1760Every Day ScienceMedium
The main constituent of Pearls are: ______________?
AAragonite & Conchiolin
BNone of these
CCalcium Carbonate &Megnesium Carbonate
DCalcium oxide &Ammonium Chloride
Correct answer
C. Calcium Carbonate &Megnesium Carbonate
Explanation
Calcium Carbonate &Megnesium Carbonate is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.