Question

Regarding the given assertion and reason, choose te right option.
Assertion [A]: Decomposers may be excluded from the food chains.
Reason [R]: They act at all trophic levels of food chains.

• A. Both the A and R are true and R explains A
• B. Both A and R are true and R does not explain A
• C. A is true and R is false
• D. Both A and R are false

Answer 1

The correct option is A Both the A and R are true and R explains A

Trophic levels in a food chain represents the feeding relationship of organisms in an ecosystem. At each trophic level, organisms will have the action of decomposers as they feed on their dead and decaying parts directly. Mostly decomposers does not occupy a specific level in the food chain as their source of energy can be any organism in the trophic level.