The major pool of nitrogen in the atmosphere is the direct source of nitrogen for most organisms.

Name: The major pool of nitrogen in the atmosphere is the direct source of nitrogen for most organisms.
Brand: Quizplus
Rating: 4.8 (41 reviews)

Question

Quizplus · Accepted Answer

Most organisms cannot directly use atmospheric nitrogen (N2); they depend on nitrogen fixation processes, carried out by certain bacteria and archaea, to convert N2 into ammonia (NH3) or related forms that can be assimilated into organic compounds.

The Major Pool of Nitrogen in the Atmosphere Is the Direct