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Syllabus

The world's population — Syllabus

ICSE · Class 12 · History

What The world's population covers in ICSE Class 12 History: 4 topics, for the 2026-27 session. Part of the ICSE Class 12 History syllabus.

70 questions40 flashcards4 formulas & key relations5 concepts

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4 Topics · ICSE Class 12 History · 2026-27

Topics in The world's population

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1. Population growth: main trends and statistics

  • By 1650, the world population had doubled since AD 1 to about 500 million.
  • By 1850, it had more than doubled again to 1,200 million, or 1.2 billion.
  • World population reached 2 billion in 1927.
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2. Regional patterns of population growth

  • Europe and North America had their fastest growth before the First World War.
  • After that, growth in Europe and North America slowed down considerably.
  • In the Third World, especially Africa, Asia, and Latin America, population growth accelerated after the Second World War.
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3. Causes of population increase

  • Industrialization, economic growth, and prosperity in Europe and North America supported larger populations.
  • Public health improved because of advances in medical science and sanitation.
  • Louis Pasteur and Joseph Lister helped reduce the death rate through work on germs and antiseptic techniques in the 1860s.
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4. Consequences of population growth

  • In Europe and North America, population growth helped economic development by providing workers and consumers.
  • Because of prosperity, feeding and educating the growing population was less of a problem in the developed world.
  • Later, low birth rates and longer life expectancy created ageing societies and concern about pensions and welfare.

Key Concepts

Central concept: World population growth, its causes, consequences, control efforts, and links with Islamism and AIDS

Population growth over timeCauses of population growth in Europe and North AmericaCauses of population growth in the Third WorldConsequences in developed countriesConsequences in the Third WorldFood production and the green revolutionResource shortages and healthcareAttempts at population control

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Frequently Asked Questions

What are the important topics in The world's population for ICSE Class 12 History?
Key topics in The world's population include Population growth: main trends and statistics, Regional patterns of population growth, Causes of population increase, Consequences of population growth. Study these first, then practise questions on each for the ICSE Class 12 board exam.
How should I revise The world's population for the ICSE Class 12 board exam?
Learn the core ideas first, then work through the 70 practice questions on The world's population. Revise 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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