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Reptilia

Assertion :Th...

Question

Assertion :The skeleton of sponges is made up of spicules. Reason: The composition of spicules helps in the classification of sponges.

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 B If both the assertion and reason are true but the reason is not a correct explanation of the assertion
Spicules help in making skeleton of sponges. These are made up of silica, calcium or spungin substances. The structure of spicules also help in classification of sponges.
Hence the correct option is B.

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