NEET 2010 Biology question

The most apparent change during the evolutionary history of Homo sapiens is traced in

(1)Remarkable increase in the brain sizeCorrect
(2)Loss of body hair
(3)Walking upright
(4)Shortening of the jaws

Answer: (1)

Solution

During human evolution the cranial capacity increased progressively: about 650-800 cc in Homo habilis, about 900 cc in Homo erectus and about 1400 cc in Homo sapiens. This large increase in brain size is the most prominent change in the history of Homo

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Question ID VK-090409