an aerobic reaction is one that requires

An aerobic reaction is one that requires oxygen.  Aerobic respiration is the way toward creating cell vitality including oxygen. Cells separate nourishment in the mitochondria in a long, multistep process that produces around 36 ATP. The initial phase in is glycolysis, the second is the citrus extract cycle and the third is the electron transport framework.

Cbecause it is the only one describing a habitat

Processes above and be sure to mention the movement of electrons and energy as the carbon atom moves from one reaction to another.