Select All of the Following That Are True for Nitrogen

Multiple Choice

Select all of the following that are true for nitrogen in the atmosphere.

A) It comes from the chemical breakdown of specific types of rocks.
B) It can be fixed into chemical compounds in the soil.
C) It is largely inert in the atmosphere.
D) The amount produced by plants is balanced by the amount absorbed by various organisms.
E) It makes up very little of the atmosphere.