1. Early humans lived a nomadic life.
Explanation: The early humans travelled from one place to another and led a nomadic life. They searched for food, shelter and water. They hunted wild animals and gathered fruits, seeds and nuts, which they consumed.
2. Animal bones and horns were also used to make tools.
Explanation: Animal bones and horns were used to make tools as these were sturdy pieces of an animal's body and could be sharpened.
3. The New Stone Age lasted from 8,000 BC till about 4,000 BC.
Explanation: The New Stone Age is also known as Neolithic Age. After the middle stone age, this age is known for sharper and more polished stone tools.
4. The stone tools found from the prehistoric sites of the Deccan are an important link with the past.
Explanation: Many stone tools have been excavated in the Deccan. This shows that the early humans lived in this area for a long time. The study on the way those tools were used would help to understand how early humans led their lives.