Answer:
Answers are given below.
Step-by-step explanation:
1. The reasons for people moved in ancient times was to find the source of foods. The people were nomadic, due to climatic conditions, natural disaster, hunting, search for water and food, led them to move from one place to another.
2. The migration mostly lead the population to grow and spread in different parts of the world. According to anthropologist, humans (Homo sapiens) evolved in Africa and spread to the rest of the world through migration.
3. During the Paleolithic Age, humans were hunters and gatherers. For food, they were travelling and moving from one place to another. Food gathered and collected, including wild plants, berries, roots, etc., and pursuing wild animals. Eating fruit and berries as they ripened.
The Paleolithic caves play a vital role in helping humans by providing shelters from weather, wild animals. Fire use for the first time. They use animal skin, stone, woods, and bones for making tools and other material. They had tools like spears and others made out of stone.
4. In a permanent settlement, people have to settle in one place without worrying about constantly moving to different places. Agriculture was the main occupation of the people. All this led to forming community or villages where humans lived a large group.
In nomadic life, humans have to search for food. They don't have any permanent place to stay as they are in constant movement. They followed herds of large mammals for food and water.