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Open and Closed Circulatory System

Assertion :In...

Question

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

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B

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

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C

If the assertion is true but the reason is false

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D

If both the assertion and reason are false

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Solution

The correct option is D If both the assertion and reason are false
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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