📘 ICSE CLASS 10 – IMPORTANT TOPICS (FULLY EXPLAINED)
Author: Gambhir Jha
LAST YEARS QUESTIONS PAPERS :
Geography 2025
English Lit Paper 2
English Lang Paper 1
Economics
Eco Application 2025
Computer App 2025
Commercial Studies 2025
Commercial Application 2025
Chemistry 2025
Bio 2025
Physics 2025
Hindi 2025
Phys Edu 2025
ICSE-10 Board Paper Mathematics
History Civics
🧮 MATHEMATICS
1. Commercial Mathematics
Includes GST, Banking, Shares & Dividends.
- Learn formulas for GST calculation, discount, dividend, face value & market value.
- Very high‑scoring and numerical based.
2. Algebra
- Quadratic Equations – solving by factorization & formula
- Linear Inequations – graphical solutions
- Matrices – addition, subtraction, multiplication
- Determinants – solving simultaneous equations
👉 Frequently asked in Section B.
3. Geometry
- Similarity of Triangles – theorem based proofs
- Circle – tangent properties
- Constructions – triangle & circle construction
4. Trigonometry
- Trigonometric ratios & identities
- Heights and distances (word problems)
5. Mensuration
- Surface area & volume of sphere, cone, cylinder
- Mixed solid problems
6. Statistics
- Mean, Median, Ogive
- Easy and guaranteed question
🧪 PHYSICS
1. Force, Work & Energy
- Newton’s laws
- Work‑energy theorem
- Numericals are compulsory
2. Electricity & Magnetism
- Ohm’s Law
- Household circuits
- Electromagnet vs permanent magnet
3. Light
- Reflection by mirrors
- Refraction by lenses
- Ray diagrams are must practice
4. Sound
- Echo, SONAR
- Frequency, wavelength, speed
5. Heat & Energy
- Calorimetry
- Renewable & non‑renewable sources
🧪 CHEMISTRY
1. Periodic Table
- Modern periodic law
- Trends: atomic size, valency
2. Chemical Bonding
- Ionic & covalent bonds
- Structure of compounds
3. Acids, Bases & Salts
- Properties & uses
- pH scale
4. Electrolysis
- Electrolytic cells
- Industrial applications
5. Metallurgy
- Extraction of metals
- Ores and refining
6. Organic Chemistry
- Alkanes, Alkenes, Alkynes
- Ethanol & Ethanoic acid
👉 Reactions & equations are very important
🌱 BIOLOGY
1. Cell – Structure & Function
- Plant vs animal cell
- Cell organelles
2. Human Anatomy
- Digestive system
- Circulatory system
- Nervous system
3. Plant Physiology
- Photosynthesis
- Transpiration
4. Genetics
- Mendel’s laws
- Monohybrid crosses
5. Environment
- Ecosystem
- Pollution & conservation
📜 HISTORY & CIVICS
HISTORY
Indian National Movement
- 1857 Revolt
- Gandhian era
- Quit India Movement
Contemporary World
- World Wars
- United Nations
CIVICS
- Indian Constitution
- Parliament
- Judiciary
- Prime Minister & President
👉 Structured answers fetch full marks
🌍 GEOGRAPHY
Physical Geography
- Climate
- Soils
- Natural vegetation
Resources
- Water resources
- Mineral resources
Map Work
- Rivers
- Dams
- Cities
📖 ENGLISH
English Literature
- Prose & Poetry themes
- Character sketches
- Central idea
English Language
- Essay writing
- Letter writing
- Precis
- Grammar (tenses, prepositions)
💻 COMPUTER APPLICATIONS (if applicable)
- Java basics
- Loops & conditional statements
- Arrays & strings
- Output‑based questions
✅ EXAM PREPARATION TIPS
- Focus on last 10 years question papers
- Diagrams & equations must be neat
- Time management is key
- Revise daily
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