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Everyday Science Online Test MCQs With Answers

Question # 1

Which scientist personally thanked when bubble proved him correct?

Choose an answer

Issac Newton

Albert Einstein

William Pickering

Harlow Shapley

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Question # 2

what is the time required for half a radioactive substance to decay?

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Libby factor

Bisecting period

Disintegration period

Half life

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Question # 3

Which organ of human body is affected by dermatitis?

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Lungs

Brain

Heart

Skin

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Question # 4

Which metal is the fifth most abundant element in the earth's crust and is an essential constituent of leaves, shells, bone and teeth

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Iodine

Calcium

Phosphorous

Zinc

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Question # 5

Darwin's theory of natural selection involves?

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Over reproduction

Competition

Survival of the fittest

All of these

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Question # 6

Who invented the Doctor's thermometer?

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Fahrenheit

Edison

Galileo

None of these

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Question # 7

Emphysema is a disease caused by enviro0mental pollution in which the affected organ of the body is

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Liver

Kidney

Lungs

Brain

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Question # 8

Radio, Angle, Detection And Rangs (Radar)is used to detet the direction and range of an aeroplane are-plane by means of:

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Radio microwaves

Heat microwaves

Gamma microwaves

Ultra light microwaves

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Question # 9

A Fahrenheit thermometer indicates a temperature of -40° F. Its corresponding reading on the Celsius scale will be

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-20°C

-40°C

+10°C

+40°C

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Question # 10

British scientist Tim Berners-Lee was the founder of?

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Google Company

Yahoo Mail

World Wide web

Hotmail

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Question # 11

Cockroach cannot survive in the water because it's respiratory organ is?

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Gill

Book lung

Trachea

Puimonary Sac

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