Total energy fixed by an ecosystem is called
Primary production
Gross production
Net production
Secondary production
Total energy fixed by an ecosystem is called gross production
If phytoplankton are destroyed in the sea, then
What is common to earthworm, mushroom, soil mites and dung beetle in an ecosystem.
Whale is
Trees $\rightarrow$ Birds $\rightarrow$ Lice $\rightarrow$ Bacteria. Thus food chain is
Distinguish between
$(a)$ Grazing food chain and detritus food chain
$(b)$ Production and decomposition
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