Notes On Population Composition - CBSE Class 9 Geography
Age composition indicates the number of people that belong to different age groups. The population of a nation is generally grouped into three broad categories: Children Working age adults Aged Dependency ratio is the ratio of the dependent population to the working-age population of the country. The percentage of children and the aged affect the dependency ratio. Sex ratio is the ratio of males to females in a population. It is calculated as the number of females per 1000 males of the population. The sex ratio in India has always remained unfavourable to females.

#### Summary

Age composition indicates the number of people that belong to different age groups. The population of a nation is generally grouped into three broad categories: Children Working age adults Aged Dependency ratio is the ratio of the dependent population to the working-age population of the country. The percentage of children and the aged affect the dependency ratio. Sex ratio is the ratio of males to females in a population. It is calculated as the number of females per 1000 males of the population. The sex ratio in India has always remained unfavourable to females.

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