Q. The waste products produced in man which need excretion are?
A) Carbon dioxide
B) Urea and salts
C) Excess of water
D) All of these
Explanation
Excretion is the elimination of metabolic wastes from the body. Carbon dioxide is removed as a gas by respiratory organs. The common excretory product in man are $CO_{2}$, minerals, salts, urea, water, pigments, etc.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.