Science (Physics, Chemistry and Biology) — Syllabus & Chapters

The complete syllabus for Science (Physics, Chemistry and Biology) — every chapter you need to study, and how the exam paper is structured.

What you will study (chapters)

Chapter 1: Measurements and Experimentation
Chapter 2: Motion in One Dimension
Chapter 3: Laws of Motion
Chapter 4: Fluids
Chapter 5: Heat and Energy
Chapter 6: Light
Chapter 7: Sound
Chapter 8: Electricity and Magnetism
Chapter 9: The Language of Chemistry
Chapter 10: Chemical Changes and Reactions
Chapter 11: Water
Chapter 12: Atomic Structure and Chemical Bonding
Chapter 13: The Periodic Table
Chapter 14: Study of the First Element - Hydrogen
Chapter 15: Study of Gas Laws
Chapter 16: Atmospheric Pollution
Chapter 17: Basic Biology
Chapter 18: Flowering Plants
Chapter 19: Plant Physiology
Chapter 20: Diversity in Living Organisms
Chapter 21: Human Anatomy and Physiology
Chapter 22: Health and Hygiene
Chapter 23: Waste Generation and Management

Frequently asked questions

How many chapters are there in Science (Physics, Chemistry and Biology)?

The Science (Physics, Chemistry and Biology) syllabus has 23 chapters, listed in full above. Cover the high-weightage chapters first using the exam pattern as a guide.

How do I know which Science (Physics, Chemistry and Biology) chapters carry the most marks?

Compare the chapter list above with the exam pattern and the last few years of question papers — the topics that appear most often and the units with the highest marks are where to focus first. Always confirm weightage against the official syllabus for your exam year.

Has the Science (Physics, Chemistry and Biology) syllabus changed this year?

Boards occasionally revise the syllabus or remove topics for a session. Always download the official syllabus for your exact exam year from the official ICSE & ISC portal rather than relying on an older copy or a social-media list.

How can I prepare for Science (Physics, Chemistry and Biology) faster?

Begin with the most-frequently-asked topics and the last few years of question papers, then test yourself under timed conditions. If you want guided help, you can use the free AI study tutor for Science (Physics, Chemistry and Biology) — practise past-paper questions and get instant feedback — or a focused Science (Physics, Chemistry and Biology) study guide that condenses the syllabus into the topics that matter most — both are free to start.