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Question

Assertion :The immediate ancestor of present day humans was Australopithecus. Reason: The fossils of Australopithecus were discovered from Australia, and its cranial capacity was 1150 - 1300 cm3, which is very close to that of humans 1400 - 1450 cm3.

A
Both Assertion and Reason are correct and Reason is the correct explanation for Assertion.
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B
Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.
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C
Assertion is correct but Reason is incorrect.
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D
Both Assertion and Reason are incorrect.
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Solution

The correct option is D Both Assertion and Reason are incorrect.
Australopithecus are the first ape men that are found in the pliocene rocks of Tuang in Africa they had a brain capacity of 500cc that is more similar to ape brain that that of a human brain. And the immediate ancestor of present day humans is the cro-magnon man . Present day humans has a cranial caapcity of 1450cc.
Hence both the statements are wrong

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