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(a) Define decomposers. Name one decomposer. (b) What is the role of decomposers in the ecosystem?

BiologyClass 10ICSEAnswered 27 Mar 2026
Answer

(a) Micro-organisms that break down the complex organic compounds present in dead plants and animals and their products, such as faeces and urine, into simpler substances are called decomposers. Bacteria are decomposers.

(b) Decomposers decompose dead plants and animals and keep the environment clean and fresh.

Biology · Class 10