The rate of formation of new organic matter b | vedclass

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(C) Productivity is defined as the rate of biomass production. Primary productivity is the rate at which radiant energy is captured by producers (plan

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Secondary productivity

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(C) Productivity is defined as the rate of biomass production. Primary productivity is the rate at which radiant energy is captured by producers (plants) to produce organic matter. Secondary productivity is defined as the rate of formation of new organic matter by consumers. Decomposition is the process of breaking down complex organic matter into inorganic substances. Therefore,the correct answer is $C$.

Column-$I$	Column-$II$
$(a)$ $\text{NPP}$ of ocean	$(i)$ $115$ billion tons
$(b)$ Annual $\text{NPP}$ of the whole biosphere	$(ii)$ $170$ billion tons
$(c)$ $\text{NPP}$ of terrestrial ecosystem	$(iii)$ $55$ billion tons
$(d)$ Secondary productivity	$(iv)$ Heterotrophs

The rate of formation of new organic matter by consumers is .........

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