Why is it difficult to pull nitrogen from the atmosphere into the nitrogen cycle of the biosphere?
A) Oceans are the major sink for nitrogen gas.
B) Nitrogen is sparse in the atmosphere.
C) Nitrogen is removed quickly from the atmosphere by rodents.
D) Few organisms can "fix" atmospheric nitrogen gas.

Question

Quizplus · Accepted Answer

Few organisms, such as certain bacteria and archaea, have the ability to convert atmospheric nitrogen gas (N2) into a form that can be used by living organisms, a process known as nitrogen fixation.

Why Is It Difficult to Pull Nitrogen from the Atmosphere