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Geography Optional 300+ Score Pack · Model answer

“Age-sex pyramid is representative of the history of a region.” Explain.

  • UPSC 2015
  • Cultural Setting

The pyramid is not a picture of ages but a stack of birth cohorts — each five-year bar holds the survivors of everyone born in one five-year window, females left, males right.

You are reading the opening of the model answer. The full answer is part of the Geography Optional 300+ Score Pack.

What the full answer covers

  • How a Pyramid Stores Time
  • Notches — Events Written In
  • Bulges and the Moving Base
  • Asymmetry — Sex Written In
  • Reading Two Indian Regions
  • Verdict

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