The living organisms of all ecosystems collectively consitute
Producers
Decomposers
Consumers
Biosphere
It’s obvious.
Distinguish between
$(a)$ Grazing food chain and detritus food chain
$(b)$ Production and decomposition
Secondary productivity is
Most animals that live in deep oceanic waters are
Nutrient immobilisation
What is primary productivity? Give brief description of factors that affect primary productivity.
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