Skip to main content
Chapter 28 of 28
Chapter Summary

The world's population — Chapter Summary

ICSE · Class 12 · History

Summary of The world's population for ICSE Class 12 History. Key concepts: For many centuries, After 1850 the world and Population growth was faster.

70 questions40 flashcards4 formulas & key relations5 concepts

Interactive on Super Tutor

Studying The world's population? Get the full interactive chapter.

Quizzes, flashcards, AI doubt-solver and a step-by-step study plan — built for chapter summary and more.

Free trial, no card needed.

Overview

World population changed slowly for centuries and then rose very rapidly in the modern period. By 1650 it had doubled since AD 1 to about 500 million. By 1850 it had reached 1.2 billion, then rose to 2 billion in 1927, crossed 6 billion by 2000, and reached 7 billion at the end of 2011. This rapid r

Key Concepts

For many centuries

For many centuries, the world population rose very slowly. By 1650 it had only doubled since AD 1, reaching about 500 million.

After 1850 the world population increased

After 1850 the world population increased very rapidly. It passed 2 billion in 1927, 6 billion by 2000, and 7 billion at the end of 2011.

Population growth was faster in industrialized

Population growth was faster in industrialized countries earlier, while the sharpest post-1945 rise occurred in Africa, Asia, and Latin America.

Industrialization

Industrialization, economic growth, improved public health, medical advances, sanitation, lower infant mortality, and immigration all raised populatio

After 1945

After 1945, modern medicine and hygiene reduced deaths, but contraceptive use remained limited and many cultures valued large families.

Learning Objectives

  • Trace the major stages of world population growth from AD 1 to 2011
  • Explain the causes of population growth in Europe, North America, and the Third World
  • Describe the effects of rapid population growth on food, housing, healthcare, and resources
  • Understand attempts at population control and their successes and failures
  • Compare different views on population explosion and consumption

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.

For serious students

Get the full The world's population chapter — start free.

Quizzes, flashcards, an AI doubt solver and a study plan for ICSE Class 12 History. Free to start, no card needed.