Bihar Board Class 12 Syllabus 2025-26: The Bihar School Examination Board (BSEB) officially releases the Class 12 syllabus for Arts, Science, and Commerce streams for the academic year on its official website. This year, the syllabus remains the same as last year. It provides a detailed breakdown of topics and sub-topics for each subject. It will help students analyze the high weightage topics and prioritize them to score well in the board exams.
This syllabus is based on the textbooks prescribed by the Bihar Board, ensuring it aligns with the academic curriculum. By following the BSEB Class 12 syllabus 2025–26, students can clearly understand what to study and structure their preparation more effectively throughout the year.
Bihar Board Class 12 Syllabus 2025-26 Marks Distribution
Understanding the marks distribution of each subject is important. It helps students focus better on the theory and practical/internals based on the subject format. Below is a combined table showing subject-wise marks distribution, along with the stream each subject belongs to:
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Bihar Board Class 12 Syllabus 2025-26 Marks Distribution
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|
Subject
|
Written Exam
|
Practical / Internal Assessment
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Total Marks
|
Stream
|
|
Physics
|
70
|
30
|
100
|
Science
|
|
Chemistry
|
70
|
30
|
100
|
Science
|
|
Biology
|
70
|
30
|
100
|
Science
|
|
Mathematics
|
100
|
—
|
100
|
Science/Commerce
|
|
English
|
80
|
20
|
100
|
All Streams
|
|
Hindi
|
100
|
—
|
100
|
All Streams
|
|
Political Science
|
100
|
—
|
100
|
Arts
|
|
History
|
100
|
—
|
100
|
Arts
|
|
Geography
|
70
|
30
|
100
|
Arts
|
|
Economics
|
90
|
10
|
100
|
Arts/Commerce
|
|
Accountancy
|
100
|
—
|
100
|
Commerce
|
|
Business Studies
|
100
|
—
|
100
|
Commerce
|
|
Psychology
|
70
|
30
|
100
|
Arts
|
|
Sociology
|
80
|
20
|
100
|
Arts
|
|
Computer Science
|
70
|
30
|
100
|
Science
|
Bihar Board Class 12th Syllabus 2025-26 Subject-Wise PDFs
To make exam preparation easier, subject-wise syllabus PDFs for Bihar Board Class 12 have been provided below. These PDFs contain detailed course content, unit-wise topics, and marking schemes for each subject. Students can click on the links to download the syllabus and plan their studies accordingly.
Bihar Board Class 12th Syllabus 2025-26 Subject Wise
The Bihar Board Class 12 syllabus is designed to provide a strong academic foundation across all streams—Science, Commerce, and Arts. For Science stream students, core subjects like Physics, Chemistry, and Biology, along with compulsory languages such as Hindi and English, form a crucial part of the curriculum. A clear understanding and thorough preparation of these subjects are essential for success in both board exams and competitive tests like NEET and JEE.
Commerce stream subjects such as Economics, Business Studies, and Accountancy require consistent practice, conceptual clarity, and early preparation. Starting early not only eases the revision process but also allows students to strengthen weaker areas over time. Below, students can find the detailed subject-wise Bihar Board Class 12 syllabus 2025-26:
Bihar Board Class 12th Syllabus 2025-26 for English
English is a compulsory subject across all streams and plays a vital role in improving communication and comprehension skills. The syllabus is divided into four key sections: Reading, Writing, Grammar, and Literature. Here is the Bihar Board Class 12 English Syllabus 2025-26 :
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Bihar Board Class 12th Syllabus 2025-26 English
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Sections
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Area of Learning
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|
A
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Reading Comprehensive
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B
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Writing
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C
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Grammar
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D
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Literature
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Bihar Board Class 12th Syllabus 2025-26 for Physics
Physics is a concept-based subject that requires both theoretical understanding and numerical problem-solving skills. The Class 12 syllabus is structured to introduce advanced concepts like Electrostatics, Magnetism, and Modern Physics. Refer to the table below for an overview of the Bihar Board 12th Class Physics Syllabus 2025-26 :
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Bihar Board Class 12th Syllabus 2025-26 Physics
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Chapter No.
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Chapter Name
|
|
1.
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Electrostatics
|
|
2.
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Current Electricity
|
|
3.
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Magnetic effect of current and magnetism
|
|
4.
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Electromagnetic Induction and Alternating Current
|
|
5.
|
Electromagnetic Waves
|
|
6.
|
Optics
|
|
7.
|
Dual Nature Of Radiation And Matter
|
|
8.
|
Atoms and Nuclei
|
|
9.
|
Electronic devices
|
|
10.
|
Communication system
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Bihar Board Class 12th Syllabus 2025-26 for Chemistry
Class 12 Chemistry is divided into Physical, Organic, and Inorganic Chemistry, covering a wide range of topics essential for academic and entrance exam success. The syllabus includes both conceptual theory and application-based chapters. To perform well in Chemistry in Class 12, students should understand the syllabus given below:
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Bihar Board Class 12th Syllabus 2025-26 Chemistry
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|
Serial Number
|
Chapter
|
|
1.
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The Solid State
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|
2.
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Solutions
|
|
3.
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Electrochemistry
|
|
4.
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Chemical Kinetics
|
|
5.
|
Surface Chemistry
|
|
6.
|
General Principles and Processes of Isolation of Elements
|
|
7.
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The p-Block Elements
|
|
8.
|
The d-and f-Block Elements
|
|
9.
|
Coordination Compounds
|
|
10.
|
Haloalkanes and Haloarenes
|
|
11.
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Alcohols, Phenols, and Ethers
|
|
12.
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Aldehydes, Ketones, and Carboxylic Acids
|
|
13.
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Amines
|
|
14.
|
Biomolecules
|
|
15.
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Polymers
|
|
16.
|
Chemistry in Everyday Life
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Bihar Board Class 12th Syllabus 2025-26 for Biology
Biology in Class 12 focuses on areas like reproduction, genetics, human welfare, and environmental science. The syllabus lays the foundation for students aspiring to pursue medicine or life sciences. Here is the Bihar Board Class 12 Biology Syllabus 2025-26
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Bihar Board Class 12th Syllabus 2025-26 Biology
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Unit
|
Unit Name
|
|
Unit 1
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Sexual Reproduction
|
|
Unit 2
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Genetics and Evolution
|
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Unit 3
|
Biology & human welfare
|
|
Unit 4
|
Biotechnology and its Applications
|
|
Unit 5
|
Ecology and Environment
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Bihar Board Class 12th Syllabus 2025-26 for Maths
Mathematics in Class 12 is all about logic, reasoning, and problem-solving. The syllabus covers topics such as Calculus, Algebra, and Probability, which are essential for both board exams and competitive exams like JEE. Students should focus on understanding the concepts and solving problems consistently to score well. Below is the detailed Bihar Board Class 12 Maths Syllabus 2025-26 :
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Bihar Board Class 12th Syllabus 2025-26 Maths
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|
Serial no.
|
Chapter Name
|
|
1.
|
Relations and Functions
|
|
2.
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Inverse Trigonometric Functions
|
|
3.
|
Matrices
|
|
4.
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Determinants
|
|
5.
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Differentiability
|
|
6.
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Application of Derivatives
|
|
7
|
Integrals
|
|
8
|
Application of Integrals
|
|
9
|
Vectors
|
|
10
|
Three-dimensional Geometry
|
|
11
|
Linear Inequation and Linear Programming
|
|
12
|
Probability
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Bihar Board Class 12th Syllabus 2025-26 for Accountancy
Accountancy is a core subject in the Commerce stream, emphasizing financial understanding and recording. The syllabus includes topics like partnership accounts, company accounts, and financial statements. Here is the Bihar Board Class 12th Syllabus 2025-26 for Accountancy:
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Bihar Board Class 12th Syllabus 2025-26 for Accountancy
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Chapter No.
|
Chapter names
|
|
1.
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Accounting for Not-for-Profit Organisation
|
|
2.
|
Accounting from Incomplete Records
|
|
3.
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Accounting for Partnership Firm
|
|
4.
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Accounting for share capital and debenture
|
|
5.
|
Analysis of financial statements
|
|
6.
|
Statement of changes in financial position (Cash Flow)
|
|
7.
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Project work in accounting OR Computerised accounting
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Bihar Board Class 12th Syllabus 2025-26 for Business Studies
Business Studies introduces students to the principles of management and the fundamentals of business operations. The syllabus is divided into two parts: management functions and financial and marketing management. Here is the Bihar Board Class 12th Syllabus 2025-26 for Business Studies:
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Bihar Board Class 12th Syllabus 2025-26 Business Studies
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Unit
|
Topic
|
|
Part A: Principles and Functions of Management
|
|
1
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Nature and Significance of Management
|
|
2
|
Principles of Management
|
|
3
|
Business Environment
|
|
4
|
Planning
|
|
5
|
Organising
|
|
6
|
Staffing
|
|
7
|
Directing
|
|
8
|
Controlling
|
|
Part B: Business Finance and Marketing
|
|
9
|
Financial Management
|
|
10
|
Financial Markets
|
|
11
|
Marketing Management
|
|
12
|
Consumer Protection
|
|
13
|
Project Work
|
|
14
|
Total Marks
|
Bihar Board Class 12th Syllabus 2025-26 for Economics
The Economics syllabus is split into Microeconomics and Macroeconomics, offering a balanced view of individual markets and the economy as a whole. It also includes project work to enhance application-based learning. This structured syllabus helps students understand economic concepts clearly and prepares them for higher education in commerce and humanities. Here is the Bihar Board Class 12th Syllabus 2025-26 for Economics:
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Bihar Board Class 12th Syllabus 2025-26 Economics
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|
Part A: Introductory Microeconomics
|
|
Unit
|
Course of Study
|
|
1
|
Introduction
|
|
2
|
Consumer Behaviour and Demand
|
|
3
|
Producer Behaviour and Supply
|
|
4
|
Forms of Market and Price Determination
|
|
5
|
Simple applications of Tools of demand and supply curves
|
|
Part B: Introductory Macroeconomics
|
|
6
|
National income and related aggregates
|
|
7
|
Determination of income and employment
|
|
8
|
Money and Banking
|
|
9
|
Government budget and the economy
|
|
10
|
International projects in Economics
|
|
|
Developing Projects in Economics
|
BSEB Class 12th Exam Pattern
It is important to understand the BSEB Class 12th Exam Pattern as it helps in better understanding of the types of questions to be answered in the exam. It also gives a brief idea about how to approach each subject and manage time during the exam.
Each subject includes both multiple-choice and descriptive questions. The question paper is 50% objective (MCQs) and 50% subjective, including both short and long-answer questions. The structure not only tests the memory but also understanding and application of concepts.
Steps to Download Bihar Board Class 12th Syllabus 2025-26
The Bihar Board's 12th-grade curriculum includes fundamental subjects crucial for upper secondary education. The Bihar Board 12th syllabus 2025-26 is accessible as downloadable PDFs on the official website. For detailed insights into the Class 12th curriculum, candidates can navigate to the Bihar Board Class 12 syllabus 2025-26 page.
Step 1: Visit the Bihar Board's official website.
Step 2: Look for the 'Syllabus' section on the homepage.
Step 3: Click on the link specifically provided for the Class 12th syllabus.
Step 4: The subject-wise syllabus will be displayed.
Step 5: Choose the desired subject and click on the link to download the syllabus in PDF format.
Step 6: Save the syllabus to aid your exam preparation.
Bihar Board 12th Syllabus 2025-26 Preparation tips
For students preparing for the Bihar Board Class 12 exams, it is important to follow specific exam preparation tips to understand the concepts. Here are some preparation tips:
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Having a comprehensive understanding of the entire Bihar Board 12th Syllabus and the BSEB 12th Exam Pattern 2025 is crucial. These resources help in identifying important topics and understanding the marking scheme.
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Practice BSEB Class 12 Previous Year Question Papers as it provides a better understanding of the exam format and frequently asked questions. It tests your knowledge and conceptual clarity while also helping you understand the difficulty level of the exam.
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Avoid leaving revision until the last minute. Allocate a specific day in your weekly schedule for revision. Aim to complete your syllabus two months before the board exams to allow ample time for thorough revision.
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Create a study schedule, allotting equal study time for each subject. Effective time management minimizes stress during exam preparation and ensures completion of coursework within deadlines.
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Identify your weak areas and work diligently to strengthen them. Make sure that you work on your weak areas rather than ignoring them. You must revise your notes regularly as it helps in better retention of concepts.
