Question

why excretion is necessary?​

Answer 1

Answer:

The waste materials produced during the metabolic activities are toxic to the body and must not be accumulated inside and therefore it has to be excreted out from the body by the process of excretion.

Explanation:

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Answer 2

Answer:

here is u r answer frnd

Explanation:

the waste material produced during the metabolic activities are toxic to the body and and must not be accumulated inside and therefore it it has to be excreted out from the body by the process of excretion

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