Question

what is excretion ?​

Answer 1

Answer:

noun

(in living organisms and cells) the process of eliminating or expelling waste matter.

a product excreted by a living organism or cell.

plural noun: excretions

"bodily excretions"

Answer 2

Answer:

(in living organisms and cells) the process of eliminating or expelling waste matter.Excretion is a process by which metabolic waste is eliminated from an organism. In vertebrates this is primarily carried out by the lungs, kidneys and skin. This is in contrast with secretion, where the substance may have specific tasks after leaving the cell. Excretion is an essential process in all forms of life.