Density of Population


 
 
Concept Explanation
 

Density of Population

Density of Population

Population density is the number of people living per unit of area of the earth’s surface. It is normally expressed as per square km. The population density of the whole world is 45 persons per square km.

On the basis of density of population, the regions of the world can be classified into:

Area of high population density (above 100 persons per square km) The density of population is very high along the fertile river valleys and industrial region of the world.

Areas: Eastern Asia- China, Japan, Korea and Philippines, together account for nearly 25% of the world population.

South Asia- India, Pakistan, Bangladesh and Indonesia together account for another 25% of world population.

Area of moderate population density (50 to 100 persons per square km)

These are the regions found between the densely populated and sparsely populated region.

Areas: The costal parts of Africa, Europe and Asia that surrounds the Mediterranean Sea, central parts of USA, Tropical region of West Africa, temperate regions of Russia, Eastern Europe, Deccan Plateau of South India, parts of Pakistan, Iran and Iraq.

Area of low population density (less than 50 persons per square km)

Areas of low population density are found where the physical environment and climate conditions are inhospitable and harsh, like the hot and cold deserts and high mountainous tracts. Such conditions are not favorable for human settlements.

Areas: Deserts like Sahara, the Kalahari, the Arabian Deserts, the Gobi, Atacama and Great Australian desert are sparsely populated. The northern parts of Russia, Norway’s, North America.

Sample Questions
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Question : 1

The average population density of the world is ________________

Right Option : A
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Question : 2

Population density is calculated as the ____________________

Right Option : D
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Question : 3

Population density is the number of people living in a unit area of the Earth's surface. It is normally expressed as ______________

Right Option : A
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Explanation
 
 


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