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:

  • CBSE Previous Year Board Questions (last 10–15 years)

  • NCERT Exercise and Exemplar Questions

  • CBSE Sample Paper Questions

  • Competency-Based Questions (CBQs) including case studies, data-based questions, and assertion-reason types

  • 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.

CBSE Class 12 Question Banks

Why Use a Question Bank for CBSE Class 12?

Benefit

Explanation

Comprehensive Coverage

Covers all chapters and question formats in one place

Pattern Familiarity

Repeated exposure to CBSE-style questions builds exam temperament

Time Management

Practising a variety of questions improves speed and accuracy

Weak Area Identification

Chapter-wise questions help pinpoint areas needing more revision

Competency-Based Practice

Dedicated CBQ sections prepare students for the modern exam pattern

Subject-Wise CBSE Class 12 Question Bank Overview

Physics Question Bank

Chapter

Important Question Types

Electric Charges and Fields

Derivations, numerical on Coulomb's law, field lines diagram

Electrostatic Potential

MCQs, numerical on capacitance, assertion-reason

Current Electricity

Kirchhoff's laws, numerical, circuit diagrams

Magnetic Effects of Current

Biot-Savart law derivation, numerical, MCQs

Electromagnetic Induction

Faraday's law, numerical on EMF, case-based

Ray Optics

Lens formula, mirror formula, numerical

Wave Optics

Interference, diffraction, Young's double slit numerical

Dual Nature of Radiation

Photoelectric effect, Einstein's equation, numerical

Atoms

Bohr model, energy levels, MCQs

Nuclei

Radioactivity, half-life numerical

Semiconductor Devices

Logic gates, diode characteristics, MCQs

Chemistry Question Bank

Chapter

Important Question Types

Solutions

Colligative properties, numerical on molality/molarity

Electrochemistry

Nernst equation, Faraday's laws numerical

Chemical Kinetics

Rate law, order of reaction, numerical

d and f Block Elements

Properties, comparison, important compounds

Coordination Compounds

IUPAC naming, isomerism, VBT/CFT

Haloalkanes and Haloarenes

Mechanisms, reactions, named reactions

Alcohols, Phenols & Ethers

Preparation, properties, reactions

Aldehydes & Ketones

Nucleophilic addition, named reactions, numerical

Amines

Basicity order, reactions, Hinsberg test

Biomolecules

Types, functions, structure-based questions

Mathematics Question Bank

Chapter

Important Question Types

Relations and Functions

Domain/range, types of functions, composition

Inverse Trigonometric Functions

Principal values, identities, evaluation

Matrices & Determinants

Operations, properties, solving equations

Continuity & Differentiability

Derivatives, chain rule, implicit differentiation

Applications of Derivatives

Maxima/minima, tangent/normal, increasing-decreasing

Integrals

Definite/indefinite, by parts, substitution

Application of Integrals

Area under curves, between curves

Differential Equations

Order, degree, variable separable, linear

Vectors

Dot product, cross product, scalar triple product

3D Geometry

Direction cosines, equation of line/plane

Linear Programming

Graphical method, corner points, word problems

Probability

Bayes' theorem, binomial distribution

Biology Question Bank

Chapter

Important Question Types

Reproduction in Organisms

Types, structures, diagrams

Sexual Reproduction in Flowering Plants

Pollination, fertilisation, diagrams

Human Reproduction

Gametogenesis, fertilisation, menstrual cycle

Reproductive Health

Contraception, STDs, infertility

Principles of Inheritance

Mendel's laws, monohybrid/dihybrid cross

Molecular Basis of Inheritance

DNA replication, transcription, translation

Evolution

Darwinism, evidences, human evolution

Human Health and Disease

Immunity, pathogens, vaccines

Biotechnology

Recombinant DNA, PCR, gel electrophoresis

Ecosystem

Energy flow, nutrient cycling, ecological succession

Question Type Distribution in CBSE Class 12 Question Banks (General)

Question Type

Description

Typical Marks

MCQ (1 mark)

Four options, one correct answer

1

Assertion-Reason (1 mark)

Evaluate both statement and reason

1

Very Short Answer (VSA)

1–2 line answers

2

Short Answer I (SA-I)

2–4 lines or small numerical

2–3

Short Answer II (SA-II)

Explanation, derivation, medium numerical

3

Case-Based / Source-Based

Read a passage/table, answer sub-questions

4

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:

Subject

High-Weightage Chapters to Focus On

Physics

Optics (18 marks), Electrostatics + Current Electricity (16 marks)

Chemistry

Organic Chemistry (3 chapters combined ~20 marks)

Mathematics

Calculus — Integrals + Derivatives (35 marks combined)

Biology

Genetics and Evolution (18 marks), Reproduction (16 marks)

Accountancy

Partnership Accounts (highest weight in Part A)

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:

  • Application of concepts in real-world contexts

  • Analysis of data, graphs, and passages

  • 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

  1. Chapter-by-Chapter Approach: After finishing a chapter from NCERT, immediately solve all related questions from the question bank.

  2. Categorise by Difficulty: Solve easy and medium questions first, then tackle difficult/long answer questions.

  3. Attempt All Question Types: Do not skip MCQs or assertion-reason — they account for 20–25% of marks.

  4. Time Yourself: For long answer questions, practice writing complete answers within 5–7 minutes.

  5. 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)

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

Click Here

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.