1. Early humans left Africa to migrate to other regions because:
2. Do you notice any changes in the shape or features of the skulls across different ancestors?
3. Can you observe a gradual straightening of the face?
4. Fossils form when these remains get buried under layers of earth and slowly turn into ______ over thousands or millions of years.
5. Which early human ancestor lived in Olduvai Gorge, Tanzania and Kenya, 2-6 million years ago, and made chopper stone tools?
6. Which early human ancestor lived in the Eastern African Rift Valley 2 million years ago and made handaxes and cleavers?
7. Which early human ancestor lived in Europe and Southwest Asia till about 40000 years ago and made Middle Palaeolithic flake tools?
8. Which human species is the only one living today on earth?
9. The shift to farming during the Neolithic period is called a revolution rather than a simple change because:Discuss with your classmates.
10. Fill in the blank: The Paleolithic (Old Stone Age) period was characterized by a ___ .