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Question
Atmosphere consists of
Atmosphere consists of
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Solution
The correct option is D envelope of air around the earth.
Explanation of correct option
Option D Envelope of air around the earth:
All living organisms which live on earth need air to live.
For example, living organisms need oxygen that helps in respiration, and green plants need carbon dioxide that is used in the formation of food.
The explanation for incorrect options :
Option A air above landmass
As we go above the sea level the density of air decreases.
Option B Air above oceans
Air is not present only above the oceans it is present all over the landmass.
Option C Air around us
Air is not only around human beings, it is present all around the living and nonliving things.
Hence Option D envelope of air around the earth is the correct option.
envelope of air around the earth.
Explanation of correct option
Option D Envelope of air around the earth:
All living organisms which live on earth need air to live.
For example, living organisms need oxygen that helps in respiration, and green plants need carbon dioxide that is used in the formation of food.
The explanation for incorrect options :
Option A air above landmass
As we go above the sea level the density of air decreases.
Option B Air above oceans
Air is not present only above the oceans it is present all over the landmass.
Option C Air around us
Air is not only around human beings, it is present all around the living and nonliving things.
Hence Option D envelope of air around the earth is the correct option.
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