ICSE Class 10 Important Questions
Chapter-wise important questions with model answers for ICSE Class 10 Physics, Chemistry, Biology and Maths — the questions most likely to appear in your board exam, aligned to the CISCE latest syllabus syllabus.
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ICSE Class 10 important questions are the questions most likely to appear in the exam, picked chapter-by-chapter from the ICSE Class 10 syllabus, past papers and marks weightage. Classmate AI gives them free for Physics, Chemistry, Biology and Maths, each with a model answer. Jump to a subject below.
Subject-wise important questions
Pick a chapter to open its free important questions. Chapters follow the ICSE Class 10 syllabus order.
ICSE Class 10 Physics Important Questions
Open Physics hub →| Chapter | Class 10 Physics — Important Questions by chapter |
|---|---|
| Chapter 1 | Force |
| Chapter 2 | Work, Energy and Power |
| Chapter 3 | Machines |
| Chapter 4 | Refraction of Light at Plane Surfaces |
| Chapter 5 | Refraction through a Lens |
| Chapter 6 | Spectrum |
| Chapter 7 | Sound |
| Chapter 8 | Current Electricity |
| Chapter 9 | Electrical Power and Household Circuits |
| Chapter 10 | Electro-magnetism |
| Chapter 11 | Calorimetry |
| Chapter 12 | Radioactivity |
ICSE Class 10 Chemistry Important Questions
Open Chemistry hub →| Chapter | Class 10 Chemistry — Important Questions by chapter |
|---|---|
| Chapter 1 | Periodic Table, Periodic Properties and Variations of Properties |
| Chapter 2 | Chemical Bonding |
| Chapter 3 | Acids, Bases and Salts |
| Chapter 4 | Analytical Chemistry: Uses of Ammonium Hydroxide and Sodium Hydroxide |
| Chapter 5 | Mole Concept and Stoichiometry |
| Chapter 6 | Electrolysis |
| Chapter 7 | Metallurgy |
| Chapter 8 | Study of Compounds: Hydrogen Chloride |
| Chapter 9 | Study of Compounds: Ammonia |
| Chapter 10 | Study of Compounds: Nitric Acid |
| Chapter 11 | Sulphuric Acid |
| Chapter 12 | Organic Chemistry |
| Chapter 13 | Practical Work |
ICSE Class 10 Biology Important Questions
Open Biology hub →| Chapter | Class 10 Biology — Important Questions by chapter |
|---|---|
| Chapter 1 | Cell: The Structural and Functional Unit of Life |
| Chapter 2 | Structure of Chromosomes, Cell Cycle and Cell Division |
| Chapter 3 | Genetics: Some Basic Fundamentals |
| Chapter 4 | Absorption by Roots: The Processes Involved |
| Chapter 5 | Transpiration |
| Chapter 6 | Photosynthesis: Provider of Food for All |
| Chapter 7 | Chemical Coordination in Plants |
| Chapter 8 | The Circulatory System |
| Chapter 9 | The Excretory System (Elimination of Body Wastes) |
| Chapter 10 | The Nervous System and Sense Organs |
| Chapter 11 | Endocrine Glands: The Producers of Chemical Messengers |
| Chapter 12 | The Reproductive System |
| Chapter 13 | Population: The Increasing Numbers and Rising Problems |
| Chapter 14 | Pollution: A Rising Environmental Problem |
ICSE Class 10 Maths Important Questions
Open Maths hub →Why Class 10 important questions matter
Class 10 is your first board exam — the marks follow you into streams and admissions. With several full subjects to revise, working through the right questions beats re-reading everything. Important questions concentrate your effort on what the board actually asks.
How to use them to score more
- Learn first, then test. Finish the chapter from your textbook before opening its important questions.
- Attempt before you peek. Solve each question on paper, then compare with the model answer.
- Fix the misses same-day. Re-attempt anything you got wrong — that is where marks are won.
- Weight your time. Give the high-weightage chapters the most revision passes, not the ones you already know.
- Ask when stuck. If a concept still will not click, let the Classmate AI tutor walk you through it step by step.
Important questions for other classes
Frequently asked questions
Are ICSE Class 10 important questions free?
Yes. Every ICSE Class 10 important-questions page — for Physics, Chemistry, Biology and Maths — is completely free, with no login or payment required.Which subjects are covered for Class 10?
Physics, Chemistry, Biology and Maths, chapter by chapter. Each subject page lists the important questions for every chapter of the ICSE Class 10 syllabus.Are these Class 10 important questions updated to the latest syllabus?
Yes. Every chapter maps to the latest ICSE (CISCE) syllabus for Class 10, so you never revise dropped or outdated topics.How should I use Class 10 important questions to prepare?
Finish each chapter from your textbook, attempt its important questions on your own, then check the model answers. Re-do anything you get wrong, and revise all of them once more before the exam.
Practise Class 10 the smart way — free
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