Question

a) Both A and R are true, and R is the correct explanation of the assertion
b) Both A and R are true, but R is not the correct explanation of the
assertion
c) A is true, but R is false.
d) A is false, but R is true.
Assertion: Each step or level of the food chain forms a trophic level
15 Reason: The various components of the ecosystem are interdependent
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Answer 1

Explanation:

b)Both A and R are true but R is not correct explanation of A