Stages of the nitrogen cycle in which an abiotic phase converts to a biotic phase occur when ______. (Select all that apply)

Question

Quizplus · Accepted Answer

A) Nitrate (NO3-) absorption by plants represents a transition from an abiotic (non-living) phase, where the nitrogen is in the soil, to a biotic (living) phase, as it becomes part of the plant.C) Nitrogen gas (N2) fixation into ammonia (NH3+) in the roots of a soybean plant is another example of nitrogen moving from an abiotic phase (atmospheric nitrogen) to a biotic phase (incorporated into living organisms).

Stages of the Nitrogen Cycle in Which an Abiotic Phase