Question

Assertion: Food chain is responsible for the entry of harmful chemicals in our
bodies.
Reason: The length and complexity of food chains vary greatly.​

Answer 1

Answer:

assertion is wrong and reason is correct

reason is not the correct explanation for assertion

if you mean this kind of food chain

insect --- bird --- snake ....

but when we take into consideration the pollution involved then food chains can be responsible for contamination and in that case assertion will be correct but reason will still not be the correct explanation of assertion. Depends how you see it.

Explanation:

hope it helps u

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Answer 2

Explanation:

Assertion is wrong but reason is correct...

hope it helps you