The main constituents of pearls are
A. Calcium Oxide and Ammonium Chloride
B. Calcium Carbonate and Magnesium Carbonate
C. Aragonite and Conchiolin
D. Ammonium Sulphate and Sodium Carbonate
Answer: Option B
Solution (By Examveda Team)
The main constituents of pearls are Calcium Carbonate and Magnesium Carbonate.This Question Belongs to General Knowledge >> General Science
Answer should be c
Answer should be c