Question

Assertion (A): The maximum concentration of chemicals and pesticides occurs

at the first trophic level.

Reason (R): The chemical and pesticides are not biodegradable.

Or

Assertion (A): Ozone shields the surface of the earth from ultraviolet radiation

from the sun.

Reason (R): Ozone at the higher levels of the atmosphere is a product of UV

radiations acting on oxygen molecule.​

Answer 1

Answer:

(A): Ozone shields the surface of the earth from ultraviolet radiation

from the sun.

Answer 2

Answer:

Explanation:

Both assertion and reason are true but reason is not the correct explanation of assertion.