Question

Why Do Living Organisms Require An Excretory System

Answer 1

Explanation:

some requires and those which r simple they dont require

Answer 2

Answer:

The excretory system plays a major role in homeostasis. Because one-celled organisms are in constant contact with their environment, they do not need excretory organs. However, multicellular organisms need a mechanism to carry waste products from cells to the external environment.