Question

Explain ways through which early Man adapted to the environment during old stone age

Answer 1

• Development of upright walking posture using hind limbs (bipedalism) improved mans ability to hunt.
• Gradual use of fore limbs (hands) for holding objects enabled man to make tools which made his work easier.
• Increased brain capacity to above1500 c.c enhanced man’s level of creativity.
• Development of language enhanced exchange of ideas.
• Discovery of fire improved his diet and increased his security etc
• Domestication of plants and animals ensured prolonged supply of food, reduced nomadism for a more sedentary life.
• Weapon making enhanced survival, reduced security.
• Making of clothes and fire –warmth for his body.
• Discovery of medicine reduced the risk of death from diseases.

Answer 2

Natural selection
Environmental adaptation

Answer 3

1. 
   

Answer 4

Man had hairy bodies to prevent cold