Are you a Class 12 student preparing for the Bihar Board Exams 2025? Then this post is just for you! The Class 12 Bihar Board syllabus 2025 has been officially released by the Bihar School Examination Board (BSEB), and it’s important for students of all streams — Science, Arts, and Commerce — to go through the updated syllabus carefully. Knowing your syllabus is the first step toward building a solid preparation strategy.

In this blog, we’ll walk you through the complete subject-wise syllabus of Class 12 for Bihar Board students and share stream-specific insights that will help you plan your studies better.

Class 12 Bihar Board Syllabus 2025 – Stream-wise Subject Details (Science, Arts, Commerce)

Overview: Bihar Board Class 12 Syllabus 2025

Board Name: Bihar School Examination Board (BSEB)
Class: 12th / Intermediate
Academic Session: 2024–25
Exam Year: 2025
Streams Covered: Science, Arts, Commerce
Official Website: biharboardonline.bihar.gov.in

Class 12 Bihar Board Science Syllabus 2025

Science students must focus on both theory and practical aspects. The syllabus follows the NCERT pattern with some state-specific changes.

1. Physics

Electrostatics
Current Electricity
Magnetic Effects of Current & Magnetism
Electromagnetic Induction
Alternating Current
Optics
Dual Nature of Matter and Radiation
Atoms and Nuclei
Electronic Devices
Communication Systems

2. Chemistry

Solid State
Solutions
Electrochemistry
Chemical Kinetics
Surface Chemistry
The p-block, d-block, and f-block Elements
Coordination Compounds
Haloalkanes and Haloarenes
Alcohols, Phenols and Ethers
Aldehydes, Ketones and Carboxylic Acids
Organic Compounds Containing Nitrogen
Biomolecules and Polymers
Chemistry in Everyday Life

3. Biology

Reproduction in Organisms
Genetics and Evolution
Biology and Human Welfare
Biotechnology
Ecology and Environment
Human Physiology and Reproductive Health

4. Mathematics (Optional)

Relations and Functions
Matrices and Determinants
Calculus (Differentiation, Integration, Applications)
Probability
Vector and 3D Geometry
Linear Programming

5. English / Hindi (Compulsory Language Subject)

Unseen Passage
Grammar and Writing Skills
Prose and Poetry
Supplementary Reader

Class 12 Bihar Board Arts Syllabus 2025

Arts (Humanities) stream includes a wide variety of theoretical and analytical subjects.

1. History

Themes in Indian History (Part I, II, III)
Political, Economic, Social and Cultural aspects of Indian history
Nationalism and Freedom Movements

2. Geography

Fundamentals of Human Geography
India: People and Economy
Map Work

3. Political Science

Contemporary World Politics
Politics in India Since Independence
International Relations

4. Sociology

Indian Society
Social Change and Development in India

5. Psychology (Optional)

Intelligence and Aptitude
Attitudes, Thinking, Emotions
Social Influence and Group Processes
Disorders and Therapeutic Approaches

6. Economics (Optional)

Introductory Macroeconomics
Indian Economic Development
Statistical Tools and Interpretation

Class 12 Bihar Board Commerce Syllabus 2025

Commerce students focus on accountancy, business studies, economics, and maths.

1. Accountancy

Partnership Firms and Companies
Financial Statements
Cash Flow Statement
Analysis of Financial Statements
Accounting for Share Capital

2. Business Studies

Principles and Functions of Management
Business Finance and Marketing
Consumer Protection
Entrepreneurship Development

3. Economics

Introductory Macroeconomics
Indian Economic Development
Statistical Tools

4. Mathematics / Hindi / English

Commerce Maths includes Probability, Matrices, Calculus, and Statistics
Language paper as per choice

Common Subjects for All Streams

All students must study one language subject — usually Hindi or English — along with core subjects of their stream. Environmental Studies and Computer Applications are sometimes offered as optional/additional subjects.

Why Knowing the Bihar Board Class 12 Syllabus 2025 Is Important?

Helps in effective time management and planning
Guides your revision and practice
Aligns your preparation with actual exam requirements
Useful for competitive exams like JEE, NEET, CUET, etc.

How to Download Bihar Board Class 12 Syllabus 2025 PDF?

Follow these steps to download the official syllabus:

Visit the official website: biharboardonline.bihar.gov.in
Go to the “Student Section” or “Latest Circulars”
Click on the link “Intermediate Syllabus 2025”
Choose your stream – Science, Arts, or Commerce
Download the PDF and save it for your study reference. FAQs

Q1. Is the Class 12 Bihar Board syllabus 2025 based on NCERT?
Yes, the syllabus is mostly aligned with the NCERT curriculum, with some state-specific additions.

Q2. Are there any changes in the syllabus for 2025?
Minor changes have been made in some subjects. Always refer to the official website for the latest version.

Q3. Is the syllabus the same for all schools under BSEB?
Yes, all affiliated schools follow the same BSEB Class 12 syllabus.

Q4. What is the exam pattern for Class 12 Bihar Board?
The question paper includes both objective and subjective questions, with 50% weightage given to MCQs in many subjects.

Q5. Can I prepare for competitive exams using this syllabus?
Absolutely! The BSEB Class 12 syllabus covers core concepts useful for NEET, JEE, CUET, and other exams.

Conclusion

The Class 12 Bihar Board syllabus 2025 provides a comprehensive academic framework for students across all three streams. It’s crucial to go through the subject-wise topics and plan your studies accordingly. Whether you are preparing for board exams or aiming for competitive exams, mastering the syllabus is your key to success.

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Class 12 Bihar Board Syllabus 2025 – Stream-wise Subject Details