Environmental Sciences, asked by chakrabortyashish14, 10 months ago

Explain in detail the variation of population growth among different nations. Give the difference between pyramid shaped,bell shaped and urn shaped age structure

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Answered by sunilitawadiya

Answer:

In urn-shaped age pyramid, the number of reproductive individuals is higher than the number of pre-reproductive individuals. ... In bell-shaped age pyramid, the number of pre-reproductive and reproductive individuals is almost equal. Post reproductive individuals are comparatively fewer.

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