Question

how N2 gas of atmosphere can be fixed​

Answer 1

Answer:

Nitrogen fixation is the process by which nitrogen gas from the atmosphere is converted into different compounds that can be used by plants and animals. There are three major ways in which this happens: first, by lightning; second, by industrial methods; finally, by bacteria living in the soil.

Answer 2

Explanation:

Rhizobium bacteria present present in the root nodule of of leguminous plant can directly fix atmospheric pressure and increases in the

fertility of soil.

The addition of blue- green algae to barren fields increases the fertility of the soil.

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