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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.
APPEARS IN
संबंधित प्रश्न
Differentiate between:
Expansive population pyramid and Constrictive population pyramid.
Answer in detail :
Outline the importance of population pyramids in the study of populations.
Which one of the following figures represents the working age group of the population?
What is the meaning of the Age Structure of population? Describe in brief four main characteristics of the age structure of the world population.
Which state has the lowest literacy rate?
Which one of the following reflected by Age-Sex pyramid?
Study the given graph carefully and answer the following question:
Intra-state Migration by place of Last Residence Indicating Migration Streams India, 2011
Inter-state Migration by Place of Last Residence Indicating Migration Streams India, 2011
What is the main cause of female migration from rural to urban?
Table: India-Class-wise number of towns and cities and their population, 2011
| Class | Population Size | Number of Cities | Total Urban Population (in thousands) | % of Total Urban Population |
| I | 1,00,000 & more | 568 | 2,27,899 | 60-45 |
| II | 50,000-99,999 | 474 | 41,328 | 10-96 |
| III | 20,000-49,999 | 1,373 | 58,174 | 15-43 |
| IV | 10,000-19,999 | 1,683 | 31,866 | 8-45 |
| V | 5,000-9,999 | 1,749 | 15,883 | 4-21 |
| VI | less than 5,000 | 424 | 1,956 | 0-52 |
Source: Census of India-2011 and India 2017, Ministry of Information and Broadcasting, Government of India.
Which class town has the minimum urban population?
Highest sex-ratio in the world is found in a country of which of the following continent?
Which one of the following is the largest linguistic group of India?
