Question

Name the following:
(i) Structure and functional unit of kidney
(ii)Act of passing urine
(iii)To maintain the water contents constant in the body
(iv) Removal of unwanted substances from the body through artificial kidney.

Answer 1

.(i) Structural and functional unit of kidney is nephron.

(ii) Micturition, or urination, is the act of emptying the bladder.

(iii) Osmoregulation is the control of water levels and mineral salts in the blood.

(iv) Hemodialysis is the process of removing waste products from the blood.