4. Try to trace the various components of human evolution (hint: brain size and function, skeletal structure, dietary preference, etc.)

 


The various components of human evolution are as follows.
(i) Brain capacity
(ii) Posture iii. Food / dietary preference and other important features

 

 

Name 

Brain capacity 

Posture 

Food 

Features

1. 

Dryopithec us Africans

--- 

Knuckle walker, walked similar to gorillas and chimpanzees (was more ape-like) 

Soft fruit and leaves 

Canines large, arms and legs are of equal size

2.

Ramapithe cus 

- - - 

Semi-erect (more manlike) 

Seeds, nuts 

Canines were small while molars were large.

3.

Australopit Thecus Africanus 

450 cm3

Full erect posture, height (1.05 m) 



Herbivor ous (ate fruits) 

Hunted with stone weapons, lived at trees, canines and incisors were small

4.

Homo habilis 

735cm3

Fully erect posture, height (1.5 m) 

Carnivorous 

Canines were small. They were first tool makers.

5.

Homo erectus 

8001100 cm3

Fully erect posture, height (1.51.8 m ) 

Omnivorous 

They used stone and bone tools for hunting games. 

6.

Homoneanderthalnsis 

13001600 cm3

Fully erect posture, height (1.5-1.66 m) 

Omnivorous 

Cave dwellers used hides to protect their bodies and buried their dead 

7.

Homo sapiens fossils 

1650 cm3

Fully erect posture with height (1.8 m) 

Omnivorous They had a strong jaw with teeth close together. 

They were cave dwellers, made paintings and carvings in the caves. They developed a culture and were called the first modern men.

8.

Homo sapiens sapiens 

12001600 cm3 

Fully erect posture, height (1.5-1.8 m ) 

Omnivorous 

They are living modern men, with high intelligence. They developed art, culture, language, speech, etc. They cultivated crops and domesticated animals