Home Biology Ecosystem NCERT Gross primary productivity is
Biology Ecosystem NCERT Single Correct MCQ
Published on: August 12, 2026

Gross primary productivity is

A
amount of biomass derived by consumers from autotrophs
B
rate of the organic matter production during photosynthesis
C
rate of organic matter production by both autotrophs and consumers
D
amount of biomass available for next trophic level minus respiratory losses

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The correct answer is:
B

Gross Primary Productivity (GPP) is the total rate at which producers form organic matter through photosynthesis.

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