Lesson 10.4 Population Growth Causes and Effects || Class 9 Social Notes

Population Growth Causes and Effects

1. What is population growth?

→ The process of increasing change in the total number of people living within a certain geographic or administrative area is called population growth.

2. Briefly explain the causes of population growth.
→ * Illiteracy
- Due to illiteracy, people cannot get things like proper time to give birth, birth control, infant care, family planning. Due to this, people have more children and the population increases.
* Unemployment
→ If a person is all free then he has plenty of time to take care of the child. Because of this leisure, they are likely to have more children.
* Religious beliefs
→ Religion plays a positive role in maintaining discipline in the society, but due to religious beliefs, social evils can be created and the population can increase.
* Gender discrimination
→ There is still discrimination between men and women in the society. There is a widespread belief that a daughter needs to be left to look after herself in her old age as she gets married. This leads to the possibility of multiple births.
* Migration
- Due to migration, there is an increase in population at the destination.
* Health facilities
→ If the medicine and other health facilities needed by the citizens are available, the people will be healthy and the death rate will be low, which will lead to population growth.

3. Mention the effects of population growth on the environment.
→i. Destruction of forests and other natural resources and resources
ii. Existence crisis of aquatic and terrestrial creatures
iii. Water, air and noise pollution
iv. Possibility of natural disasters
v. Imbalance between population and natural resources

4. How is the economic and social impact with population growth?
= i. Destruction of culture and cultural heritage
ii. Lack of services like education, health
iii. The possibility of unemployment
iv. Problems in meeting basic needs such as housing and clothing