Explain nitrogen cycle.

1.	Explain nitrogen cycle.
Answer» The nitrogen in the air is used by 2 methods1.due to lighting and thunder the nitrogen get converted into nitrogen oxide which is directly taken by human.2.the nitrogen fixing bacteria fix nitrogen into the eoot nodules of legume plant and then plant take it up .after plant human eat up that gren plantAfter the death of human being ,it get decompose and return to atmosphere. Not explain

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