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प्रश्न
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Population pyramid and sex ratio
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उत्तर
1. Demographers use population pyramids to describe age and genderwise distribution of population.
2. The Y-axis in the centre of this graph shows age groups while X-axis shows population or percentage of population in specific age groups.
3. The lengths of bars show the number of percentage of population.
4. The left side of graph represents the males while the right side represents the females.
5. The ratio between the number of women and men in the population is called the sex ratio. In India, it is calculated by using the formula:
Sex ratio = `"Total Female population"/"Total Male population"`× 1000
6. The gender distribution in a country is an important demographic characteristic and the sex ratio is an important information about the status of women in a country.
7. On an average, the world population reflects a sex ratio of 990 females per 1000 males.
8. In general, Asia has a low sex ratio.
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संबंधित प्रश्न
Give a geographical reason:
Demographic dividend increases when the proportion of the working population increases.
Give geographical reason
Less population is engaged in agriculture in developed countries
Identify the incorrect factor
Factors having direct relation with literacy:
Write short note
Occupational structure of India
Which states have a large rural population in India? Give one reason for such a large rural population.
What do you understand by population composition?
Which age group forms the working population?
Which one of the following figures represents the wo~king age group of the population? (in years)
Match the following and choose the correct option.
| Population | Pyramid shape |
| A. Constant population | 1. Perfect triangle shape |
| B. Declining population | 2. Bell shape |
| C. Expanding population | 3. Narrow Base & Tapered Top Shape |
Which one of the following is the largest linguistic group of India?
