The decaded 1921-1951 are referred to as the period of steady growth of population whereas the decaded 1951-1981 are referred to as the period of population explosion in India. Explain giving reasons.

Explanation

Decades of 1921-51:
(a) It brought down the mortality rate.
(b) There was a lot of invention in life-saving drugs. Hence, improvement in health and sanitation took place in the country.
(c) Crude birth rate (CBR) remained high.
Decades of 1951-81:
(a) There was high fertility rate of population in the country.
(b) There was much improvement in the living conditions of the people.
(c) There was rapid fall in mortality rate.
(d) There was huge increase in population.