The World Population, Distribution, Density And Growth

Question

What is ‘demographic cycle’ ? Describe three stages of ‘demographic transition theory’.

Answer

The population of any region changes from high birth rates and high death rates to low birth rates and low death rates as the society progresses and from rural agrarian and illiterate to urban, industrial and literate society. These changes are termed as demographic cycle.

Transition theory is a three staged model :

(i) First stage of high fertility & high mortality.

(ii) Second stage –Fertility high and mortality declines.

(iii) Third stage both fertility and mortality declines.

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