GENERAL KNOWLEDGE

Detailed explanation-1: -The year 1921 is regarded as the defining year or the ‘Year of Great Divide’ because prior to 1921, population growth in India was stagnant. India was in the first phase of demographic transition till 1921, that was characterised by high birth rate and high death rate.

Detailed explanation-2: -The first stage of demographic transition is characterized by high birth rates and high death rates. The first stage of demographic transition was experienced in India, during the period of1891-1921.

Detailed explanation-3: -Stage 1 of the Demographic Transition Model (DTM) is characterized by a low population growth rate due to a high birth rate (number of annual births per one thousand people) and a high death rate (number of annual deaths per one thousand people).