Bihar Board 12th Exam Syllabus 2026 PDF Download | BSEB Class 12 Syllabus 2025-26 Arts, Commerce, Science for Physics, Geography, Biology, History, Hindi, English, Maths, Business Studies, Chemistry, Accountancy, Entrepreneurship, All Subjects

By: Aryan

On: October 23, 2025

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The Bihar School Examination Board has officially released the Bihar Board 12th Exam Syllabus 2025-26 for Arts, Science, and Commerce streams for this academic year on its official website. This year, the Syllabus of Class 12 Bihar Board 2025-26 is similar to last year’s.

Bihar board syllabus class 12 2026 PDF Download

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Bihar Board Class 12 Syllabus 2025-26 Arts, Science, and Commerce provides a detailed breakdown of topics and subtopics for each subject.

Bihar Board Intermediate Syllabus 2025-26 Marks Distribution

SubjectWritten ExamPractical / Internal AssessmentTotal MarksStream
Physics7030100Science
Chemistry7030100Science
Biology7030100Science
Mathematics100100Science/Commerce
English8020100All Streams
Hindi100100All Streams
Political Science100100Arts
History100100Arts
Geography7030100Arts
Economics9010100Arts/Commerce
Accountancy100100Commerce
Business Studies100100Commerce
Psychology7030100Arts
Sociology8020100Arts
Computer Science7030100Science

The Bihar board syllabus class 12 2026 will help students analyze high-weight topics and prioritize them to score well in the board exams.

BSEB Class 12 Bihar Board Syllabus 2025-26 Science

The Bihar Board Class 12 Science syllabus 2026 includes subjects like Physics, Biology, Chemistry, Math, Biology, English, and Hindi. The syllabus for each core Science course for Class 12, along with the corresponding unit names and marks distribution, is given below:

BSEB Class 12 Chemistry Syllabus Bihar Board 2025-26

Sl. No.TopicMarks
1The Solid State04
2Solutions05
3Electrochemistry05
4Chemical Kinetics05
5Surface Chemistry04
6General Principles and Processes of Isolation of Elements03
7p-Block Elements08
8d- and f-Block Elements05
9Coordination Compounds03
10Haloalkanes and Haloarenes04
11Alcohols, Phenols, and Ethers04
12Aldehydes, Ketones, and Carboxylic Acids06
13Organic Compounds Containing Nitrogen04
14Biomolecules04
15Polymers03
16Chemistry in Everyday Life03

BSEB Class 12 Physics Syllabus Bihar Board 2025-26

Sl. No.TopicMarks
1Electrostatics08
2Current Electricity07
3Magnetic Effect of Current and Magnetism08
4Electromagnetic Induction & Alternating Current08
5Electromagnetic Waves03
6Optics14
7Dual Nature of Radiation and Matter04
8Atoms and Nuclei06
9Electronic Devices07
10Communication Systems07

The table above distributes marks across 10 specific units, including Electricity, Magnetism, Optics, Modern Physics, and Communication Systems, ensuring a balanced preparation of theory and application.

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BSEB Class 12 Math Syllabus Bihar Board 2025-26

S.No.TopicMarks
1Relations and Functions10
2Algebra13
3Calculus40
4Vectors and Three-Dimensional Geometry18
5Linear Programming09
6Probability10

This table shows the distribution of marks for each chapter of Maths, with Calculus getting the highest weightage than any other unit.

BSEB Class 12 Biology Syllabus Bihar Board 2025-26

S.No.TopicMarks
1Reproduction06
2Genetics and Evolution18
3Biology and Human Welfare18
4Biotechnology and Its Applications18
5Ecology and Environment10

This table shows the distribution of marks across 5 key biology areas, focusing on reproduction, genetics, human welfare, biotechnology, and ecology.

BSEB Class 12 Hindi Syllabus Bihar Board 2025-26

SectionBook NameTopics / ChaptersMarks
Aदिगंत भाग II (Digant Part II – Prose Section)1.बातचीत (Conversation)
2.उसने कहा था (Usne Kaha Tha)
3.संपूर्ण क्रांति (Sampoorna Kranti)
4.अर्धनारीश्वर (Ardhanarishwar)
5.रोज (Roj)
6.एक लेख और पत्र (Ek Lekh Aur Patra)
7.ओ सदानीरा (O Sadaneera)
8.सिपाही की माँ (Sipahi Ki Maa)
9.प्रगति और समाज (Pragati Aur Samaj)
10.जूठन (Juthan)
11.हँसते हुए मेरा अकेलापन (Hanste Hue Mera Akelapan)
12.तिरिछ (Tirichh)
13.शिक्षा(Shiksha)
50
Bदिगंत भाग II (Digant Part II – Poetry Section)1.कड़बड़ (Kadbad)
2.सूरदास के पद (Surdas ke Pad)
3.तुलसीदास के पद (Tulsidas ke Pad)
4.छप्पय (Chappay)
5.कवित (Kavit)
6.तुमूल कोलाहल कलह में (Tumool Kolahal Kalaha Mein)
7.पुत्र वियोग (Putra Viyog)
8.ऊषा (Usha)
9.जन-जन का चेहरा (Jan-Jan Ka Chehra)
10.अधिनायक (Adhinayak)
11.प्यारे नन्हे बेटे को (Pyare Nanhe Bete Ko)
12.हार-जीत (Haar-Jeet)
13.गांव का घर(Gaon Ka Ghar)
30
Cप्रतिपूर्ति भाग II (Pratipoorti Part II)Includes 3 prose chapters selected by BSEB, based on modern Hindi essays and stories promoting moral and cultural values.10
DGrammar and Writing SectionFunctional grammar, essay writing, letter/application, précis, and comprehension exercises.10
Total (Theory)100 Marks

BSEB Class 12 English Syllabus Bihar Board 2025-26

SectionTopics/SkillsMarks
Reading ComprehensionUnderstanding, decoding, analyzing, inferring, interpreting, summarizing, vocabulary, and literary conventions20
Creative Writing SkillsApplication of rules, analysis, reasoning, style & tone, format, fluency, inference, evaluation, creativity16
Literature (Textbooks & Supplementary)Recall, reasoning, literary appreciation, inference, analysis, creativity, fluency44
Total80

This table shows the distribution of marks for Reading Comprehension, Creative Writing, and Literature, with Literature getting the highest weightage.

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BSEB Class 12 Bihar Board Syllabus 2025-26 Commerce

The Class 12 Commerce syllabus includes basic subjects like Accounting, Business Studies, Economics, and Entrepreneurship, along with English and Hindi as compulsory subjects and an elective language subject.

BSEB Class 12 Accountancy Syllabus Bihar Board 2025-26

UnitUnit NameMarks
Part AAccounting for Not-for-Profit Organizations, Partnership Firms, and Companies 
Unit 1. Financial Statements of Not-for-Profit Organizations10
Unit 2. Accounting for Partnership Firms30
Unit 3. Accounting for Companies20
Total60
Part BFinancial Statement Analysis 
Unit 4. Analysis of Financial Statements12
Unit 5. Cash Flow Statement8
 Total20
Part CProject Work20
Project work will include: Project File | 4 MarksWritten Test  | 12 Marks (One Hour), Viva Voce | 4 Marks 
OR
Part BComputerized Accounting 
Unit 4. Computerized Accounting20
Part CPractical Work20
Practical work will include: Practical File 4 MarksPractical Examination 12 Marks (One Hour), Viva Voce 4 Marks 

This table shows the distribution of marks across the seven units, with greater weightage given to Dissolution and Reconstitution of Partnership.

BSEB Class 12 Business Economics Syllabus Bihar Board 2025-26

UnitsUnit NameMarks
Part A  Introductory Macroeconomics 
National Income and Related Aggregates10 
Money and Banking 
Determination of Income and Employment 12 
Government Budget and the Economy 
Balance of Payments 6
  Total40
Part BIndian Economic Development 
Development Experience (1947-90) and Economic Reforms since 1991 12
Current Challenges Facing the Indian Economy 22
Development Experience of India – A Comparison with Neighbors 06
Theory Paper (40+40 = 80 Marks) 40 
Part CProject Work20

The table shows the unit-wise marks for Macroeconomics and Indian Economic Development, along with the weightage of project work.

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BSEB Class 12 Business Studies Syllabus Bihar Board 2025-26

UnitUnit Name Marks
Part APrinciples and Functions of Management 
1.Nature and Significance of Management16
2.Principles of Management
3.Business Environment
4.Planning14
5.Organising
6.Staffing20
7.Directing
8.Controlling
Total50
Part BBusiness Finance and Marketing 
9.Financial Management15
10.Financial Markets
11.Marketing Management15
12.Consumer Protection
Total30
Part CProject Work (One)20

This table shows the marks distribution for Management, Finance, Marketing and Project Work for Class 12 Board Exam.

BSEB Class 12 Entrepreneurship Syllabus Bihar Board 2025-26

Unit No.Unit NameMarksDescription
1Entrepreneurship Development18Concepts of entrepreneurship, characteristics of an entrepreneur, motivation, leadership, and innovations.
2Marketing and Advertising14Understanding business promotion, pricing strategies, advertising ethics, market segmentation, and communication techniques.
3Consumer Protection14Rights and responsibilities of consumers, grievance redressal mechanisms, and consumer laws.
4Developing Projects in Entrepreneurship24Project identification, feasibility study, market research, financial planning, and preparation of a business plan.
Total Theory Marks70 MarksTheory paper based on MCQ and descriptive type pattern.
Project Work / Practical30 MarksBased on a business case study, market survey, or business plan report.
Grand Total100 Marks(70 Theory + 30 Project)

The syllabus aims to promote innovation, self-employment awareness and entrepreneurial skill development through both theory and project-based study.

BSEB Class 12 Bihar Board Syllabus 2025-26 Arts

The Arts syllabus includes basic subjects such as History, Geography, Psychology, Sociology, Political Science, Music, Home Science, and Psychology, along with English as a compulsory subject and an optional language.

BSEB Class 12 History Syllabus Bihar Board 2025-26

UnitsMarks
Themes in Indian History Part – I (Units 1 – 4)24
Unit 1: The Story of the First Cities: Harappan Archaeology
Unit 2: Political and Economic History: How Inscriptions tell a story
Unit 3: Social Histories: Using the Mahabharata
Unit 4: A History of Buddhism: Sanchi Stupa
Themes in Indian History Part-II (Units 5 – 9)25
Unit 5: Medieval Society through Travelers’ Accounts
Unit 6: Religious Histories: The Bhakti-Sufi Tradition
Unit 7: New Architecture: Hampi
Unit 8: Agrarian Relations: The Ain-i-Akbari
Unit 9: The Mughal Court: Reconstructing Histories through Chronicles
Themes in Indian History Part-III (Units 10 – 15)25
Unit 10: Colonialism and Rural Society: Evidence from Official Reports
Unit 11: Representations of 1857
Unit 12: Colonialism and Indian Towns: Town Plans and Municipal Reports
Unit 13: Mahatma Gandhi Through Contemporary Eyes
Unit 14: Partition through Oral Sources
Unit 15: The Making of the Constitution
Map Work06
Total80
Project work (Internal Assessment)20
Total100

The total marks for the Bihar Board 12th History exam are 80 for theory and 20 for internal assessment. The Bihar Board Class 12 History syllabus 2026 is given above.

BSEB Class 12 Geography Syllabus Bihar Board 2025-26

UnitChapterMarks
Part A Fundamentals of Human Geography 35 
Unit 1 Human Geography 30 
Unit 2People 
Unit 3Human Activities 
Unit 4Human settlements
Map Work5
Part BIndia: People and Economy35
Unit 1People 30 
Unit 2Human Settlements
Unit 3Resources and Development
Unit 5Geographical Perspective on selected issues and problems
Map Work5
Part CPractical Work30
Unit 1Processing of Data and Thematic Mapping25
Unit 3Practical Record Book and Viva Voce5

The Geography subject in the BSEB Board Class 12 syllabus 2026 is an advanced version of Class 11 Geography. The Geography subject carries 80 marks out of 100 for theory and 20 marks for internal.

BSEB Class 12 Sociology Syllabus Bihar Board 2025-26

UnitsMarks
Part A – Indian Society 
Unit 1: Introducing Indian SocietyNon – Evaluative
Unit 2: The Demographic Structure of Indian Society10
Unit 3: Social Institutions: Continuity and Change10
Unit 5: Patterns of Social Inequality and Exclusion10
Unit 6: The Challenges of Cultural Diversity10
Unit 7:Suggestions for Project WorkNon- Evaluative
Total 40 
Part B – Social Change and Development in India 
Unit 8: Structural Change5
Unit 9: Cultural Change5
Unit 11: Change and Development in Rural Society10
Unit 12: Change and Development in Industrial Society10
Unit 15: Social Movements10
Total40  

The Bihar Board 12th Sociology paper carries 80 marks for theory and 20 marks for internal exams. Check out the table above for the Bihar Board 12th Sociology syllabus 2026.

BSEB Class 12 Economics Syllabus Bihar Board 2025-26

PartUnit/ChapterMarks (Theory)
Part A – Introductory Macroeconomics1. National Income & Related Aggregates10
2. Money and Banking6
3. Determination of Income & Employment12
4. Government Budget & the Economy6
5. Balance of Payments (Open Economy Macroeconomics)6
Part B – Indian Economic Development6. Development Experience (1947–1990) & Economic Reforms since 199112
7. Current Challenges Facing the Indian Economy20
8. Development Experience of India, Comparison with Neighbors8
Part C Project Work (Internal Assessment)20
TotalTheory + Project Work100

Above are the details of the Bihar Board 12th Syllabus 2026 for Economics, which is divided into two units: Macroeconomics and Microeconomics.

BSEB Class 12 Psychology Syllabus Bihar Board 2025-26

Unit No.Unit NameMarksDescription
1Variations in Psychological Attributes13Understanding individual differences, intelligence theories, creativity, emotional intelligence, and aptitude.
2Self and Personality13Study of self-concept, personality traits, and major theoretical approaches—psychodynamic, humanistic, and behavioral.
3Meeting Life Challenges9Concepts of stress, coping mechanisms, and promoting mental well-being.
4Psychological Disorders12Nature and classification of mental disorders like anxiety, depression, and schizophrenia.
5Therapeutic Approaches9Overview of psychotherapies, including behavioral, cognitive, and humanistic treatments.
6Attitude and Social Cognition8Study of attitudes, prejudice, discrimination, and social behavior.
7Social Influence and Group Processes6Group dynamics, leadership, conformity, and conflict resolution.
Total (Theory)70 Marks3-hour written exam divided into objective and descriptive sections.
Practical Work / Project30 MarksTwo psychological tests, a case study report, and a viva voce evaluation.
Grand Total100 Marks(70 Theory + 30 Practical)

BSEB Class 12 Philosophy Syllabus Bihar Board 2025-26

S NoUnit (Indian Philosophy, Western Philosophy, and Applied Philosophy)
 1.Nature and Schools of Indian Philosophy
 2.Philosophy of the Bhagavad Gita
 3.Buddhism, Jainism
 4.Nyaya – Vaisesika and Samkhya – Yoga
 5.Advaita Vedanta
 6.Knowledge and truth
 7.The Causal Principle
 8.Nature of Reality
 9.Realism and Idealism
 10.Environmental Ethics and Professional Ethics

BSEB Class 12 Political Science Syllabus Bihar Board 2025-26

UnitContentsMarks
Part A: Contemporary World Politics 
1Cold War Era and Non–Aligned Movement 6
2The End of Bipolarity8
3New Centers of Power8
4South Asia and the Contemporary World6
5United Nations and its Organizations 6
6Globalization 4
Total  40
Part B: Politics in India Since Independence 
7Challenges of Nation-Building 8
8Planned Development4
9India’s Foreign Policy 4
10Parties and the Party Systems in India8
11Democratic Resurgence8
12Indian Politics: Trends and Developments 8
Total40

Check the table below to know the revised mark distribution and topics covered as per the updated Bihar Board 12th Political Science syllabus 2026.

BSEB Class 12 Arts English Syllabus Bihar Board 2025-26

SectionsTopicsMarks
Reading ComprehensionConceptual understanding, decoding, analyzing, inferring, interpreting, appreciating, literary conventions and vocabulary, summarising, and using appropriate format/s20
Creative Writing SkillsConceptual Understanding, application of rules, Analysis, Reasoning, appropriacy of style, and tone, using appropriate format and fluency, inference, analysis, evaluation, and creativity16
Literature Textbooks and Supplementary Reading TextRecalling, reasoning, appreciating literary convention, inference, analysis, and creativity with fluency44
 Total80
Assessment of Listening and Speaking Skills20
Total100

English is a compulsory subject for all streams of Bihar Board Class 12. All topics in the Bihar Board Class 12 English syllabus 2026 should be noted and studied thoroughly.

BSEB Class 12 Arts Hindi Syllabus Bihar Board 2025-26

SectionBook NameTopics / ChaptersMarks
ADigant Part-II (Prose Section)Conversation, Usne Kaha Tha, Sampoorna Kranti, Ardhanarishwar, Roz, Ek Lekh Aur Patra, O Sadaneera, Sipahi ki Maa, Pragati aur Samaj, Juthan, Hanste Hue Mera Akelapan, Tirichh, Shiksha50
BDigant Part-II (Poetry Section)Kadbad, Surdas ke Pad, Tulsidas ke Pad, Chappay, Kavit, Tumool Kolahal Kalaha Mein, Putra Viyog, Usha, Jan-Jan Ka Chehra, Adhinayak, Pyare Nanhe Bete Ko, Haar-Jeet, Gaon Ka Ghar30
CPratipoorna Part-IIA collection of 3 supplementary prose pieces from Pratipoorna, focusing on modern Hindi essays and stories.10
DGrammar & Writing SectionComprehension, grammar, essay writing, letter/application writing, and précis.10
Total (Theory Paper)100 Marks

To prepare for your board exams, you’ll need to understand the Bihar Board 12th syllabus 2025-26 in detail. Make sure you download the stream-wise syllabus for your chosen stream to prepare well for your board exams.

You can also download the Bihar Board Class 12 Arts syllabus in Hindi from the official BSEB website for thorough revision.

Bihar Board Class 12 Syllabus 2025-26 Arts Commerce Science Download

Students can also download the syllabus from the official Bihar Board website. Follow the steps below:

  • Click on the “Circulars/Latest Updates” section on the homepage.
  • Find the “Class 12 Syllabus 2025-26” link there and click on it.
  • A PDF file of the subject-wise syllabus will open.
Syllabus of Class 12 Bihar Board 2025-26

You can now download and save the Bihar Board Class 12 Syllabus 2025-26 Arts, Science, Commerce on your mobile or computer.

Instructions for BSEB Syllabus of Class 12 Bihar Board 2025-26

The Bihar Board 12th exam pattern follows the Bihar Board 12th syllabus 2026. The exam pattern for the Bihar Board 12th exam is as follows:

  • Candidates will be asked MCQ, short answer, and long answer questions.
  • The total marks for long answer and objective questions will be the same throughout the paper.
  • The exam time is 3 hours and 15 minutes.
  • There is no negative marking.
  • The total marks for all subjects are 100, with 70 marks for the theory exam and 20 marks for the practical assessment.
Bihar Board 12th Exam Syllabus PDF Download

According to the BSEB Class 12 syllabus 2025-26, projects/internal assessments carry 20 marks. Project/internal assessments are conducted by schools as per the schedule released by the board.

Bihar board class 12th syllabus 2026 PDF Download

12th Exam PatternDownload
12th Question PaperDownload
12th Model PaperDownload
12th Exam DateDownload
12th Admit CardDownload
12th Result DateCheck Here
Name of Exam12th Annual Examination
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This Bihar Board 12th Exam Syllabus 2026 is generally available on the board’s official website and includes topic-wise and unit-wise breakdowns for all subjects in the Science, Commerce, and Arts streams, making both study and assessment easier.

Students can directly download the subject-wise BSEB Syllabus of Class 12 Bihar Board 2025-26 PDFs from the table above. These links are based on the Bihar Board Class 12 Syllabus 2025-26 Arts, Science, and Commerce released by the Bihar Board.

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