Biology, asked by shelly45, 11 months ago

what is primary productivity

Answers

Answered by amritanshu6
2
Primary productivity is the rate at which energy is converted by photosynthetic and chemosynthetic autotrophs to organic substances. The total amount of productivity in a region or system is gross primary productivity.

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Answered by GalacticCluster
5

Answer:

• It is defined as the amount of biomass or organic matter which produced per unit area over a time duration by plants during photosynthesis.

It is of two types -

  • Net primary productivity
  • Gross primary productivity

Gross primary productivity debt respiration harm is the net primary productivity (NPP). GPP-R = NPP.

Primary productivity be dependent on the plant species reside a special area. It also depends upon on a variety of environmental factors, availability of nutrients and photosynthesis capacity of plant.

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