1. When people come to a country from another country, it is called immigration and when people leave that country it is called emigration.

    When people come to a country from another country, it is called immigration and
    when people leave that country it is called emigration.

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  2. Internal migration changes the composition and distribution of population within the nation

    Internal migration changes the composition and distribution of population within the
    nation

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  3. Growth of population refers to the change in the number of inhabitants of a country territory during a specific period of time, say during the last ten years.

    Growth of population refers to the change in the number of inhabitants of a country territory during a specific period of time, say during the last ten years.

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  4. (i) Hilly dissected and rocky nature of the terrain. (ii) Shallow and less fertile soils.

    (i) Hilly dissected and rocky nature of the terrain.
    (ii) Shallow and less fertile soils.

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  5. (i) Maximum density - West Bengal (904 persons per sq. km) (ii) Minimum density - Arunachal Pradesh - 13 peraons per sq. km.

    (i) Maximum density – West Bengal (904 persons per sq. km)
    (ii) Minimum density – Arunachal Pradesh – 13 peraons per sq. km.

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