What is the need of excretion?

1.	What is the need of excretion?
Answer» Lol Excretion is the process in which the harmful nitrogeneous waste is expelled from the body . It is that material which is not necessary for our survival and is therefore harmful..... It maintain constant heamostasis Because witout excreation we will not be live and our kidney will be damage Excretion helps in elimination of nitrogenous waste from the human body.

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