MEDIUM
7th CBSE
IMPORTANT
Earn 100

The density of air is the highest near the .(earth's surface/Exosphere)

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Important Questions on Composition and Structure of the Atmosphere

EASY
7th CBSE
IMPORTANT
Updated Integrated Social Science 7>Chapter 16 - Composition and Structure of the Atmosphere>Time to Learn>Q B
The air in the atmosphere is a _____ of many gases.(separation/mixture)
EASY
7th CBSE
IMPORTANT
Updated Integrated Social Science 7>Chapter 16 - Composition and Structure of the Atmosphere>Time to Learn>Q B
The greenhouse effect is due to the increase of _____ in the atmosphere.(nitrogen/oxygen/carbon dioxide)
MEDIUM
7th CBSE
IMPORTANT
Updated Integrated Social Science 7>Chapter 16 - Composition and Structure of the Atmosphere>Time to Learn>Q B
Jet planes normally fly in the lower part of the _____.(troposphere/stratosphere/mesosphere)
EASY
7th CBSE
IMPORTANT
Updated Integrated Social Science 7>Chapter 16 - Composition and Structure of the Atmosphere>Time to Learn>Q C
Nitrogen is directly absorbed by plants. 
EASY
7th CBSE
IMPORTANT
Updated Integrated Social Science 7>Chapter 16 - Composition and Structure of the Atmosphere>Time to Learn>Q C
There is horizontal movement of air in the stratosphere.
EASY
7th CBSE
IMPORTANT
Updated Integrated Social Science 7>Chapter 16 - Composition and Structure of the Atmosphere>Time to Learn>Q C
The mesosphere protects the earth from meteors.
EASY
7th CBSE
IMPORTANT
Updated Integrated Social Science 7>Chapter 16 - Composition and Structure of the Atmosphere>Time to Learn>Q C
The lower part of the exosphere is called ionosphere.
MEDIUM
7th CBSE
IMPORTANT
Updated Integrated Social Science 7>Chapter 16 - Composition and Structure of the Atmosphere>Time to Learn>Q E
Write a short note on 'Nitrogen in the atmosphere'.