The brain capacity of Homo habilis, as given in the chapter, was approximately:
A{'text': '450 to 600 cc, comparable to that of a modern chimpanzee', 'label': 'A'}
B{'text': '650 to 800 cc, the first clearly hominid brain capacity', 'label': 'B'}
C{'text': '900 to 1100 cc, comparable to that of Homo erectus alone', 'label': 'C'}
D{'text': '1300 to 1400 cc, comparable to that of Neanderthal man', 'label': 'D'}
Answer & Solution
Correct answer: B. {'text': '650 to 800 cc, the first clearly hominid brain capacity', 'label': 'B'}
The first human-like hominid was Homo habilis, with brain capacities between 650 and 800 cc. Homo erectus (about 1.5 mya) had a larger brain around 900 cc; the Neanderthals reached about 1400 cc.
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