The chief source of nitrogen for green plants is Options: A . &nbspatmospheric nitrogen B . &nbspnitrates C . &nbspammonium salts D . &nbsplow molecular weight- organic nitrogenous compound

The chief source of nitrogen for green plants is

Question

The chief source of nitrogen for green plants is

Options:

A . atmospheric nitrogen

B . nitrates

C . ammonium salts

D . low molecular weight- organic nitrogenous compound

Answer: Option B

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