NEET 2003 Biology question

Convergent evolution is illustrated by : -

(1)Rat and dog
(2)Bacterium and protozoan
(3)Starfish and cuttle fish
(4)Dogfish and whaleCorrect

Answer: (4)

Solution

Convergent evolution is the development of similar adaptive (analogous) features in unrelated groups living in similar habitats. Dogfish (a cartilaginous fish) and whale (a mammal) are unrelated but both evolved a streamlined body, fins/flippers and tail for aquatic life, so option (4) is correct. Rat

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Question ID VK-089238