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Question

Question
Which of the following describes the amount of organic material that is available for transfer to the next trophic level after subtracting material used for respiration?(1 point)
Responses

Gross Primary productivity
Gross Primary productivity

Biomass
Biomass

Net Primary productivity
Net Primary productivity

Primary productivity
Primary productivity
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Answer 1

The correct answer is Net Primary Productivity.

Net Primary Productivity (NPP) refers to the amount of organic material (or biomass) available for transfer to the next trophic level after accounting for the energy used by primary producers for respiration.