4 Marks Questions

Question

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

Vidyadip · Accepted Answer

The various components of human evolution are as follows.

	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 man-like)	Seeds, nuts	Canines were small while molars were large.
3.	Australopit hecus 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	735 cm³	Full erect posture, height (1.05 m)	Carniv orous	Canines were small. They were first tool makers.
5.	Homo erectus	8001100 cm³	Full erect posture, height (1.5, 1.8 m)	Omniv orous	They used stone and bone tools for hunting games.
6.	Homo neandertha Insis	13001600 cm³	Full erect posture, height (1.5-1.66 m)	Omniv orous	Cave dwellers, used hides to protect their bodies, and buried their dead.

Answer