CBSE Class 12 Question Bank
A question bank is one of the most powerful tools in a CBSE Class 12 student's preparation arsenal. It is a comprehensive collection of questions drawn from previous years' board papers, CBSE sample papers, NCERT exercises, and competency-based question formats. Preparing from a well-structured CBSE question bank for Class 12 ensures that students encounter maximum possible question varieties before sitting for the 2027 Board Exams.
What Is a CBSE Class 12 Question Bank?
A CBSE Class 12 question bank is a subject-wise, chapter-wise compilation of questions that includes:
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CBSE Previous Year Board Questions (last 10–15 years)
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NCERT Exercise and Exemplar Questions
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CBSE Sample Paper Questions
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Competency-Based Questions (CBQs) including case studies, data-based questions, and assertion-reason types
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Important extra questions aligned with the latest CBSE exam pattern
Question banks are designed to cover every type of question that can appear in the board exam, helping students practice comprehensively without missing any important topic.
Why Use a Question Bank for CBSE Class 12?
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Benefit |
Explanation |
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Comprehensive Coverage |
Covers all chapters and question formats in one place |
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Pattern Familiarity |
Repeated exposure to CBSE-style questions builds exam temperament |
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Time Management |
Practising a variety of questions improves speed and accuracy |
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Weak Area Identification |
Chapter-wise questions help pinpoint areas needing more revision |
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Competency-Based Practice |
Dedicated CBQ sections prepare students for the modern exam pattern |
Subject-Wise CBSE Class 12 Question Bank Overview
Physics Question Bank
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Chapter |
Important Question Types |
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Electric Charges and Fields |
Derivations, numerical on Coulomb's law, field lines diagram |
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Electrostatic Potential |
MCQs, numerical on capacitance, assertion-reason |
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Current Electricity |
Kirchhoff's laws, numerical, circuit diagrams |
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Magnetic Effects of Current |
Biot-Savart law derivation, numerical, MCQs |
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Electromagnetic Induction |
Faraday's law, numerical on EMF, case-based |
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Ray Optics |
Lens formula, mirror formula, numerical |
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Wave Optics |
Interference, diffraction, Young's double slit numerical |
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Dual Nature of Radiation |
Photoelectric effect, Einstein's equation, numerical |
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Atoms |
Bohr model, energy levels, MCQs |
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Nuclei |
Radioactivity, half-life numerical |
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Semiconductor Devices |
Logic gates, diode characteristics, MCQs |
Chemistry Question Bank
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Chapter |
Important Question Types |
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Solutions |
Colligative properties, numerical on molality/molarity |
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Electrochemistry |
Nernst equation, Faraday's laws numerical |
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Chemical Kinetics |
Rate law, order of reaction, numerical |
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d and f Block Elements |
Properties, comparison, important compounds |
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Coordination Compounds |
IUPAC naming, isomerism, VBT/CFT |
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Haloalkanes and Haloarenes |
Mechanisms, reactions, named reactions |
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Alcohols, Phenols & Ethers |
Preparation, properties, reactions |
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Aldehydes & Ketones |
Nucleophilic addition, named reactions, numerical |
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Amines |
Basicity order, reactions, Hinsberg test |
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Biomolecules |
Types, functions, structure-based questions |
Mathematics Question Bank
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Chapter |
Important Question Types |
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Relations and Functions |
Domain/range, types of functions, composition |
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Inverse Trigonometric Functions |
Principal values, identities, evaluation |
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Matrices & Determinants |
Operations, properties, solving equations |
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Continuity & Differentiability |
Derivatives, chain rule, implicit differentiation |
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Applications of Derivatives |
Maxima/minima, tangent/normal, increasing-decreasing |
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Integrals |
Definite/indefinite, by parts, substitution |
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Application of Integrals |
Area under curves, between curves |
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Differential Equations |
Order, degree, variable separable, linear |
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Vectors |
Dot product, cross product, scalar triple product |
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3D Geometry |
Direction cosines, equation of line/plane |
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Linear Programming |
Graphical method, corner points, word problems |
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Probability |
Bayes' theorem, binomial distribution |
Biology Question Bank
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Chapter |
Important Question Types |
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Reproduction in Organisms |
Types, structures, diagrams |
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Sexual Reproduction in Flowering Plants |
Pollination, fertilisation, diagrams |
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Human Reproduction |
Gametogenesis, fertilisation, menstrual cycle |
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Reproductive Health |
Contraception, STDs, infertility |
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Principles of Inheritance |
Mendel's laws, monohybrid/dihybrid cross |
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Molecular Basis of Inheritance |
DNA replication, transcription, translation |
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Evolution |
Darwinism, evidences, human evolution |
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Human Health and Disease |
Immunity, pathogens, vaccines |
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Biotechnology |
Recombinant DNA, PCR, gel electrophoresis |
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Ecosystem |
Energy flow, nutrient cycling, ecological succession |
Question Type Distribution in CBSE Class 12 Question Banks (General)
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Question Type |
Description |
Typical Marks |
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MCQ (1 mark) |
Four options, one correct answer |
1 |
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Assertion-Reason (1 mark) |
Evaluate both statement and reason |
1 |
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Very Short Answer (VSA) |
1–2 line answers |
2 |
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Short Answer I (SA-I) |
2–4 lines or small numerical |
2–3 |
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Short Answer II (SA-II) |
Explanation, derivation, medium numerical |
3 |
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Case-Based / Source-Based |
Read a passage/table, answer sub-questions |
4 |
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Long Answer (LA) |
Detailed explanation, long derivation |
5 |
CBSE Class 12 Question Bank — Chapter-Wise Weightage Strategy
Not all chapters carry equal weight. A smart question bank approach means prioritising high-yield chapters:
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Subject |
High-Weightage Chapters to Focus On |
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Physics |
Optics (18 marks), Electrostatics + Current Electricity (16 marks) |
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Chemistry |
Organic Chemistry (3 chapters combined ~20 marks) |
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Mathematics |
Calculus — Integrals + Derivatives (35 marks combined) |
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Biology |
Genetics and Evolution (18 marks), Reproduction (16 marks) |
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Accountancy |
Partnership Accounts (highest weight in Part A) |
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Economics |
Macroeconomics — National Income, Money and Banking |
CBSE Official Question Bank — CBSE's Own Initiative
CBSE has released its own Competency-Based Question Banks for Class 12 through its official platforms. These include questions specifically designed to test:
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Application of concepts in real-world contexts
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Analysis of data, graphs, and passages
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Evaluation and creation-level thinking (as per Bloom's taxonomy)
Students preparing for 2027 boards should definitely access CBSE's official question repository available at cbseacademic.nic.in and diksha.gov.in.
How to Use a Question Bank Effectively
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Chapter-by-Chapter Approach: After finishing a chapter from NCERT, immediately solve all related questions from the question bank.
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Categorise by Difficulty: Solve easy and medium questions first, then tackle difficult/long answer questions.
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Attempt All Question Types: Do not skip MCQs or assertion-reason — they account for 20–25% of marks.
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Time Yourself: For long answer questions, practice writing complete answers within 5–7 minutes.
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Revise Mistakes: Mark incorrect answers and revisit them during revision cycles.
Oswaal Books' question banks for Class 12 are widely known for their chapter-wise arrangement, CBSE Board question integration, and inclusion of the latest CBQ formats — making them a reliable supplement to NCERT practice once your conceptual foundation is strong.
Other Recommended Books | Study Materials (All Subjects)
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CBSE Sample Papers Class 12 | For 2026 Board Exams |
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CBSE Question Banks Class 12 | For 2027 Board Exams |
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CBSE Previous Year Question Papers Class 12 | For 2027 Board Exams |
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NCERT Exemplar Class 12 | For Latest Board Exams |
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CBSE One for All Class 12 | For 2027 Board Exams |
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CBSE Syllabus Class 12 | For 2027 Board Exams |
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CBSE Class 12 Notes | For 2027 Board Exams |
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NCERT Books Class 12 | For 2027 Board Exams |
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Free CBSE ICSE Specimen Sample Books for Teachers |
Practice Comprehensively with Oswaal360 CBSE Online Courses for Class 12 Board Exams 2027
Practice Now with Free Oswaal360 Online Mock Test for CBSE Class 12 Board Exams 2027
Are You a Teacher? Apply for FREE CBSE Class 12 Specimen Sample Books for Teachers from our end.
Frequently Asked Questions
A question bank is a curated collection of questions from multiple sources (PYQs, sample papers, extra questions). Previous year papers are original, full-length papers from past board exams.
Solving a question bank alongside NCERT textbooks significantly improves preparation. However, also solve full-length mock tests to develop exam temperament.
Yes. CBSE releases competency-based question banks through its academic portal. These are free and should be the starting point before using any other resource.
Aim to solve at least 200–300 questions per subject, covering all chapters and all question types.
