Updated 6 August 2026·11 chapters

ICSE Class 9 Environmental Science — Syllabus 2026-27

ICSE Class 9 Environmental Science syllabus for 2026-27: all 11 chapters, with the topics in each. Follows the ICSE / ISC syllabus.

About this syllabus

The ICSE Class 9 Environmental Science course for 2026-27 has 11 chapters. Chapters with a topic breakdown link to their own syllabus page.

ICSE Class 9 Environmental Science — Chapter List

#	Chapter	Topics
1	Overview of the Environment Around Us	Environment: Meaning and Scope · Earth as a Life-Supporting Planet · Major Components of the Environment
2	Natural Processes and Biogeochemical Cycles	Biological Processes Supporting Life · Photosynthesis · Factors Affecting Photosynthesis
3	Biodiversity	Meaning and Types of Biodiversity · Genetic Diversity and Conservation · Species Diversity and Its Measurement
4	Ecosystems - Structure, Functions, and Services	Concept and Hierarchy of Ecology · Habitat and Ecological Niche · Ecological Disturbance and Threats
5	India's Environmental Heritage	Bio-cultural Diversity and Biodiversity · Biodiversity Hotspots of India · Flagship Species of India
6	Human Development - Historical Perspective, Industrialisation, and Urbanisation	Human Development: Core Idea · Changing Human-Environment Relationship · Causes of Environmental Over-exploitation
7	Modern Agriculture Practices	Intensive Farming (Industrial Agriculture) · Advantages and Disadvantages of Intensive Farming · Chemical Fertilisers and Pesticides
8	Consequences of Unsustainable Development	Environmental Degradation · Social Consequences · Economic Consequences
9	Triple Planetary Crisis	Triple Planetary Crisis: Core Idea · Environmental Pollution · Air Pollution and AQI
10	Sustainable Development: Introduction, Approach and Environment Ethics	Sustainable Development: Core Idea and Need · Principles of Sustainable Development · Global Milestones and SDGs
11	Sustainable Handprint Actions	Environmental Handprint and Footprint · Individual-led Actions · Community-led Actions

Preparation Strategy

Finish the textbook first — the prescribed textbook is the main source for school and board exams.
Keep a formula and definitions list — it makes last-week revision much faster.
Practise past papers — they show you the pattern questions follow.
Time your practice — attempt some papers under exam conditions.

Get chapter-wise help for ICSE Class 9 Environmental Science

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Frequently Asked Questions

Where can I find ICSE Class 9 Environmental Science Syllabus?

This page has syllabus for 11 chapters of ICSE Class 9 Environmental Science for the 2026-27 session. Each chapter links to its own page with the full set.

How should I prepare for ICSE Class 9 Environmental Science exams?

Go through the syllabus first, then work chapter by chapter: learn the ideas, practise questions, and revise with notes and flashcards. Leave time at the end to revise every chapter once more under timed conditions.

Has the ICSE Class 9 Environmental Science syllabus changed for 2026-27?

This page lists the chapters in the current ICSE Class 9 Environmental Science course. Boards revise syllabi from time to time, so check the board's official website for the latest notified syllabus.

More Environmental Science Resources

ICSE Class 9

Practice Quiz

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Important Questions

Exam-style questions with answers

Revision Notes

Key concepts and quick revision points

Chapter Summary

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Concept Maps

Diagrams showing how topics connect

Study Plan

Week-by-week preparation schedule

Flashcards

Quick-fire cards for active recall practice

Other ICSE Class 9 Subjects

Mathematics Physics Chemistry Biology Geography History & Civics English Language - Archer Economics