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Question : What is secondary productivity? Explain its types. |
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Answer» Solution :The amount of energy stored in the TISSUES of heterotrophs or consumers is called secondary productivity. a. Gross secondary productivity: It is equivalent to the total amount of plant material ingested by the herbivores MINUS the materials lost as faeces. b. NET secondary productivity: STORAGE of energy or biomass by consumers per unit area per unit time, after respiratory loss is called net secondary productivity |
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