ISC Syllabus 2027 is prescribed by the Council for the Indian School Certificate Examinations (CISCE) for Class 12 students in the 2026-27 academic year. CISCE publishes the official subject-wise syllabus PDFs on its portal at cisce.org. You should download the official ISC 2027 syllabus PDF and build a structured subject-wise preparation plan well before the February 2027 theory examinations begin.

  • The ISC 2027 syllabus covers over 30 subjects across Science, Commerce, and Humanities streams.
  • Each ISC subject carries a total of 100 marks: 80 marks theory + 20 marks project/internal assessment (Science subjects: 70 marks theory + 30 marks practical).
  • The ISC 2027 Political Science syllabus spans eight units covering the Indian Constitution, Parliament, Executive, Judiciary, Federalism, Foreign Policy, and India in the World Order.
  • English Language (Paper 1) is compulsory for all ISC 2027 students regardless of stream.
  • ISC 2027 theory examinations are expected in February–April 2027; practicals are expected in January–February 2027.
  • Science subjects — Physics, Chemistry, Biology, Computer Science — carry 70 marks theory + 30 marks practical.
  • The official ISC 2027 syllabus PDF is available now on cisce.org for all subjects.

Download the official ISC 2027 subject-wise syllabus PDFs from cisce.org and start your preparation early — theory exams begin in February 2027.

ISC 2027 Syllabus: Download Subject-wise PDFs

ISC 2027 Syllabus: Download Subject-wise PDFs

CISCE publishes the ISC 2027 syllabus PDF for every subject on its official website. All links below direct to the CISCE Publications page where you can select your subject and download the PDF at no cost.

ISC Syllabus 2027: Overview

ISC Syllabus 2027: Overview

The ISC (Indian School Certificate) is the Class 12 board examination conducted annually by CISCE. It tests students across Science, Commerce, and Humanities streams through a combination of theory papers and practical or project assessments. English Language (Paper 1) is compulsory for every ISC 2027 student.

Parameter Details
Full Exam Name Indian School Certificate Examination (ISC)
Conducting Body Council for the Indian School Certificate Examinations (CISCE)
Class Class 12 (Standard XII)
Academic Year 2026-27
Official Website cisce.org
Streams Offered Science, Commerce, Humanities
Compulsory Subject English Language (Paper 1)
Marks — Science Subjects 70 marks (Theory) + 30 marks (Practical)
Marks — Other Subjects 80 marks (Theory) + 20 marks (Project / Internal Assessment)
Theory Paper Duration 3 hours
Passing Criterion Minimum 35% in both theory and practical/project components separately
Total Subjects Offered Over 30 subjects
ISC 2027 Syllabus: Important Dates

ISC 2027 Syllabus: Important Dates

The official ISC 2027 timetable has not been released by CISCE as of October 2026. The dates below follow the pattern of previous years. Visit cisce.org for confirmed event dates once the official schedule is published.

Event Expected Date Status
ISC 2027 Student Registration October–November 2026 Upcoming
ISC 2027 Admit Card Release December 2026–January 2027 Upcoming
ISC 2027 Practical / Project Examinations January–February 2027 Upcoming
ISC 2027 Theory Examinations Begin February 2027 Upcoming
ISC 2027 Theory Examinations End April 2027 Upcoming
ISC 2027 Result Declaration May 2027 Upcoming
ISC 2027 Syllabus PDF Available Available on cisce.org Released
ISC 2027 Syllabus for English Language

ISC 2027 Syllabus for English Language

English Language (Paper 1) is compulsory for all ISC 2027 students. The 3-hour theory paper carries 80 marks; internal assessment carries 20 marks. The paper tests composition, comprehension, and grammar across three sections.

Section Component Marks
Section A

Composition – Click Here

Letter Writing (formal and informal); Directed Writing (report, speech, article, notice, review); Essay Writing (descriptive, argumentative, narrative)

30
Section B

Comprehension, Summary and Note-making – Click Here

Unseen Passage (comprehension questions); Summary Writing of a given passage; Note-making and Sub-title Writing

30
Section C

Grammar and Vocabulary – Click Here

Sentence transformation; Phrasal verbs and idioms; Contextual vocabulary; Error correction; Reported speech; Sentence combining; Active and passive voice

20
ISC 2027 Syllabus for English Literature

ISC 2027 Syllabus for English Literature

English Literature (Paper 2) carries 80 marks for theory and 20 marks for project work. The paper tests your reading and analysis of CISCE-prescribed prose, poetry, and drama texts. Download the prescribed text list from cisce.org for the exact books required for ISC 2027.

Component Nature of Questions Marks
Drama

Prescribed Drama Text – Click Here

Questions on character study, theme, language, stage directions, and contextual significance of key scenes from the CISCE-prescribed drama text for 2026-27.

30
Prose

Prescribed Prose / Short Stories – Click Here

Questions test plot summary, characterization, narrative technique, and thematic analysis of the prescribed prose collection or novel for 2026-27.

25
Poetry

Prescribed Poetry Collection – Click Here

Questions on rhyme scheme, literary devices (metaphor, simile, personification), theme, tone, and appreciation. One unseen poem question may appear.

25
ISC 2027 Syllabus for Mathematics

ISC 2027 Syllabus for Mathematics

The ISC Mathematics 2027 theory paper carries 80 marks and 20 marks go to project work. Section A (65 marks) is compulsory. You choose either Section B or Section C (15 marks each) as the elective component.

Section Topic Cluster Key Sub-topics
Section A — Algebra Complex Numbers, Sequences, Combinatorics

Sub-topics – Click Here

Complex Numbers (Argand plane, modulus, argument); Quadratic Equations; AP and GP; Special Series; Permutations and Combinations; Mathematical Induction; Binomial Theorem; Matrices and Determinants; Boolean Algebra

Section A — Calculus Differential and Integral Calculus

Sub-topics – Click Here

Limits and Continuity; Differentiation (chain rule, implicit, parametric, inverse trig); Applications of Derivatives (maxima/minima, tangent and normal); Integration (indefinite and definite); Applications of Integration (area, differential equations)

Section A — Geometry, Vectors, Probability Coordinate Geometry, 3D, Probability

Sub-topics – Click Here

Lines and Circles; Conic Sections (parabola, ellipse, hyperbola); Vectors (dot product, cross product, triple product); 3D Geometry (lines and planes); Probability (Bayes’ theorem); Linear Programming; Statistics (regression, correlation)

Section B [Elective] 3D Geometry, Probability Distribution, Regression

Section B Topics – Click Here

Vectors in 3D; Planes and Lines in 3D; Probability Distribution (Binomial, Poisson, Normal); Regression Lines; Correlation Coefficient; Rank Correlation

Section C [Elective] Commercial Mathematics

Section C Topics – Click Here

Annuities; Shares and Dividends; Index Numbers; Linear Regression; Time Series; Applications of Calculus in Commerce and Economics

ISC 2027 Syllabus for Physics

ISC 2027 Syllabus for Physics

The ISC Physics 2027 theory paper carries 70 marks and the practical exam carries 30 marks. The syllabus spans 10 units from Electrostatics to Communication Systems and is closely aligned with NCERT Class 12 Physics.

Unit Chapter Key Sub-topics
1 Electrostatics

Sub-topics – Click Here

Coulomb’s Law; Electric Field and Flux; Gauss’s Theorem and Applications; Electric Potential; Capacitance; Dielectrics; Energy stored in a Capacitor; Van de Graaff Generator

2 Current Electricity

Sub-topics – Click Here

Drift Velocity; Ohm’s Law; Electrical Resistance and Resistivity; Kirchhoff’s Laws; Wheatstone Bridge; Meter Bridge; Potentiometer; EMF and Internal Resistance

3 Magnetic Effects and Magnetism

Sub-topics – Click Here

Biot-Savart Law; Ampere’s Circuital Law; Solenoid and Toroid; Moving Coil Galvanometer; Earth’s Magnetism; Magnetic Properties of Materials; Hysteresis

4 Electromagnetic Induction and AC

Sub-topics – Click Here

Faraday’s Laws; Lenz’s Law; Self and Mutual Inductance; AC Circuits (LCR, resonance, power factor); Transformers; AC Generator

5 Electromagnetic Waves Displacement Current; EM Spectrum and uses (Radio, Microwave, Infrared, Visible, UV, X-rays, Gamma Rays)
6 Optics

Sub-topics – Click Here

Ray Optics: Reflection, Refraction, Total Internal Reflection, Lensmaker’s Equation, Optical Instruments (microscope, telescope); Wave Optics: Huygens’ Principle, Young’s Double Slit Experiment, Interference, Diffraction, Polarization

7 Dual Nature of Radiation and Matter Photoelectric Effect; Einstein’s Photoelectric Equation; de Broglie Hypothesis; Davisson-Germer Experiment; Heisenberg Uncertainty Principle
8 Atoms and Nuclei

Sub-topics – Click Here

Bohr’s Model; Hydrogen Spectrum; Nuclear Composition and Size; Mass Defect; Binding Energy; Radioactivity (Alpha, Beta, Gamma Decay); Nuclear Fission; Nuclear Fusion

9 Electronic Devices

Sub-topics – Click Here

p-n Junction Diode; Half-wave and Full-wave Rectifier; Zener Diode; LED; Photodiode; Solar Cell; n-p-n and p-n-p Transistors; Logic Gates: AND, OR, NOT, NAND, NOR

10 Communication Systems Elements of a Communication System; Bandwidth of Signals; Modulation (AM, FM); Demodulation; Internet; Mobile Telephony
ISC 2027 Syllabus for Chemistry

ISC 2027 Syllabus for Chemistry

The ISC Chemistry 2027 theory paper carries 70 marks and the practical exam carries 30 marks. The syllabus covers Physical, Inorganic, and Organic Chemistry in a single integrated paper.

Branch Unit Key Topics
Physical Chemistry Solutions, Electrochemistry, Chemical Kinetics, Surface Chemistry

Sub-topics – Click Here

Solutions: Types, Vapour Pressure, Raoult’s Law, Colligative Properties, Van’t Hoff Factor. Electrochemistry: EMF, Nernst Equation, Conductance, Faraday’s Laws, Corrosion. Chemical Kinetics: Rate Laws, Arrhenius Equation, Activation Energy. Surface Chemistry: Adsorption, Catalysis, Colloids, Emulsions, Tyndall Effect

Inorganic Chemistry Metallurgy, p-Block, d-Block, Coordination Compounds

Sub-topics – Click Here

General Principles of Isolation of Metals; p-Block Elements Groups 15–18 (nitrogen, oxygen, halogen, noble gas families); d- and f-Block Elements (transition metals, lanthanoids, actinoids); Coordination Compounds: Werner’s Theory, IUPAC Nomenclature, Isomerism, Bonding, Colour

Organic Chemistry Functional Groups and Biomolecules

Sub-topics – Click Here

Haloalkanes and Haloarenes (SN1, SN2 mechanisms); Alcohols, Phenols and Ethers; Aldehydes, Ketones, Carboxylic Acids; Amines (classification, reactions, Diazonium Salts); Biomolecules (carbohydrates, proteins, nucleic acids, vitamins); Polymers; Chemistry in Everyday Life

ISC 2027 Syllabus for Biology

ISC 2027 Syllabus for Biology

The ISC Biology 2027 theory paper carries 70 marks and the practical exam carries 30 marks. The paper covers both Botany and Zoology topics across four major units.

Unit Chapter Key Sub-topics
1 Reproduction

Sub-topics – Click Here

Reproduction in Organisms; Sexual Reproduction in Flowering Plants (pollination, fertilization, seed development, apomixis); Human Reproduction (gametogenesis, fertilization, embryonic development); Reproductive Health (contraception, STDs, MTP)

2 Genetics and Evolution

Sub-topics – Click Here

Principles of Inheritance and Variation (Mendelism, sex-linked inheritance, mutations); Molecular Basis of Inheritance (DNA structure, replication, transcription, translation, operon model); Evolution (Darwinism, Hardy-Weinberg principle, speciation)

3 Biology and Human Welfare

Sub-topics – Click Here

Human Health and Disease (immunity, AIDS, cancer, drugs); Food Production (plant breeding, animal husbandry, tissue culture); Microbes in Human Welfare (fermentation, antibiotics, sewage treatment); Biotechnology — Principles and Applications (recombinant DNA, GMOs, gene therapy)

4 Ecology and Environment

Sub-topics – Click Here

Organisms and Populations; Ecosystem (food chains, energy flow, nutrient cycling, productivity); Biodiversity and Conservation (hotspots, in situ and ex situ conservation, Red Data Book); Environmental Issues (pollution, climate change, ozone depletion)

ISC 2027 Syllabus for Political Science

ISC 2027 Syllabus for Political Science

The ISC Political Science 2027 paper carries 80 marks for theory (3 hours) and 20 marks for project work. The syllabus is divided into eight units spanning the Indian Constitution, organs of government, federalism, and India’s foreign policy. Political Science is among the highest-scoring subjects in ISC Humanities — precision in citing constitutional articles and accuracy in institutional details are essential for full marks.

Unit No. Unit Name Key Topics
1 Making of India’s Constitution

Sub-topics – Click Here

Historical background; Constituent Assembly: composition and working; Key debates (language, minority rights, federalism); Dr. B.R. Ambedkar’s role as Chairman of the Drafting Committee; Sources drawn upon while framing the Constitution; Salient features of the Indian Constitution

2 Key Features of the Indian Constitution

Sub-topics – Click Here

Preamble: objectives and significance; Fundamental Rights (Articles 12–35): scope and limitations; Directive Principles of State Policy: classification and significance; Fundamental Duties (Article 51A); Relationship between FRs and DPSPs; Constitutional Amendment procedure (Article 368)

3 Indian Legislature: Parliament

Sub-topics – Click Here

Composition of Lok Sabha and Rajya Sabha; Qualifications and disqualifications of members; Powers and functions of Parliament (legislative, financial, electoral, judicial); Legislative process (ordinary bills and money bills); Speaker’s role; Parliamentary committees; Sessions, quorum, prorogation, dissolution

4 The Indian Executive

Sub-topics – Click Here

President: election, qualifications, powers (executive, legislative, financial, judicial, emergency); Vice President: role and functions; Prime Minister: appointment, powers, and relationship with the President; Council of Ministers: collective responsibility; Cabinet System; Governor’s role in states

5 The Indian Judiciary

Sub-topics – Click Here

Supreme Court: composition, jurisdiction (original, appellate, advisory), powers; Appointment and removal of judges; Judicial Review and the Basic Structure Doctrine; High Courts: jurisdiction and powers; Subordinate Courts; Public Interest Litigation (PIL) and its significance

6 Federalism and Centre-State Relations

Sub-topics – Click Here

Features of Indian federalism; Division of powers: Union List, State List, Concurrent List; Residuary powers; Emergency provisions and their effect on federalism; Centre-State financial relations; Role of the Finance Commission; Cooperative federalism and recent trends (GST Council)

7 Indian Foreign Policy and Its Determinants

Sub-topics – Click Here

Determinants of Indian foreign policy (geography, history, economy, military power, national interest); Panchsheel Principles; Non-Alignment Movement (NAM): origin, objectives, evolution, and relevance today; India’s Neighborhood Policy (SAARC, BIMSTEC); India-China Relations; India-Pakistan Relations; India-US Relations; India’s changing role in global affairs

8 India in the Changing World Order

Sub-topics – Click Here

United Nations: structure (General Assembly, Security Council, ICJ, Secretariat), peacekeeping role, and reform agenda; India’s contributions to UN peacekeeping operations; Nuclear policy and non-proliferation (NPT, CTBT); India and climate change diplomacy; Terrorism as a global challenge and India’s response; Emerging multipolar world order

ISC 2027 Political Science: Unit-wise Weightage (Expected)

Units Topic Cluster Expected Marks (Theory)
1 & 2 Indian Constitution: Making and Key Features ~20
3 & 4 Parliament and the Executive ~20
5 & 6 Judiciary and Federalism ~20
7 & 8 Foreign Policy and World Order ~20
— Project Work (Internal Assessment) 20
— Total 100
ISC 2027 Syllabus for History & Civics

ISC 2027 Syllabus for History & Civics

ISC History & Civics 2027 is a combined paper with 80 marks for theory and 20 marks for project work. Part I covers Indian and World History from 1919 onwards. Part II (Civics) covers the structure and functioning of Indian government institutions.

Part Topic Key Sub-topics
Part I: History Nationalism in India (1919–1947)

Sub-topics – Click Here

Non-Cooperation Movement; Simon Commission; Civil Disobedience Movement; Round Table Conferences; Quit India Movement; Subhas Chandra Bose and the INA; Partition of India; Indian Independence Act 1947

Part I: History World Affairs (1919–1945 and Post-WWII)

Sub-topics – Click Here

Rise of Fascism and Nazism; World War II — causes and consequences; Cold War: origins, phases, Truman Doctrine, Marshall Plan; Decolonization in Asia and Africa; Nuclear Arms Race and Disarmament; Disintegration of the USSR

Part I: History United Nations

Sub-topics – Click Here

Origin and Charter of the United Nations; Structure: General Assembly, Security Council, ECOSOC, ICJ, Secretariat; Role of the UN in maintaining world peace; India and the UN; Criticisms and reform proposals

Part II: Civics Indian Government Structure

Sub-topics – Click Here

Salient Features of the Indian Constitution; Union Legislature (Lok Sabha and Rajya Sabha); Union Executive (President, Vice President, Prime Minister, Council of Ministers); Supreme Court and High Courts; Local Self Government: Panchayati Raj Institutions; Urban Local Bodies

ISC 2027 Syllabus for Economics

ISC 2027 Syllabus for Economics

ISC Economics 2027 carries 80 marks for theory and 20 marks for project work. The syllabus is divided into Part I (Economic Theory — micro and macroeconomics) and Part II (Indian Economic Development).

Part Unit Key Topics
Part I: Theory Microeconomics

Sub-topics – Click Here

Consumer Behaviour (utility analysis, indifference curves, budget line, consumer equilibrium); Demand and Supply (law, elasticity, determinants, market equilibrium); Production Function; Cost and Revenue (short-run and long-run curves); Market Structures (perfect competition, monopoly, monopolistic competition, oligopoly); Factor Pricing

Part I: Theory Macroeconomics

Sub-topics – Click Here

National Income: concepts (GDP, GNP, NNP, NI, PI, DPI) and measurement; Aggregate Demand and Supply; Investment Multiplier; Money and Banking (RBI, commercial banks, credit creation); Government Budget (fiscal deficit, revenue deficit); Balance of Payments; Foreign Exchange Rate

Part II: Indian Economy Indian Economic Development

Sub-topics – Click Here

Overview of the Indian Economy; Planning in India; Economic Reforms since 1991 (Liberalisation, Privatisation, Globalisation); Current Challenges (poverty, unemployment, inflation); Agriculture; Industry and Services Sector; Human Development

ISC 2027 Syllabus for Computer Science

ISC 2027 Syllabus for Computer Science

ISC Computer Science 2027 carries 70 marks for theory and 30 marks for the practical examination. The syllabus covers data structures, object-oriented programming in Java, algorithms, and computer networking.

Unit Topic Key Sub-topics
1 Object-Oriented Programming in Java

Sub-topics – Click Here

Classes and Objects; Inheritance (single and multilevel); Polymorphism (method overloading and overriding); Interfaces and Abstract Classes; Exception Handling (try-catch-finally, custom exceptions); File I/O; Recursion; String and StringBuilder handling

2 Data Structures

Sub-topics – Click Here

Arrays (1D and 2D, sorting and searching); Linked Lists (singly, doubly, and circular); Stacks (array-based and linked-list-based, applications); Queues (simple, circular, priority); Binary Trees (traversals: inorder, preorder, postorder); Binary Search Trees; Sorting algorithms (bubble, insertion, selection, merge, quick)

3 Algorithms, Boolean Algebra, and Networking

Sub-topics – Click Here

Algorithm Complexity (Big O notation); Boolean Laws, De Morgan’s Theorem, K-Maps; Flip-Flops (SR, JK, D); Network types (LAN, WAN, MAN); Topologies; Protocols (TCP/IP, HTTP, FTP, DNS); Cybersecurity basics; SQL fundamentals (SELECT, INSERT, UPDATE, DELETE)

ISC 2027 Exam Pattern

ISC 2027 Exam Pattern

Every ISC 2027 subject combines an external theory paper with an internal practical or project component. Science subjects carry more marks in the practical (30 marks) compared to Humanities, Commerce, and Mathematics (20 marks project). You must score a minimum of 35% separately in both the theory paper and the practical/project component to pass ISC 2027 in any subject.

Subject / Stream Theory Marks Practical / Project Total Duration
Physics, Chemistry, Biology 70 30 (Practical Exam) 100 3 hours
Computer Science 70 30 (Practical Exam) 100 3 hours
Mathematics 80 20 (Project Work) 100 3 hours
English Language 80 20 (Internal Assessment) 100 3 hours
English Literature 80 20 (Project Work) 100 3 hours
Political Science, History & Civics, Economics, Commerce, Accounts 80 20 (Project Work) 100 3 hours

ISC 2027 Question Paper Pattern

Section Type Format
Compulsory Section (Section A) Short-answer questions covering the full syllabus; 1–2 marks each; no internal choice
Choice-based Section (Section B) Long-answer questions with internal choice within each question; 4–8 marks each
Elective Section (where applicable) Mathematics only: choose either Section B or Section C; answer all questions within the chosen section
ISC 2027 Syllabus Changes

ISC 2027 Syllabus Changes

As of October 2026, CISCE has not announced any reduction, addition, or structural change to the ISC 2027 syllabus. The 2026-27 syllabus is consistent with the previous year across all streams. CISCE publishes revision notifications on cisce.org — check the official website before finalising your study plan.

Subject Topics Added for 2027 Topics Removed for 2027
English Language No changes announced No changes announced
Mathematics No changes announced No changes announced
Physics No changes announced No changes announced
Chemistry No changes announced No changes announced
Biology No changes announced No changes announced
Political Science No changes announced No changes announced
History & Civics No changes announced No changes announced
Economics No changes announced No changes announced
Computer Science No changes announced No changes announced

Source: Council for the Indian School Certificate Examinations (CISCE)

Best Books for ISC 2027

Best Books for ISC 2027

The books below are widely used by ISC students and are aligned with the CISCE-prescribed syllabus. Use NCERT as the foundational text for Science subjects and ISC-specific reference books for depth and practice.

Subject Book Name Author / Publisher Why This Book
English Language Workbook for ISC English Language Evergreen Publications Covers directed writing formats and grammar with ISC-style practice exercises
Mathematics ISC Mathematics Class XII M.L. Aggarwal / Avichal Publishing Complete CISCE Maths syllabus with a large chapter-wise question bank
Physics Concepts of Physics Vol. 1 & 2 H.C. Verma / Bharati Bhawan Strong conceptual base; numericals closely match ISC theory paper difficulty
Chemistry ISC Chemistry Class XII O.P. Tandon / G.R. Bathla Chapter-by-chapter ISC syllabus coverage; excellent for Physical and Organic Chemistry
Biology ISC Biology Class XII Dr. S.C. Vashishta / S. Chand Detailed diagrams matched to the ISC Biology syllabus; includes past-year questions
Political Science ISC Political Science Class XII Prasad & Prasad / S. Chand Unit-by-unit CISCE syllabus coverage; includes constitutional articles and past-year questions
History & Civics ISC History and Civics B.K. Goyal / Oswal Publishers Covers both History and Civics components; concise and exam-oriented
Economics ISC Economics Class XII K.P.M. Sundaram / S. Chand Aligned with the ISC Economics syllabus; Micro and Macro Economics covered with diagrams
Computer Science Computer Science with Java (ISC Class XII) Sumita Arora / Dhanpat Rai Most widely used ISC Computer Science text; covers OOP, data structures, and algorithms
How to Download ISC 2027 Syllabus PDF

How to Download ISC 2027 Syllabus PDF

Follow these steps to download the official ISC 2027 subject-wise syllabus PDF from the CISCE website.

  1. Visit the official CISCE website at cisce.org.
  2. Click on the "Publications" or "Syllabus" link in the top navigation menu.
  3. Select "ISC" (Class XII) from the exam type options.
  4. Choose the subject you want and select the academic year 2026-27.
  5. Click the syllabus link — a PDF will open in a new browser tab.
  6. Press Ctrl + S (Windows) or Cmd + S (Mac) to save the PDF to your device.
  7. Alternatively, click the download icon in your PDF viewer to save the file locally.

Note: Always download the ISC 2027 syllabus directly from cisce.org. Third-party copies may be outdated or incorrect.

ISC 2027 Subject-wise Preparation Tips

ISC 2027 Subject-wise Preparation Tips

Use these subject-specific strategies to cover the ISC 2027 syllabus systematically between October 2026 and the February 2027 theory examinations.

English Language and Literature

  • Read all prescribed texts at least twice before writing answers — familiarity earns marks faster.
  • Practice formal letters, reports, and essays every week — composition carries 30 marks in Paper 1.
  • Spend 15–20 minutes daily on grammar exercises: sentence transformation and error correction are regular question types.
  • Read an English newspaper daily to build comprehension speed and vocabulary for unseen passage questions.

Mathematics

  • Calculus (differentiation and integration) carries the highest weight in Section A — start with this cluster.
  • Solve at least 10 problems per chapter from M.L. Aggarwal before moving to the next topic.
  • Decide early whether to attempt Section B or Section C — do not prepare both under time pressure.
  • Matrices, Determinants, and Probability appear consistently in ISC Mathematics — do not skip them.

Physics

  • Build a chapter-wise formula sheet and revise it every evening in the final preparation month.
  • Optics and Modern Physics together account for approximately 30% of the theory paper.
  • Complete all NCERT examples and exercises before moving to H.C. Verma for advanced numericals.
  • Practicals carry 30 marks — do not skip circuit diagram practice or experimental procedure write-ups.

Chemistry

  • Write Organic Chemistry reaction mechanisms by hand repeatedly — memorization requires active writing.
  • Electrochemistry and Chemical Kinetics carry significant marks — spend proportionally more time on them.
  • Use flash cards for p-Block element reactions and Coordination Compound IUPAC nomenclature.
  • Complete every NCERT in-text and end-of-chapter question before moving to ISC-specific books.

Biology

  • Draw diagrams for every major unit — meiosis, pollination, and the DNA replication fork are frequently tested.
  • Genetics and Evolution together typically carry 25–30% of the ISC Biology theory paper.
  • Read Biotechnology carefully — CISCE often frames application-type questions from this unit.
  • Environmental Biology (Unit 4) is factual and easy to score — do not neglect it.

Political Science

  • Units 1 and 2 on the Indian Constitution are foundational — master them before moving to the institutional units.
  • Make a separate note of every constitutional Article mentioned in Units 2–5; examiners expect precise Article numbers.
  • For Unit 7 (Indian Foreign Policy), supplement textbook content with current affairs examples on India’s bilateral relations.
  • Start the project work (20 marks) in October — do not leave it for the final month of the academic year.

History & Civics

  • Prepare a clear timeline for the Indian National Movement (1919–1947) — dates and events must be precise.
  • World War II causes and consequences are frequently asked — cover both political and economic dimensions.
  • Civics overlaps with Political Science in constitutional topics — use your Political Science notes here too.
  • Answer History questions in a structured format: background, event, significance, and outcome.

Economics

  • Learn and redraw all key diagrams: indifference curves, cost curves, and Aggregate Demand/Supply graphs.
  • Practice numerical problems on elasticity, national income, and balance of payments weekly.
  • The Indian Economy section (Part II) is largely factual — use NCERT and update with current economic data.
  • Write definitions precisely — ISC Economics examiners expect textbook-accurate phrasing.

Computer Science

  • Write Java programs by hand in your notebook — practical examinations test live coding without IDE support.
  • Data structures (linked lists, stacks, queues, binary trees) require repeated implementation practice from scratch.
  • Understand sorting algorithms step-by-step before memorising code — trace through each pass manually.
  • Networking theory (TCP/IP, OSI model, topologies) carries marks in theory — do not treat it as optional reading.
ISC Syllabus 2027 FAQs

ISC Syllabus 2027 FAQs

Ques. Is the ISC 2027 syllabus the same as the ISC 2026 syllabus?

Ans. As of October 2026, CISCE has not announced any major revision to the ISC 2027 syllabus. The 2026-27 syllabus is structurally consistent with the previous year. Download the official ISC 2027 syllabus PDF from cisce.org to confirm the topic list for each subject before starting preparation.

Ques. What is the ISC 2027 Political Science syllabus?

Ans. The ISC 2027 Political Science syllabus covers eight units: (1) Making of India’s Constitution; (2) Key Features of the Constitution (Preamble, Fundamental Rights, DPSPs, Fundamental Duties); (3) Parliament; (4) The Executive; (5) The Judiciary; (6) Federalism and Centre-State Relations; (7) Indian Foreign Policy; and (8) India in the Changing World Order. The paper carries 80 marks theory and 20 marks for project work.

Ques. Where can I download the official ISC 2027 syllabus PDF?

Ans. Download the ISC 2027 syllabus PDF from the official CISCE website at cisce.org. Go to the Publications section, select ISC (Class XII), choose your subject, and download the PDF. Always use the official CISCE portal — third-party copies may be outdated.

Ques. What is the passing mark in ISC 2027?

Ans. You must score at least 35% separately in both the theory paper and the practical or project component to pass ISC 2027 in each subject. Failing either component independently means failing the subject even if your combined total is above 35%.

Ques. Is NCERT sufficient for ISC 2027 Science subjects?

Ans. NCERT is a strong foundation for ISC Science but is not sufficient on its own. The ISC syllabus is broader and more detailed than NCERT in Physics and Mathematics. Use NCERT alongside CISCE-specific reference books — H.C. Verma for Physics and M.L. Aggarwal for Mathematics — to cover the full syllabus depth.

Ques. Has the ISC syllabus been revised for 2027?

Ans. No major revision has been announced for the ISC 2027 cycle as of October 2026. If CISCE revises the syllabus, the update will appear on cisce.org. Check the official portal regularly in the months before your examinations.

Ques. What books should I use for ISC 2027 Political Science?

Ans. For ISC 2027 Political Science, use ISC Political Science (Class XII) by Prasad & Prasad (S. Chand) as your primary reference. Supplement it with NCERT Political Science textbooks — Indian Constitution at Work and Contemporary World Politics — for strong conceptual grounding on all eight units.

Ques. When are the ISC 2027 theory exams?

Ans. ISC 2027 theory examinations are expected to begin in February 2027 and conclude in April 2027, based on previous year patterns. CISCE will release the official timetable on cisce.org — check the portal for confirmed dates once the schedule is published.

Ques. What are the most important units in ISC 2027 Political Science?

Ans. All eight units carry approximately equal weightage in the ISC Political Science theory paper. Units 1 and 2 on the Indian Constitution are foundational — master them first as they underpin the units on Parliament, Executive, Judiciary, and Federalism. Units 7 and 8 on Foreign Policy are high-scoring and largely factual.

Ques. How many subjects are offered in ISC 2027?

Ans. CISCE offers over 30 subjects in ISC 2027 across Science, Commerce, and Humanities streams. Every student must take English Language (Paper 1) as a compulsory subject. Additional subjects are chosen based on your stream and the subjects offered by your school.

Ques. Does ISC 2027 follow the NCERT syllabus?

Ans. ISC 2027 does not follow the NCERT syllabus. CISCE prescribes its own subject-wise syllabus, which is typically broader and more detailed than NCERT — especially in Mathematics, Physics, and Chemistry. NCERT is a useful starting reference but cannot replace the official CISCE syllabus PDF for complete ISC preparation.

Ques. How should I plan to complete the full ISC 2027 syllabus on time?

Ans. Start subject-wise preparation in October 2026. Complete all new topics by December 2026. Use January 2027 (practical exam period) for your first full revision of each subject. Begin full-length mock papers and past-year ISC papers in February 2027, focusing on high-weightage units first. Keep project work running in parallel — do not leave it for the final weeks.

*The article might have information for the previous academic years, which will be updated soon subject to the notification issued by the University/College.