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Everyday Science Online Test MCQs With Answers

Question # 1

The single acid which dissolves gold is?

Choose an answer

Nitric acid

Selenic acid

Hydrochloric acid

Aqua regia

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Question # 2

Armstrong patented his ''Regenerative Circuit'' while a student at Columbia University. Which year was he in when he invented it?

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Freshman

Junior

Sophmore

Senior

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Question # 3

Which of the following reacts with water to form a soluble compound and compo9ind and an insoluble gas?

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potassium

copper

ammonia

sulfur dioxide

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Question # 4

Which chamber of the heart of the pumps blood to the systemic circulation?

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Left Atrium

Right Atrium

Left ventricle

Right Ventricle

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Question # 5

Which instrument is used for measuring humidity of air (atmosphere)

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Hygrometer

Hydrophone

Hydrometer

Heliscope

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Question # 6

Which country' people used more Internets?

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America

Japan

India

China

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Question # 7

Who developed the heliocentric theory?

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Copernicus

Kepler

Galileo

Brahe

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Question # 8

Who invented the telephone pager in 1949?

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Alexander Graham bell

Thomas A Edison

Al Gross

Marie Curie

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Question # 9

Who introduced blind education system?

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Thomas Edison

Louis Braille

Franklin

Morgan

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Question # 10

Which of the following enzymes converts proteins into peptones?

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Pepsin

Trypsin

Erepsin

Enterokinase

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Question # 11

The ink of the pan leaks out in an aeroplane because

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Atmospheric pressure increases

Pressure of ink inside is more than the ambient pressure

High sped of aeroplane

Temperature difference

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