Primary productivity is affected by the availability of:
A)sunlight.
B)water.
C)nutrients.
D)sunlight and nutrients.
E)sunlight, water, and nutrients.

Question

Quizplus · Accepted Answer

Primary productivity is the rate of production of organic matter, mainly through photosynthesis by autotrophs. The availability of sunlight is essential for photosynthesis, water is necessary to transport nutrients and maintain cell structure, and nutrients such as nitrogen and phosphorous are needed for plant growth. Therefore, all three factors are required for primary productivity.

Primary Productivity Is Affected by the Availability Of