. The main constituents of pearl are
(a) Calcium carbonate and magnesium carbonate
(b) Aragonite and conchiolin
(c) Ammonium sulphate and sodium chloride
(d) Calcium oxide and ammonium chloride
Answer Posted / guest
Aragonite and conchiolin
| Is This Answer Correct ? | 2 Yes | 3 No |
Post New Answer View All Answers
Who is the chief of Asian development bank?
in which state does champaran come?
http in Internet address is ?
which is the highest mountain in the world?
how can i qualify GA?????????
Who is the Governor of Bihar?
on what theme is picasso's painting 'guernica' based on?
What is the name of NASA's new space telescope?
Name an actor who is nominated to Rajya Sabha.
What is the capital of Lithuania, Libya and UAE?
How many districts are in Jharkhand and Bihar?
To which sport is the tem Bishop related?
Arrange the given words in order in which they occur in the dictionary ?
When is the World Ozone Day celebrated?
List of Finance secretaries of India