1.

What is the growth of population? Explain the distribution of population in the world.

Answer»

The growth of population refers to the increases in the number of inhabitants of a country during specific period.

  • It is estimated that the world population reached one billion for the first time in 1804. 
  • Due to the impact of the industrial revolution & improvement in living standards, the rate of population growth increased two billion in 1927. 
  • At present estimate of 2013 the globe is inhabited by 7121 million population. 
  • During the begining of 20th century the world population was only 2 billion and century ended with 6 billion. It continues to grow even in the 21st century.

Stages of Population growth: 

I Three billion – July 1959 

II Four billion – April 1974 

III Five billion – July 1987 

IV Six billion – 12th October 1999 

V Seven billion – 12th March 2012.



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