Major portion of calcium in the body is found in:

Correct option is D

Ans. (d) Sol. The major portion of calcium in the body is found in the bones, where about 99% of the body’s total calcium is stored. Calcium in the bones provides structural support and is crucial for bone density and strength. Only a small amount of calcium circulates in the blood and is used for other bodily functions like muscle contraction, nerve signaling, and blood clotting.