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Assertion : In mollusca, circulatory sys...

Assertion : In mollusca, circulatory system is of closed type
Reason : The blood of mollusca contains haemoglobin

A

If both the assertion and the reason are true and the reason is a correct explanation of the assertion

B

If both the assertion and reason are true but the reason is not a correct explanation of the assertion

C

If the assertion is true but the reason is false

D

If both the assertion and reason are false

Text Solution

Verified by Experts

The correct Answer is:
D
In Mollusca, circulatory system is of open type with a heart made up of two auricles and a ventricle. The blood has haemocyanin.
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