Question

C. Answer these questions in brief.
1. Explain geographical factors that cause human migration?
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2. Differentiate between external and internal migration.
3. What are the two types of internal migration?
4. How is overpopulation and under population related to migration?
5. What is brain drain?​

Answer 1

Answer:

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Answer 2

1. Explain geographical factors that cause human migration?

Ans : The geographical factors that cause human migration are :

• weather conditions
• labour demand and supply
• no proper working conditions
• famine

2. Differentiate between external and internal migration.

Ans :To move from one country to another country or move from one nation to another nation is known as external migration.

To move in the country or nation from one place to another place is known as internal migration.

3. What are the two types of internal migration?

Ans : There are two types of internal migration. Interregional migration is the movement from one region of a country to another. The movement within the same region of the country is called intraregional migration.

4. How is overpopulation and under population related to migration?

Ans : Overpopulation occurs when species population increases the carrying capacity of its ecological niche. It can result from an increase in birth ,a decline in the mortality rate an increase in immigration or an unsuitable biome and depletion of the resources .

5. What is brain drain?​

Ans . Brain drain is the movement of skilled individuals from a less developed area to a more developed area. Brain drain is the process in a which a country or area loses it most talented and educated workers to other countries or areas.

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