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Question : Assertion : The rate at which a population can be expected to grow in the future canbe assessed graphically by means ofa population pyrmid. Reason : A triangular population pyramid is characteristics of a country whose population is stable, neither growing nor shrinking.

Answer»


Solution :The rate at which a population can be expected to grow in the future can be assessed graphically by means of a population pyramid-a bar graph displaying the number of PEOPLE in each age category. Males are conventionally shown to the left of the verticalage axis and FEMALES to the right. A human population pyramid thus displays the age composition of a population by sex. In general, rectangular pyramids are characteristic of countries whose populations are STABLE, their numbers neither growing nor shrinking. A traingular pyramid is characteristic of a countrty that will exhibit rapid future growth, as most of its population has not YET entered the child-bearing years. Inverted traingles are characteristic of populations that are shrinking.


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