Question

Give reason to justify the following:
(i) The existence of decomposers is essential in a biosphere.
(ii) Flow of energy in a food chain is unidirectional

Answer 1

Answer:

The existence of decomposers is essential in a biosphere because they breakdown complex organic substances into simple inorganic substance than can be absorbed by the plants. Thus, decomposers:

(i) Replenish the soil naturally.

(ii) Helps in reusing the biodegradable waste.

PLS MARK IT AS BRAINLIEST

Answer 2

Answer:

Answer 1 (a) The existence of decomposers is essential in a biosphere because they breakdown complex organic substances into simple inorganic substance than can be absorbed by the plants. Thus, decomposers: (i) Replenish the soil naturally. (ii) Helps in reusing the biodegradable waste.

Answer 2 .The flow of energy in food chains is unidirectional. The energy which passes to the herbivores does not come back to the autotrophs. ... Therefore, in the food chain, the energy moves progressively through various trophic levels. This energy is no longer available to the previous trophic level.