In relation to Gross primary productivity and Net primary productivity of an ecosystem, which one of the following statements is correct?
Gross primary productivity is always less than net primary productivity
Gross primary productivity is always more than net primary productivity
Gross primary productivity and Net primary productivity are one and same
There is no relationship between Gross primary productivity and Net primary productivity
Gross primary productivity of an ecosystem is the rate of production of organic matter during photosynthesis. Net primary productivity is GPP-respiration. Hence gross primary productivity is always more than NPP.
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