Q. About 98% of the mass of every living organism is composed of just six element including carbon, hydrogen, nitrogen, oxygen and
A) Phosphorus and sulphur
B) Sulphur and magnesium
C) Magn0esium and sodium
D) Calcium and phosphorus
Explanation
About 98% of the mass of every living organism including bacterium and human beings is composed of just six elements, i.e., carbon (C), hydrogen (H), nitrogen (N), oxygen (O), phosphorus (P) and sulphur (S).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.