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Everyday Science Online Test MCQs With Answers

Question # 1

Most of the ozone in the atmosphere is concentrated in the

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Mesosphere

Troposphere

Stratosphere

Ionosphere

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Question # 2

The main constituent gas of LNG is?

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Benzene

Ethane

Methane

Butane

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Question # 3

Who invented the cotton gin:

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Ginny

Whitney

Smithers

Anderson

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Question # 4

What is the main difference between the prokaryot and the eukaryot?

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The eukaryot has a nucleus, and he prokaryot does not

The prokaryot has a nucleus, and he euikaryot does not

The eukaryot is always larger than the prokaryot

The eukaryot is the only type of cell than is capable of photosynthesis

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Question # 5

The symbol Br on the periodic table stands for:

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Beryllium

Boron

Barium

Bromine

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Question # 6

The blackboard seems black because it?

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Does not reflect any colour

Reflects every colour

Absorbs black colour

Reflects black colour

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Question # 7

Who proposed the double-helical model of the DNA?

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Watson, Crick and Franklin

Hershey and Chase

Griffith

Avery, Macleod and MaCarty

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Question # 8

Mumps is a disease caused by:

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Fungus

Bacterium

Virus

None of these

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Question # 9

Rain water collected after 30 to 40 minutes of raining is not suitable for drinking because it

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Contains dissolved toxic chemicals

Contain bacteria and dirt

is deficient in minerals

is acidic

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Question # 10

When 5 is added to three times a number. the number becomes 29. The number is:

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Question # 11

Agronomy is a science dealing with crop plants what is anthology?

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Study of flowers

Study of skin

Study of forgs

Study of skulls

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