Environmental Sciences, asked by chakrabortyashish14, 8 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​

Answers

Answered by sunilitawadiya
2

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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