define excretion .why is it necessary
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removal of wastes from our body is known as the excretion
Explanation:
it is necessary becoz if the waste is don't remove from our body it's become a disease
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Answer:
Excretion is the removal of waste materials from the whole body. It helps the body to remove the toxic wastes. Therefore helping to be disease free. Excretion helps in cleaning the blood
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