1.

The diversity in the type of beaks of finches adapted of different feeding habits on the Galapages islands as observed by Darwin, provides evidence for                                                 [CBSE PMT 1998]

A.            Origin of species by natural selection
B.            Intraspecific variations
C.            Intraspecific competition
D.            Interspecific competition
Answer» B.            Intraspecific variations


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