The trophic level of lion in a forest ecosystem is
$T_3$
$T_4$
$T_2$
$T_1$
(b)Because lion is a top consumer.
Which of the following is correct sequence in food chain
The total energy fixed by a gram plant (Cicer arietinum) in an ecosystem on the whole is called
Justify the following statement in terms of ecosystem dynamics. “Nature tends to increase the gross primary productivity, while man tends to increase the net primary productivity”.
The transfer of energy from organism to organism in a natural community establishes
Driving force of an ecosystem is
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