Question

Q.5 Assertion:Energy flow in a food chain is unidirectional
1
Reason: Energymoves progressively through various trophic levels and
is no longer available to the previous trophic level​

Answer 1

Answer:

Ans. In a food chain the energy moves progressively through the various trophic levels and is no longer available to the organisms of the previous trophic level. The energy captured by the autotrophs does not revert back to the solar input. Thus, energy flow in food chains are said to be unidirectional.

Answer 2

Answer:

Assertion is true but Reason is false