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Revision Notes

Population

Meghalaya Board · Class 9 · Social Science

Quick revision notes for Population — Meghalaya Board Class 9 Social Science. Key concepts, formulas, and definitions for last-minute revision.

30 questions22 flashcards5 concepts

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An illustration showing how human population transforms natural elements into resources through technology and innovation, and how natural events become 'disasters' when they affect populated areas.
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Key Topics to Revise

1

Population Size and Distribution

  • India's population in 2011 was 1,210.6 million (1.21 billion people)
  • India accounts for more than 17% of world's population on only 2.4% of world's area
  • Uttar Pradesh is the most populous state with 199 million people (16% of India's population)
2

Population Growth and Processes

  • India's population increased from 361 million (1951) to 1,210 million (2011)
  • Growth rate increased from 1951 to 1981, then started declining
  • Annual growth rate peaked at 2.22% (1981), declined to 1.64% (2011)
3

Migration and Urbanization

  • Internal migration doesn't change total population but affects distribution
  • Most migration in India is rural to urban
  • Push factors: poverty and unemployment in rural areas
4

Adolescent Population and National Population Policy

  • Adolescents (10-19 years) constitute one-fifth of India's total population
  • They are the most important resource for the future
  • Adolescents have higher nutrition requirements than normal children or adults

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Full Notes

Key Concepts

India's population stood at 1Population density is the numberPopulation growth can be measuredThree main processes affect populationA census is an official enumeration

Frequently Asked Questions

What are the important topics in Population for Meghalaya Board Class 9 Social Science?
Population covers several key topics that are frequently asked in Meghalaya Board Class 9 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Population — Meghalaya Board Class 9 Social Science?
Understand the core concepts first, then work through the 30 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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