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The main nitrogen reservoir in the biosphere is
Answer & Solution
Correct Answer:
Option
A
The main nitrogen reservoir in the biosphere is Atmosphere.
Atmosphere is a layer of gas or layers of gases that envelop a planet and is held in place by the gravity of the planetary body.
It is composed of nitrogen (78%), oxygen (21%), argon (0.9%), carbon dioxide (0.04%) and trace gases.
Atmosphere is a layer of gas or layers of gases that envelop a planet and is held in place by the gravity of the planetary body.
It is composed of nitrogen (78%), oxygen (21%), argon (0.9%), carbon dioxide (0.04%) and trace gases.
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