When researchers measure the amount of grass produced in a field, they are measuring:
A) gross primary production.
B) detrital potential.
C) autotrophic potential.
D) net primary production.
E) heterotrophic production.

Question

Quizplus · Accepted Answer

Net primary production is the amount of organic matter produced by autotrophs in a given area over a given period of time. It is calculated by subtracting the amount of organic matter respired by autotrophs from the amount of organic matter produced by photosynthesis.

When Researchers Measure the Amount of Grass Produced in a Field