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State Four Causes of Population Growth. - Biology (Theory)

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Question

State four causes of population growth.

Solution

Reasons for High Population Growth

  • Increase in longevity. Decline in death rate, maternal mortality rate (MMR), and infant mortality rate (IMR).
  • Decrease in death rate. An increase in number of people in reproductive age.
  • Role of Reproductive and Child Heath Care (RCH) Programmes. RCH programmes could bring down the population growth rate but it was only marginal.
  • Control of diseases. Control of diseases has reduced the death rate.
  • Improvements in medical facilities. Better public health care and greater medical attention.
  • Advancement in agriculture, improvement in food storage conditions and better means of transport. These means decrease death rate.
  • Protection from natural calamities. This has decreased death rate.
  • Role of certain religions.Certain religions are against family planning.

 

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2014-2015 (March)

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