Secondary productivity is
The rate of formation of new organic matter by consumers
Greater than primary productivity
$5 \;\%$ less than primary productivity
Equal to the gross primary productivity
Assertion : A network of food chains existing together in an ecosystem is known as food web.
Reason : An animal like kite cannot be a part of a food web.
In what order do a hawk, grass and rabbit form a food chain in a meadow?
The average trophic efficiency of transfer of energy from one trophic level to the higher trophic level is called
In food chain initial organisms are
The amount of living matter present in an ecosystem at a given time is called