Pituitary

Option B: Pancreas

Option C: Thyroid

Option D: None

Correct Answer: Pituitary ✔

Option A: Saudi Arabia

Option B: Italy

Option C: Japan

Option D: None

Correct Answer: None ✔

Option A: Vitamin A

Option B: Vitamin D

Option C: Vitamin K

Option D: None

Correct Answer: None ✔

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 ✔

Option A: December

Option B: February

Option C: May

Option D: None

Correct Answer: February ✔

Option A: Silicon Dioxide

Option B: Stannous Oxide

Option C: Aluminium Oxide

Option D: None

Correct Answer: Silicon Dioxide ✔

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 ✔

Option A: Mosses

Option B: Bacteria

Option C: Protozoa

Option D: None

Correct Answer: Mosses ✔

Option A: Domestic fowl

Option B: Earthworm

Option C: Rabbit

Option D: None

Correct Answer: Earthworm ✔

Option A: Tiger

Option B: Lion

Option C: Leopard

Option D: None

Correct Answer: Tiger ✔

Option A: Venus

Option B: Pluto

Option C: Jupiter

Option D: None

Correct Answer: Jupiter ✔

Option A: 80

Option B: 200

Option C: 120

Option D: None

Correct Answer: 200 ✔

Option A: Botany

Option B: Zoology

Option C: Astronomy

Option D: None

Correct Answer: Zoology ✔

Option A: A sea bird

Option B: A beetle

Option C: A fruit

Option D: None

Correct Answer: A sea bird ✔

Option A: Albert Einstein

Option B: John Kepler

Option C: Galileo Galilie

Option D: None

Correct Answer: Albert Einstein ✔

Option A: Velocity

Option B: Temperature

Option C: Mass

Option D: None OF These

Correct Answer: None OF These ✔

Option A: Lactometer

Option B: Hygrometer

Option C: Manometer

Option D: Sonometer

Correct Answer: Lactometer ✔

Option A: Einstein

Option B: Newton

Option C: Gahleo

Option D: Hubble

Correct Answer: Hubble ✔

Option A: 0°C

Option B: 4°C

Option C: 4° K

Option D: 4.8°C

Correct Answer: 4°C ✔

Option A: A binocular

Option B: A camera

Option C: An epidiascope

Option D: A stereoscope

Correct Answer: A stereoscope ✔

Option A: An accelerated motion

Option B: No acceleration at all

Option C: Uniform acceleration

Option D: Uneven acceleration

Correct Answer: Uniform acceleration ✔

Option A: Surface tension

Option B: Viscosity

Option C: Specific gravity

Option D: Elasticity

Correct Answer: Surface tension ✔

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 ✔

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 ✔

Option A: Electroplating

Option B: Annealing

Option C: Galvanization

Option D: Vulcanization

Correct Answer: Galvanization ✔

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 ✔

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 ✔

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 ✔

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 ✔

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 ✔

Option A: – 2O°C

Option B: – 10°C

Option C: + 10°C

Option D: + 20°C

Correct Answer: B. – 10°C ✔

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 ✔

Option A: Concave

Option B: Plane

Option C: Convex

Option D: Biconcave

Correct Answer: Convex ✔

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 ✔

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 ✔

Option A: Ultraviolet Waves

Option B: Ultrasonic Waves

Option C: Electromagnetic Waves

Option D: Special Retina

Correct Answer: Ultrasonic Waves ✔

Option A: Carbon dioxide

Option B: Carbon monoxide

Option C: Carbon tetrachloride

Option D: None of the above

Correct Answer: Carbon dioxide ✔

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 ✔

Option A: 60%

Option B: 65%

Option C: 72%

Option D: 80%

Correct Answer: 80% ✔

Option A: Mesosphere

Option B: Troposphere

Option C: Stratosphere

Option D: ionosphere

Correct Answer: Stratosphere ✔

Option A: One tenth

Option B: One fifth

Option C: One fourth

Option D: One third

Correct Answer: One tenth ✔

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. ✔

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 ✔

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 ✔

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 ✔

Option A: 140-150

Option B: 115-125

Option C: 72-80

Option D: 60

Correct Answer: 72-80 ✔

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 ✔

Option A: Lens

Option B: Film

Option C: Aperture

Option D: Shutter

Correct Answer: Film ✔

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 ✔

Option A: Brucine

Option B: Caffeine

Option C: Phenylalanine

Option D: Theine

Correct Answer: Caffeine ✔

Option A: Kidney failure

Option B: Heart weakness

Option C: Brain diseases

Option D: None of these

Correct Answer: Kidney failure ✔

Option A: Brain

Option B: Heart

Option C: Kidneys

Option D: Lungs

Correct Answer: Heart ✔

Option A: Convex lens

Option B: Concave lens

Option C: Convex-concave lens

Option D: Concave-convex lens

Correct Answer: Concave lens ✔

Option A: Liver

Option B: Eyes

Option C: Lungs

Option D: Kidneys

Correct Answer: Eyes ✔

Option A: Ears

Option B: Eyes

Option C: Lungs

Option D: Brain

Correct Answer: Eyes ✔

Option A: Lungs

Option B: Blood

Option C: Skin

Option D: Nerves

Correct Answer: Blood ✔

Option A: Heart

Option B: Brain

Option C: Liver

Option D: Sex organ

Correct Answer: Brain ✔

Option A: Small pox

Option B: Tuberculosis

Option C: Malaria

Option D: Cholera

Correct Answer: Small pox ✔

Option A: Heart

Option B: Lungs

Option C: Spleen

Option D: Kidneys

Correct Answer: Spleen ✔

Option A: A

Option B: AB

Option C: B

Option D: O

Correct Answer: A ✔

Option A: 50

Option B: 70

Option C: 80

Option D: 100

Correct Answer: 70 ✔

Option A: Vitamin B

Option B: Vitamin C

Option C: Vitamin A

Option D: Vitamin D

Correct Answer: Vitamin A ✔

Option A: Carbohydrates

Option B: Fats

Option C: Proteins

Option D: Vitamins

Correct Answer: Fats ✔

Option A: Pancreas

Option B: Thyroid

Option C: Pituitary

Option D: Spleen

Correct Answer: Pituitary ✔

Option A: 206

Option B: 230

Option C: 280

Option D: 300

Correct Answer: 300 ✔

Option A: Thyroid

Option B: Liver

Option C: Pancreas

Option D: None of these

Correct Answer: Liver ✔