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  • -Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : Al

-Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A) :

All vertebrates are chordates but all chordates but all chordates are not vertibrates.

Reason (R) :

Notochord is replaced by vertebral column in the adult vertebrates

In light of the above statements, choose the most appropriate answer from the options given below :

Option: 1

Both (A) and (R) are correct but (R) is not the correct explanation of (A)


Option: 2

(A) is correct but (R) is not correct


Option: 3

(A) is not correct but (R) is correct


Option: 4

Both (A) and (R) are correct but (R) is the correct explanation of (A)


Answers (1)

best_answer

Assertion is True. Chordates can be vertebrates & Invertebrates. Thus, all vertebrates are definitely chordates.

Reason: Chordates are vertebrates when Notochord is replaced by a vertebral Column. Hence Reason is the correct explanation of Assertion.

Hence, Option (4) is correct.

Posted by

HARSH KANKARIA

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