Question

‘In absence of microorganism the earth would become a heap of dead plants and animal .’justify this statement

Answer 1

because no degradation of dead and decaying bodies of plants and animals would occur

Answer 2

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when when a plant or animal dies it leaves behind nutrients and energy in the organic materials that form its body structure. microorganisms (decomposers) eventually converters all such organic matter into carbon dioxide and nutrients . This nutrients becomes a part of the soil. In this way the microorganisms clear the environment.

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