A) 20%
B) 10%
C) 2%
D) 1%
Correct Answer: B
Solution :
As per 10 per cent 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 the energy of the food is fixed into animal flesh and rest is lost through respiration.
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