Question

A.Kidney excretes waste materials from the body

B.Kidney excretes waste materials as well as maintain homostasis

C.Kidney is the only excretory organ of the body.​

Answer 1

Answer:

tell ki isme batana kya hai

Answer 2

A and C wrong as the Kidney only purify the blood and do not excete waste materials. There are many other excetory  organs of our body like the Urinary Bladder.

B is true as  Kidneys remove the waste from our blood and help in maintaining homostasis.