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प्रश्न
Study the flow chart given below and complete the equation that follows by identifying 1, 2, 3 and 4.
Nt + 1 = Nt + {(1+ 2) − (3 + 4)}
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उत्तर
Nt + 1 = Nt + {(B+ I) − (D + E)}
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संबंधित प्रश्न
Construct an age pyramid which reflects a stable growth status of human population.
Define the carrying capacity.
Mention the different ways by which the population density of different species can be measured.
Give an account of population regulation.
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The density of a population in a habitat per unit area is measured in different units. Write the unit of measurement against the following:
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The density of a population in a habitat per unit area is measured in different units. Write the unit of measurement against the following:
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Draw an age pyramid for the ‘zero population growth rate’.
Comment on the following figures: 1, 2 and 3:
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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.
