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Notochord

Assertion :It...

Question

Assertion :It is necessary to study life history of an ascidian to consider it as chordata. Reason: Tadpole larva of ascidians have a notochord that disappears in the adult.

A

Both A and R are true and Reason is the correct explanation for A

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B

Both A and R are true and R is not the correct explanation for A

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C

A is true but R is false

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D

A is false but R is true

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Solution

The correct option is A Both A and R are true and Reason is the correct explanation for A
It is necessary to study life history of an ascidian to consider it as chordata. Its one of the characteristics is that the tadpole larva of ascidians have a notochord that disappears in the adult.
So, option A is the correct option.

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