Atmosphere and its Structure


 
 
Concept Explanation
 

Atmosphere and its Structure

Our Earth is a surrounded by a huge blanket of air called atmosphere. All living beings on this earth depend on the atmosphere for their survival. It provides us the air we breathe and protects us from the harmful effects of the sun’s rays. Without this blanket of protection, we should be baked alive by the heat of the sun during day and get frozen during night. So it is this mass of air that has made the temperature on the earth livable.

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Sample Questions
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Question : 1

The __________ layer of the atmosphere consists of life-giving oxygen which is required for breathing.

Right Option : A
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Question : 2

What is the average height of troposphere?

Right Option : C
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Question : 3

What is the upper limit of the stratosphere called?

Right Option : A
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