Question

Assertion: A food chain cannot have more than four trophic levels.
Reason: As energy at each trophic level goes on increasing.​

Answer 1

Answer:

a is false r is true

Explanation:

R is true when we are going from upward to downward direction

Answer 2

Answer:

A is correct R is wrong

Explanation:

Food chains are limited to 4 trophic levels because less and less energy is available at higher trophic levels.

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