Question

Major constituent of bone is [CPMT 1975; BHU 1985; RPMT 1999]
A) Calcium phosphate
B) Magnesium phosphate
C) Calcium carbonate
D) Sodium chloride

Answer 1

Answer:

The answer is- A) Calcium Phosphate.

Explanation:

70-75% of bone mass is inorganic. It mainly consists of Calcium Phosphate as Hydroxyapatite [Ca5(PO4)3(OH)].

Calcium Phosphate is also called BONE SALT.

......Hope you find it helpful.