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Answer
(a)-1 (Root cap), (b)-2 (Root hair), (c)-3 (Xylem), (d)-4 (Cortex), (e)-5 (Epidermis)
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| (i) Australopithecus | (a) 735 cc |
| (ii) Homo habilis | (b) 900 cc |
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| (e) Vestigial organ |
| Column I | Column II |
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