The difference between gross primary productivity and net primary productivity is
A) the amount of sunlight reflected by plants.
B) the rate of photosynthesis of autotrophs.
C) determined by the amount of energy used for plant life processes.
D) the rate of herbivorous consumption of autotrophs.
E) negligible.

Question

Quizplus · Accepted Answer

Gross primary productivity (GPP) is the total amount of energy captured by photosynthesis, while net primary productivity (NPP) is the energy remaining after accounting for the energy used by plants for respiration and other life processes.

The Difference Between Gross Primary Productivity and Net Primary Productivity