Primary productivity is defined as:

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Question

(D) Primary productivity is defined as the amount of biomass or organic matter produced per unit area over a time period by plants during photosynthes

Vedclass · Accepted Answer

The amount of biomass produced per unit area over a time period by producers.

Vedclass · Answer

(D) Primary productivity is defined as the amount of biomass or organic matter produced per unit area over a time period by plants during photosynthesis.It is expressed in terms of weight $(g\,m^{-2}\,yr^{-1})$ or energy $(kcal\,m^{-2}\,yr^{-1})$.Therefore, option $D$ is the correct definition as it describes the rate of biomass production by producers.

Similar Questions

Which of the following ecosystems will be more productive in terms of primary productivity? Justify your answer: $A$ young forest,a natural old forest,a shallow polluted lake,an alpine meadow.

The amount of energy available at the secondary consumer level is referred to as which type of production?

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On a global basis,the maximum productivity is shown by:

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