Which one is not correctly matched?

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Secondary productivity - formation of new organic matter in producer

Gross primary productivity - photoautotrophs

Net primary productivity - available biomass for consumption

Productivity - rate of biomass production

answer is D.

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Detailed Solution

Carnivores are organisms which obtain nutrient by killing and eating other animals. These form the secondary consumers preceded by the herbivore in the food chain. The rate of assimilation of food energy by consumers is called secondary productivity and this energy is available to carnivores as they are the consumers.

Total production of organic matter by the producers is called gross primary productivity and the energy left after utilisation by producers is termed net primary productivity.

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