EASY
Earn 100

Mention the percentage of nitrogen in atmosphere.

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Important Questions on Natural Resources

MEDIUM
Which of the following is responsible for green house effect?
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Name the states in which water is circulated during the water cycle.
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The average amount of N2 in the atmosphere is:
EASY
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EASY
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Major source of mineral in soil is the :
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MEDIUM
The process of nitrogen-fixation by bacteria does not take place in the presence of
MEDIUM

Name X from the following nitrogen cycle in nature :

Ammonia Nitrates

MEDIUM
When we breathe in air, nitrogen also goes inside along with oxygen. What is the fate of this nitrogen?
EASY
The nitrogen molecules present in air can be converted into nitrates and nitrites by :
EASY
Oxygen is returned to the atmosphere mainly by :