12th Class Geography Solved Paper - Geography 2018

  • question_answer 'The decadal and annual growth rates of population in India are both very high and steadily increasing over time.' Substantiate the statement.

    Answer:

    Growth of population is the change in the number of people living in a particular area between two points of time. Its rate is expressed in percentage.
    The decadal and annual growth rates of population in India are both very high and rapidly increasing over time.
    (i) The annual growth rate is 2.4%.
    (ii) It is estimated that the country?s population will double itself in the next 36 years.
    (iii) It will even surpass China.
    (iv) The growth rate of population in India over the past one century has been affected by annual birth rate, death rate and rate of migration.
    There are four phases:
    Phase I: 1901 ? 1921: Period of stagnant phase of growth of India?s population.
    Phase II: 1921 ? 51: Period of steady growth of India?s population.
    Phase III: 1951 ? 1981: Population explosion in India.
    Phase IV: 1981 till present: Population growth remained high.


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