Question
Try to trace the various component of human evolution (Hint: brain size and function, skeletal structure dietary preferences, etc.).
✓
Answer
Human evolution can be based on different components, namely:
→ Size of the brain
→ Body posture
→ Food habits/dietary preferences
→ Characteristics/features
The following table depicts the same
→ Size of the brain
→ Body posture
→ Food habits/dietary preferences
→ Characteristics/features
The following table depicts the same
| Human evolution stages | Size of the brain | Body posture | Food preferences | Features |
| Dryopithecus africans | - | Knuckle-walking opening walk | Leaves and tender fruits | Equal-sized arms and legs, large canines |
| Ramapethicus | - | Semi-erect posture | Nuts and seeds | Large molars, small canines |
| Australopithes cus africanus | 450 cm3 | Completely erect posture, around 1.05 m tall | Fruits (herbivorous) | Inhabited trees, stone weapons for hunting incisors & canines are smaller |
| Homo habills | 735 cm3 | Completely erect posture, around 1.5 m tall | Carnivorous | Small canines, first to make tools |
| Homo erectus | 800 cm3 to 1100 cm3 | Completely erect posture, around 1.5 m-1.8 tall | Omnivorous | For hunting, used bone and stone tools |
| Homo neanderthainsis | 1300 cm3 to 1600 cm3 | Completely erect posture, around 1.5 m-1.66 m tall | Omnivorous | Inhabited caves, buried their bodies for protection |
| Homo sapiens fossils | 1650 cm3 | Completely erect posture, 1.8 m | Omnivorous | Possessed strong jaw with teeth closely placed, inhabited caves, and made carvings and paintings in caves. |
| Homo sapiens | 1200 cm3 to 1600 cm3 | Completely erect posture Ground 1.5m-1.8 m tall | Omnivorous | Developed a culture and were referred to as the first modem men Possess a high intelligence quotient, referred to as the living modem man Developed language, speech, culture, art and language. Cultivation of crops and domestication of animals observed |
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