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प्रश्न
Represent diagrammatically three kinds of age-pyramids for human populations.
Name three representative kinds of age-pyramids for human population and list the characteristics for each one of them
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उत्तर
A population can be composed of individuals of different age groups. Age distribution plot for a given population is given by the age pyramid.
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संबंधित प्रश्न
What is an age-pyramid?
What is reproductive fitness? Explain it with the help of an example.
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What type of population growth is represented by the above age pyramid?
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Given below is the Age Pyramid of the population in one of the states in India as per 2011 census. It depicts the male population on the left-hand side, female population on the right-hand side, newborns towards the base and gradually increasing age groups as we move from base to the top, with the oldest population at the top. Study this pyramid and comment upon the appropriateness of the Assertion and the Reason.
Percentage to the total population
Assertion: It is a stable population.
Reason: The pre-reproductive and reproductive individuals are almost in equal numbers and the post-reproductive individuals are relatively fewer.
Identify the type of pyramid given above. Write the identifying feature on the basis of which you identified it.
