Question

Give the difference between pyramid shaped,bell shaped and urn shaped age structure​

Answer 1

Answer:

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Answer 2

Answer:

Triangular shaped age pyramids are formed when the individuals in the pre-reproductive and reproductive age group are high and very smaller number of individuals are present in the post-reproductive age group.

The diffrence between pyramid shaped,bell shaped and urn shaped age structure​ are as under-

Explanation:

Bell-shaped age pyramids are formed when the pre-reproductive and reproductive individuals are almost in equal numbers or percentages and the post-reproductive individuals are relatively fewer.

A population pyramid (age structure diagram) or "age-sex pyramid" is a graphical illustration of the distribution of a population  by age groups and sex; it typically takes the shape of a pyramid when the population is growing.

urn-shaped - having a concave shape like an urn. concave - curving inward.