ICSE Class 10 Important Topics – All Subjects Explained | CareerFi.in


📘 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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