AIIMS2005Zoology-Evolution

AIIMS 2005 Zoology Adaptive Radiation Assertion Reason Question

Type: Assertion Reason-conceptual-Medium-Class 12

Assertion : Darwin's finches show a variety of beaks suited for eating large seeds, flying insects and cactus seeds.

Reason : Ancestral seed-eating stock of Darwin's finches radiated out from South American mainland to different geographical areas of the Galapagos Islands, where they found competitor-free new habitats.

A

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

B

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

C

If assertion is true but reason is false.

D

If both assertion and reason are false.

Correct Answer

Option A

Detailed Explanation

Darwin finches are an excellent example of the way in which the species gene pools have adapted in order for long term survival via their offspring.

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