Pearls are obtained from

High quality of pears are obtained from pearl oysters of

Assertion: The best quality of pearl is known as lingha pearl and obtained from marine oysters. Reason: Nacre is secreted continuously by the epithelial layer of the mantle and deposited around the foreign particle.

Pearl is obtained from

Pearl is obtained from

Pearl is obtained from

The best quality of pearl is obtained from ............ oysters.

Pearls are produced from

Pearls are harvested from

The pearls are formed of