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Assertion : The mantel of pearl oyster ...

Assertion : The mantel of pearl oyster is three - layered.
Reason : Nacre- secreting cells are present just below the nacreous layer .

A

If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

B

If both Assertion and Reason are true ,but the Reason is not the correct explanation of the Assertion.

C

If Assertion is true, but Reason is false

D

If both Assertion and Reason are false.

Text Solution

Verified by Experts

The correct Answer is:
B
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