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NEET2011BotanyEcosystemActual

What type of human population is represented by the following age pyramid?

Options

  1. AStable population
  2. BDeclining population
  3. CExpanding population
  4. DVanishing population

Correct answer

B. Declining population

Step-by-step solution

An age pyramid is a graphic representation of proportion of various age groups of a population with pre-reproductive at the base, reproductive in the middle and post reproductive at the top. For human population, the age pyramids show age distribution of males and females in a combined diagram. The shape of the age pyramids reflects the growth status of the population. In a declining population the shape of pyramid is urn-shaped.

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