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 General Science Questions

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Q:

When does the sun shine vertically on the Equator ?

A) Throughout the year B) For six months
C) Twice a year D) Once a year
 
Answer & Explanation Answer: C) Twice a year

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Q:

The ozone layer protects us from harmful _______________ rays of the sun.

A) infrared B) cosmic
C) gamma D) ultraviolet
 
Answer & Explanation Answer: D) ultraviolet

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Q:

What causes the mottling of the dental enamel ?

A) High levels of chlorine in water B) High levels of nitrate in the water
C) High levels of fluorides in the water D) High levels of calcium in the water
 
Answer & Explanation Answer: C) High levels of fluorides in the water

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Q:

The Ozone layer is present in which atmospheric layer?

A) Lithosphere B) Ionosphere
C) Stratosphere D) Biosphere
 
Answer & Explanation Answer: C) Stratosphere

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Q:

Ananas comosus is the scientific name of ________.

A) Custard Apple B) Pineapple
C) Bamboo D) Pomegranate
 
Answer & Explanation Answer: B) Pineapple

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Q:

The major ingredient of leather is

A) Collagen B) Carbohydrate
C) Nucleic acid D) Polymer
 
Answer & Explanation Answer: A) Collagen

Explanation:

Leather is a durable and flexible material created by tanning animal rawhide and skins. The major ingredient of leather is Collagen.

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Q:

Which of the following is the uppermost layer of the atmosphere?

A) Stratosphere B) Mesosphere
C) Ionosphere D) Exosphere
 
Answer & Explanation Answer: D) Exosphere

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Q:

The outermost layer of sun is called

A) Lithosphere B) Chromosphere
C) Photosphere D) Corona
 
Answer & Explanation Answer: B) Chromosphere

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