Q. Which of the following elements is the most abundant element in the human body by mass?
✅ Correct Answer: (C)
Oxygen
Explanation: Oxygen is the most abundant element in the human body, accounting for about 65% of an individual's mass, largely because the human body is composed mostly of water (H2O).
Explanation by: Mr. Dubey
Oxygen is the most abundant element in the human body, accounting for about 65% of an individual's mass, largely because the human body is composed mostly of water (H2O).