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प्रश्न
Distinguish between Homo habilis and Homo sapiens sapiens (Posture).
उत्तर
| Homo Habilis | Homo sapiens sapiens (Posture) | ||
| 1. | Bipedalism | Bipedal gait; slightly more erect than Australopithecus. | Perfect bipedal locomotion. |
| 2. | Cranial capacity | 680 to 735 cm3 | 1450-1600 cm3 |
| 3. | Size of canine teeth | Small canines, almost like that of modern man. | Small canines; teeth closer to each other; wisdom teeth present. |
| 4. | Forehead and brow ridges | Forehead receding with an ape-like head. | Steep forehead; reduced brow ridges; flattened face. |
| 5. | Development of chin | Almost no chin | Prominent chin; snout disappeared. |
| 6. | Body hair | Hair on the body is reduced. | Highly reduced body hair. |
| 7. | Height and posture | 120 to 150 cm (4·5 to 5 ft); bent kneed posture. | Upto 190 cm; fully erect. |
संबंधित प्रश्न
Write the names of the following:
A 15 mya primate that was ape-like
Given alongside are two figures (A and B) representing the two stages of evolution of human beings.
Answer the following:
- Mention any two contrasting characters between the two stages.
- Write all the stages of human evolution in their correct sequence.
- State any two characteristic features of stage B.
Differentiate between Apes and Man with respect to the following characteristic: Posture.
Answer the following question:
What is the law of dominance of traits? Explain with an example.
Answer the following question.
Write the characteristics of Ramapithecus, Dryopithecus, and Neanderthal man.
Name the ancestor of human nicknamed as Handyman
Who constructed flint tools?
The highest evolved amongst the following is ____________.
Identify the heavily built, short prehistoric man having cranial capacity of about 1400 cc who is known to bury the dead.
Arrange and rewrite the terms in group in correct order to be in a logical sequence, beginning with the term that is underlined:
Australopithecus, Cro-Magnon, Homo erectus, Neanderthal man.
