Are you a Class 12 Bihar Board student searching for your official textbooks online? You've come to the right place. On this page, you can access all Bihar Board 12th Books for every stream — Science, Commerce, and Arts — absolutely free.
The Bihar School Examination Board (BSEB) prescribes specific textbooks for the Intermediate (Class 12) examination. These BSEB Class 12 Textbooks are the primary source of all questions that appear in your board examination. Whether you've lost your physical copy, want a digital backup, or are studying from home — downloading your 12वीं बिहार बोर्ड पुस्तक in PDF format is the smartest move you can make.
Bookmark this page — we update download links as soon as BSEB releases new or revised editions of Class 12 books.
The Bihar Board Class 12 Books, also widely referred to as 12वीं बिहार बोर्ड पुस्तक, are officially prescribed by the Bihar School Examination Board (BSEB), Patna. These textbooks are either directly published by BSEB or adopted from NCERT — both of which are fully aligned with the Intermediate examination syllabus.
For the majority of subjects, BSEB prescribes NCERT textbooks as the primary resource. However, for Hindi, Urdu, Maithili, and some regional language subjects, BSEB publishes its own dedicated textbooks through the Bihar State Textbook Publishing Corporation (BSTPC).
Here is a quick overview of the prescribed book categories:
| Category | Examples | Published By |
|---|---|---|
| NCERT Textbooks | Physics, Chemistry, Maths, Biology, English, Economics | NCERT, New Delhi |
| BSEB / State Books | Hindi, Maithili, Urdu, Sanskrit | BSTPC / BSEB Patna |
| Stream-specific books | Accountancy, Business Studies, History, Geography | NCERT / BSEB |
Understanding which book to study from is the first step in building an effective preparation strategy for the Bihar Board 12th examination.
Here is a list of Bihar Board Books for Class 12th PDF such as Accountancy Company, Accountancy Non Profit, Accountancy Part 1, Accountancy Part 2, An Introduction to Macroeconomics, An Introduction to Microeconomics, Biology, Biology Hindi, Business Studies Part 1, Business Studies Part 2, Chemistry Part 1, Chemistry Part 2, Contemporary World Politics, Fundamentals of Human Geography, India People and Economy, Maths Part1, Maths Part2, Physics Hindi Part 1, Physics Hindi Part 2, Physics Part 1, Physics Part 2, Practical Work in Geography Part 2, Psychology, Social Change and Development in India, Themes in Indian HistoryI, Themes in Indian HistoryII and Themes in Indian HistoryIII.
You can jump to subject-wise chapters in the section below—click a subject card to scroll to its chapter list on this page.
Alongside textbooks, BiharBoardBook also provides Bihar Board Class 12th resources in the following categories: Solutions, Previous Year Question Papers, Objective Questions, Sample Papers and Syllabus. Use the links below to open each section for Class 12.
Select a subject below to scroll to the chapter list for that subject. Open any chapter card to view the book page for that chapter.
Each block lists every chapter we have for that subject. Subject titles link to the same block; chapter cards open the full chapter view.
Browse Bihar School Examination Board (BSEB) Class 12th book for Accountancy Company on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Accountancy Company (Class 12th): Prelims, Financial Market, Marketing, Consumer Protection, and Entrepreneurship Development.
Browse Bihar School Examination Board (BSEB) Class 12th book for Accountancy Non Profit on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Accountancy Non Profit (Class 12th): Prelims, Accounting for NotforProfit Organisation, Accounting for Partnership Basic Concepts, Reconstitution of a Partnership Firm Admission of a Partner, Reconstitution of a Partnership Firm RetirementDeath of a Partner, and Dissolution of Partnership Firm.
Browse Bihar School Examination Board (BSEB) Class 12th book for Accountancy Part 1 on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Accountancy Part 1 (Class 12th): Prelims, Accounting An Introduction, Theoretical Basis of Accounting, Recording of Transactions I, Recording of Transactions II, Bank Reconciliation Details, Rectification of Trial Balance and Errors, Depreciation, Provisioning and Accumulation, and Bill of Exchange.
Browse Bihar School Examination Board (BSEB) Class 12th book for Accountancy Part 2 on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Accountancy Part 2 (Class 12th): Prelims, Financial Statement I, Financial Statement II, Accounts from Incomplete Records, Application of Computer in Accounting, Computerized Accounting System, Structure of the Database for Accounting, and Accounting System Using Database Management System.
Browse Bihar School Examination Board (BSEB) Class 12th book for An Introduction to Macroeconomics on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for An Introduction to Macroeconomics (Class 12th): Prelims, Introduction, Theory Of Consumer Behaviour, Production And Costs, The Theory Of The Firm Under Perfect Competition, Market Equilibrium, and Noncompetitive Markets.
Browse Bihar School Examination Board (BSEB) Class 12th book for An Introduction to Microeconomics on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for An Introduction to Microeconomics (Class 12th): Prelims, Introduction, National Income Accounting, Money And Banking, Determination of Income, The Government Budget and the Economy, and Open Economy Macroeconomics.
Browse Bihar School Examination Board (BSEB) Class 12th book for Biology on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Biology (Class 12th): Prelims, Reproduction In Organisms, Sexual Reproduction In Flowering Plants, Human Reproduction, Reproductive Health, Principles Of Inheritance And Variation, Molecular Basis Of Inheritance, Evolution, Human Health And Disease, Strategies For Enhancement In Food Production, Microbes In Human Welfare, Biotechnology Principles And Processes, Biotechnology And Its Applications, Organisms and Populations, Ecosystem, Biodiversity and Conservation, and Environmental Issues.
Browse Bihar School Examination Board (BSEB) Class 12th book for Biology Hindi on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Biology Hindi (Class 12th): Prelims, Life World, Classification of Fauna, Plant Kingdom, Animal Kingdom, Morphology of Flowering Plants, Body of Flowering Plants, Structural Organization in Animals, Cell The Unit of Life, Biomolecules, Cell Cycle and Cell Division, Mineral Nutrition, Photosynthesis in Higher Plants, Respiration in Plants, Plant Growth and Development, Digestion and Absorption, Respiration and Exchange of Gases, Body Fluids and Circulation, Excretory Products and Their Removal, Heating and Movement, Neural Control and Coordination, and Chemical Coordination and Integration.
Browse Bihar School Examination Board (BSEB) Class 12th book for Business Studies Part 1 on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Business Studies Part 1 (Class 12th): Prelims, Nature And Significance Of Management, Principles Of Management, Business Environment, Planning, Organising, Staffing, Directing, and Controlling.
Browse Bihar School Examination Board (BSEB) Class 12th book for Business Studies Part 2 on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Business Studies Part 2 (Class 12th): Prelims, Business Finance, Financial Markets, Marketing, Consumer Protection, and Entrepreneurship Development.
Browse Bihar School Examination Board (BSEB) Class 12th book for Chemistry Part 1 on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Chemistry Part 1 (Class 12th): Prelims, The Solid State PartI, The Solid State PartII, Solutions, Electrochemistry, Chemical Kinetics, Surface Chemistry, General Principles and Processes of Isolation of Elements, The pBlock Elements, The dand fBlock Elements, and Coordination Compounds.
Browse Bihar School Examination Board (BSEB) Class 12th book for Chemistry Part 2 on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Chemistry Part 2 (Class 12th): Prelims, Haloalkanes and Haloarenes, Alcohols, Phenols Phenols and Ethers, Aldehydes, Ketones and Carboxylic Acids, Amines, and Polymers.
Browse Bihar School Examination Board (BSEB) Class 12th book for Contemporary World Politics on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Contemporary World Politics (Class 12th): Prelims, शीतयुद्ध का दौर, दो ध्रुवीयता का अंत, समकालीन विश्व में अमरीकी वर्चस्व, सत्ता के वैकल्पिक केंद्र, समकालीन दक्षिण एशिया, अंतरराष्ट्रीय संगठन, समकालीन विश्व में सुरक्षा, पर्यावरण और प्राकृतिक संसाधन, and वैश्वीकरण.
Browse Bihar School Examination Board (BSEB) Class 12th book for Fundamentals of Human Geography on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Fundamentals of Human Geography (Class 12th): Prelims, Human Geography Nature and Scope, The World Population Distribution, Density and Growth, Population Composition, Human Development, Primary Activities, Secondary Activities, Tertiary and Quaternary Activities, Transport and Communication, International Trade, and Human Settlements.
Browse Bihar School Examination Board (BSEB) Class 12th book for India People and Economy on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for India People and Economy (Class 12th): Prelims, Population : Distribution, Density, Growth and Composition, Migration : Types, Causes and Consequences, Human Development, Human Settlements, Land Resources and Agriculture, Water Resources, Mineral and Energy Resources, Manufacturing Industries, Planning and Sustainable Development In Indian Context, Transport and Communication, International Trade, and Geographical Perspective On Selected Issues and Problems.
Browse Bihar School Examination Board (BSEB) Class 12th book for Maths Part1 on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Maths Part1 (Class 12th): Prelims, Relations And Functions, Inverse Trigonometric Functions, Matrices, Determinants, Continuity And Differentiability, and Application Of Derivatives.
Browse Bihar School Examination Board (BSEB) Class 12th book for Maths Part2 on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Maths Part2 (Class 12th): Prelims, Integrals, Application Of Integrals, Differential Equations, Vector Algebra, Three Dimensional Geometry, Linear Programming, and Probability.
Browse Bihar School Examination Board (BSEB) Class 12th book for Physics Hindi Part 1 on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Physics Hindi Part 1 (Class 12th): Prelims, Physical World, Units And Measurements, Motion in a straight line, Motion in plane, Laws of Motion, Work, Energy And Power, System Of Particles And Rotational Motion, and Gravity.
Browse Bihar School Examination Board (BSEB) Class 12th book for Physics Hindi Part 2 on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Physics Hindi Part 2 (Class 12th): Prelims, Mechanical Properties of Solids, Mechanical Properties of Fluids, Thermal Properties of Matter, Thermodynamics, Molecular Theory, Oscillations, and Waves.
Browse Bihar School Examination Board (BSEB) Class 12th book for Physics Part 1 on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Physics Part 1 (Class 12th): Prelims, Electric Charges and Fields, Electrostatic Potential and Capacitance, Current Electricity, Moving Charges and Magnetism, Magnetism and Matter, Electromagnetic Induction, Alternating current, and Electromagnetic Waves.
Browse Bihar School Examination Board (BSEB) Class 12th book for Physics Part 2 on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Physics Part 2 (Class 12th): Prelims, Ray Optics And Optical Instruments, Wave Optics, Dual Nature Of Radiation And Matter, Atoms, Nuclei, Semiconductor Electronics Materials, Devices and Simple Circuits, and Communication System.
Browse Bihar School Examination Board (BSEB) Class 12th book for Practical Work in Geography Part 2 on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Practical Work in Geography Part 2 (Class 12th): Prelims, Data Its Source and Compilation, Data Processing, Graphical Representation Of Data, Use Of Computer In Data Processing and Mapping, Field Surveys, and Spatial Information Technology.
Browse Bihar School Examination Board (BSEB) Class 12th book for Psychology on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Psychology (Class 12th): Prelims, Variations In Psychological Attributes, Self and Personality, Meeting Life Challenges, Psychological Disorders, Therapeutic Approaches, Attitude and Social Cognition, Social Influence and Group Process, Psychology and Life, and Development of Psychological Skills.
Browse Bihar School Examination Board (BSEB) Class 12th book for Social Change and Development in India on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Social Change and Development in India (Class 12th): Structural Change, Cultural Change, The Story of Indian Democracy, Change and Development in Rural Society, Change and Development in Industrial Society, Globalisation and Social Change, Mass Media and Communications, and Social Movements.
Browse Bihar School Examination Board (BSEB) Class 12th book for Themes in Indian HistoryI on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Themes in Indian HistoryI (Class 12th): Prelims, Bricks; Beads and Bones The Harappan Civilisation, Kings; Farmers and Towns Early States and Economies, Kinship, Caste and Class Early Societies, and Thinkers; Beliefs and Buildings Cultural Developments.
Browse Bihar School Examination Board (BSEB) Class 12th book for Themes in Indian HistoryII on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Themes in Indian HistoryII (Class 12th): Prelims, Through the Eyes Of Travellers, BhaktiSufi Traditions, An Imperial Capital Vijaya Nagara, Peasants, Zamindars and the State, and Kings And Chronicles.
Browse Bihar School Examination Board (BSEB) Class 12th book for Themes in Indian HistoryIII on this site, organised chapter by chapter so you can find the exact topic you need. Each chapter below opens its own page with full content for that part of the syllabus.
Chapter titles for Themes in Indian HistoryIII (Class 12th): Prelims, Colonialism and the Countryside, Rebels and the Raj, Colonial Cities, Mahatma Gandhi and The Nationalist Movement, Understanding Partition, and Framing the Constitution.
Many students make the mistake of jumping directly to guides and refreshers without first mastering the official textbooks. Here's why the BSEB Class 12 Textbooks must always be your primary study resource:
The Science stream is the most sought-after stream under BSEB Class 12. Below are all the Bihar Board 12th Books for Science stream — click the download link to access your book.
| # | Subject | Book Title | Language |
|---|---|---|---|
| 1 | Physics Part I | NCERT Physics Part 1 – Class 12 | Hindi / English |
| 2 | Physics Part II | NCERT Physics Part 2 – Class 12 | Hindi / English |
| 3 | Chemistry Part I | NCERT Chemistry Part 1 – Class 12 | Hindi / English |
| 4 | Chemistry Part II | NCERT Chemistry Part 2 – Class 12 | Hindi / English |
| 5 | Mathematics | NCERT Mathematics – Class 12 | Hindi / English |
| 6 | Biology | NCERT Biology – Class 12 | Hindi / English |
| 7 | English | Flamingo + Vistas (NCERT) | English |
| 8 | Hindi | Bihar Board Hindi – Class 12 | Hindi |
💡 Note for Science Students: Physics and Chemistry are split into two parts each. Make sure you download both parts for complete syllabus coverage.
Commerce stream students can access all their BSEB Class 12 Textbooks below. These books cover Accountancy, Business Studies, Economics, and more.
| # | Subject | Book Title | Language |
|---|---|---|---|
| 1 | Accountancy Part I | NCERT Accountancy Part 1 – Class 12 | Hindi / English |
| 2 | Accountancy Part II | NCERT Accountancy Part 2 – Class 12 | Hindi / English |
| 3 | Business Studies Part I | NCERT Business Studies Part 1 – Class 12 | Hindi / English |
| 4 | Business Studies Part II | NCERT Business Studies Part 2 – Class 12 | Hindi / English |
| 5 | Economics – Macroeconomics | NCERT Macroeconomics – Class 12 | Hindi / English |
| 6 | Economics – Indian Economic Development | NCERT Indian Economic Development | Hindi / English |
| 7 | Mathematics / Statistics | NCERT Mathematics – Class 12 | Hindi / English |
| 8 | English | Flamingo + Vistas (NCERT) | English |
| 9 | Hindi | Bihar Board Hindi – Class 12 | Hindi |
💡 Note for Commerce Students: Accountancy and Business Studies are each divided into two parts. Both parts are equally important for your Bihar Board 12th exam.
The Arts stream under Bihar Board Class 12 covers a rich variety of subjects. Here are all the Bihar Board 12th Books for Arts stream:
| # | Subject | Book Title | Language |
|---|---|---|---|
| 1 | History Part I | NCERT Themes in Indian History Part 1 | Hindi / English |
| 2 | History Part II | NCERT Themes in Indian History Part 2 | Hindi / English |
| 3 | History Part III | NCERT Themes in Indian History Part 3 | Hindi / English |
| 4 | Geography Part I | NCERT Fundamentals of Human Geography | Hindi / English |
| 5 | Geography Part II | NCERT India – People and Economy | Hindi / English |
| 6 | Political Science Part I | NCERT Contemporary World Politics | Hindi / English |
| 7 | Political Science Part II | NCERT Politics in India Since Independence | Hindi / English |
| 8 | Economics | NCERT Macroeconomics + Indian Economic Dev. | Hindi / English |
| 9 | Psychology | NCERT Psychology – Class 12 | Hindi / English |
| 10 | Sociology Part I | NCERT Indian Society | Hindi / English |
| 11 | Sociology Part II | NCERT Social Change and Development in India | Hindi / English |
| 12 | Home Science | NCERT Human Ecology & Family Sciences | Hindi / English |
| 13 | Hindi | Bihar Board Hindi – Class 12 | Hindi |
| 14 | English | Flamingo + Vistas (NCERT) | English |
| 15 | Sanskrit | BSEB Sanskrit – Class 12 | Sanskrit / Hindi |
| 16 | Urdu / Maithili | BSEB Urdu / Maithili – Class 12 | Respective Language |
💡 Note for Arts Students: History is split into three volumes — one of the largest reading loads among all streams. Start History early and revise the source-based questions from all three parts, as they carry significant marks.
Accessing your Bihar Board 12th Books as PDFs offers several practical advantages over physical copies:
1. Study Anytime, Anywhere PDF textbooks are available on your smartphone, tablet, or laptop. Whether you're commuting, at home, or at a relative's place during holidays — your complete 12वीं बिहार बोर्ड पुस्तक is always with you.
2. Searchable Content Digital PDFs allow you to use the Ctrl+F search function to instantly locate any topic, definition, or keyword. This is a massive time-saver during revision.
3. No Risk of Loss or Damage Physical books get torn, misplaced, or damaged. A downloaded PDF can be stored in multiple places — your phone, Google Drive, or email — with zero risk of permanent loss.
4. Zoom and Highlight Features PDF readers allow you to zoom into diagrams, highlight important text, and add digital notes — making active reading more effective.
5. Environmentally Friendly and Cost-Free Downloading your BSEB Class 12 Textbooks in PDF eliminates printing costs and is a greener alternative to photocopying chapters.
6. Easy for Last-Minute Revision You can keep your PDF books on your phone and flip through key chapters or diagrams while waiting for your exam to begin.
Downloading the books is step one — here's how to actually use your Bihar Board 12th Books to score maximum marks:
Q1. Are Bihar Board 12th Books available for free download?
Yes. All Bihar Board Class 12 Books — both NCERT and BSEB-published — are available for free download using the links provided on this page.
Q2. Are the Bihar Board Class 12 books the same as NCERT books?
For most subjects — especially in Science and Commerce — BSEB Class 12 Textbooks are the same as NCERT textbooks. However, for Hindi, regional languages (Maithili, Urdu), and some Arts subjects, BSEB prescribes its own state-published books through BSTPC.
Q3. Are Bihar Board 12th Books available in Hindi medium?
Yes. NCERT publishes Hindi-medium translations of all major textbooks, and BSEB prescribes the Hindi-medium version for students in the Hindi medium stream. All Hindi-medium 12वीं बिहार बोर्ड पुस्तक PDF links are available on this page.
Q4. Is studying only from Bihar Board textbooks enough to pass the Class 12 exam?
Absolutely yes, and in fact, it is the most recommended strategy. Students who thoroughly study the BSEB Class 12 Textbooks — especially the NCERT books — have everything they need to score high in the Bihar Board Intermediate examination. Additional guides are supplementary, not mandatory.
Q5. How many books are there in Bihar Board 12th Science stream?
The Science stream typically has 8 books — Physics (2 parts), Chemistry (2 parts), Mathematics, Biology, English (Flamingo + Vistas), and Hindi. Some students may have an additional optional subject.
Q6. Can I use Bihar Board 12th Books for JEE and NEET preparation?
Yes, to a significant extent. Since Bihar Board Class 12 Science books are the NCERT textbooks — the same books recommended for JEE and NEET — mastering these books benefits both board exam and competitive exam preparation simultaneously.
Q7. Does Bihar Board Class 12 have practical books or lab manuals?
Yes. For Science subjects (Physics, Chemistry, Biology), practical examinations are conducted and BSEB/NCERT lab manuals are prescribed. Consult your school teacher for the specific practical manual in use at your school.
Q8. Are the books for Bihar Board Class 12 updated sylalbus?
Yes. The books linked on this page are the latest editions aligned with the Bihar Board Syllabus. BSEB follows NCERT's updated curriculum, and any changes in content are reflected in the latest edition of the textbooks.
Q9. What is the difference between Bihar Board books and books from other state boards?
The core textbooks (NCERT) are the same across most state boards including Bihar Board. The key difference lies in the language textbooks and regional subject books, which are state-specific. Bihar Board prescribes its own Hindi and regional language books that are unique to BSEB.
Q10. I lost my physical book. Can I give the exam using only the PDF version?
For studying purposes, the PDF version is completely sufficient. In fact, many students prefer the PDF for its portability and ease of revision. For the actual examination, you study from the PDF and appear in the exam — no need to carry physical books to the exam hall.
Q11. Are Bihar Board 12th books available subject-wise or only as a complete set?
On this page, all Bihar Board 12th Books are available subject-wise — you can download only the specific subject or part you need, without having to download the entire set.
Q12. Where can I find Bihar Board books for Class 9, 10, and 11 as well?
We are building a comprehensive library of BSEB books for all classes. Visit our dedicated pages for Bihar Board books for other classes — links are available in our study material section.
The Bihar Board 12th Books are the most important asset in your exam preparation toolkit. Every question in your BSEB Intermediate examination — whether objective or subjective — traces back to these official textbooks. Students who master their BSEB Class 12 Textbooks completely are always better positioned to score excellent marks.
We've made it easy for you — all your 12वीं बिहार बोर्ड पुस्तक are available in one place, stream-wise, subject-wise, and in the correct medium. Download your books today, build a structured study plan around them, and go into your Bihar Board Class 12 exam fully prepared.
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