Number of trophic levels in a food chain is limited to 4 or 5 because

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12.Ecosystem

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The number of trophic levels in a food chain is limited to $4$ or $ 5$ because

A

The amount of food produced by producer is limited

B

Consumer’s demand is high

C

$90\%$ of the food is lost as heat at each transfer between trophic levels

D

Activity of decomposer is poor

Solution

It’s obvious.

Standard 12

Biology

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