Answer:
1. Knowledge of the geographic patterns and characteristics of human population facilitates understanding of cultural political, economic and urban understanding. Factors vary according to the scale (local to global), for example of local scale , if you live in a rural area you are more liking to move to an urban area rather than a global move.
2. Rapid growth has led to uncontrolled urbanization, which has produced overcrowding, destitution, crime, pollution, and political turmoil. Rapid growth has outstripped increases in food production, and population pressure has led to the overuse of arable land and its destruction.
3. Migration helps in improving the quality of life of people. It helps to improve social life of people as they learn about new culture, customs, and languages which helps to improve brotherhood among people. Migration of skilled workers leads to a greater economic growth of the region.
Step-by-step explanation: