Gujarati
12.Ecosystem
normal

Energy transfer from one trophic level to other, in a food chain is

A

$1\%$

B

$2\%$

C

$10\%$

D

$20\%$

(AIPMT-1999)

Solution

(c)As per $10$  percent law, only $10\%$  of the energy fixed at one trophic level is passed to next trophic level. For example, when plants are eaten by animals only $10\%$ of energy of the food is fixed into animal flesh; rest is lost through respiration.

Standard 12
Biology

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