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Everyday Science Online Test MCQs With Answers

Question # 1

In 1242 A.D., Roger Bacon discovered that black powder (gunpowder) would explode rather than simply burn if he did what?

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Heated it slowly

Confined it in a small space

Place it in a vacuum

Sang 'Over the rainbow'

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Question # 2

In resistance heating, Highest working temperature is obtained form heating elements made of

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Nickel and copper

Nichrome

Silicon carbide

Silver

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Question # 3

One hectare is approximately how many acres:

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3.5

2.5

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Question # 4

729ml of a mixture contains milks and wafer in ratio 7:2 how much of the water is to be added to get a new mixture containing half milk and half water?

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79ml

81ml

73ml

91ml

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Question # 5

The nuclear particles that are assumed to hold nucleons together are

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Electrons

Positrons

Neutrons

Mesons

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Question # 6

Which substance was the first organic chemical to be synthesized form an inorganic source?

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Urea

Hellenic acid

Hydrochloric acid

Aqua regia

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Question # 7

The velocity ration of a screw jack is

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2pI/P

2pp/I

2ppI

2P/pI

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Question # 8

Solar Cell Converts

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Light energy into heat energy

Solar energy into electrical energy

Solar energy into sound energy

Osteology is the study of

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Question # 9

In which year was ASCII formed?

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1963

1973

1983

1993

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Question # 10

There is a process in which an item or files is moved into an application or environment which of different that native t it, What is it called?

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Download

Transfer

Import

Protocol

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Question # 11

AIDS is caused by the organisms which are

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Bacteria

Fungi

Viruses (HTLV III)

Protozoa

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