The BSEB Class 12 Exam 2026 features a 50% MCQ and 50% subjective pattern. Papers with practicals include 35 MCQs. Total marks are 500 (100 per subject), with a 30% passing score. Marks from additional subjects can replace failed ones.
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The Bihar School Examination Board (BSEB) will release the weightage of chapters in Bihar Board class 12, along with the exam pattern on the official website at biharboardonline.bihar.gov.in. As per the updated Bihar Board class 12 exam pattern 2026, the 12th exam will consist of 50% MCQs and 50% subjective-type questions. However, the papers that consist of both practical and theoretical exams will consist of 35 multiple-choice questions.Â
The total allotted marks in the Bihar Board 12th exam 2026 are 500, which includes 100 marks per subject. Students will have to score at least 30% marks in a subject to pass the examination. For candidates who fail to score the required passing marks in a subject, the marks obtained in the additional subject will be considered instead. The paper will be conducted for 100 marks, out of which 80 will be given for theory and 20 will be given for practical.
This article covers more details about the Bihar Board 12th exam pattern 2026 PDF, including details about the BSEB 12th marking scheme 2025-26, subject-wise weightage, and more important updates.
| BSEB 12 Sample Papers 2025-26 | Bihar Class 12th Syllabus 2025-26 |
The Bihar Board 12th exam is conducted in the form of objective and subjective questions. Students can refer to the major highlights of the Bihar Board 12th exam pattern 2025-26 in the table below.
| Particulars | Details |
| Name of the Exam | Bihar School Examination Board (BSEB) |
| Mode of Exam | Offline |
| Exam Dates | February 2026 (tentative) |
| Exam Duration | 3 hours and 15 minutes |
| Exam Timing | Shift 1: 9:30 AM to 12:45 PM and Shift 2: 2 PM to 5:15 PM |
| Total Marks | Theory: 80 Marks |
| Practical: 20 Marks | |
| Question Pattern | Multiple Choice Questions |
| Short Answer Type | |
| Long Answer Type | |
| Subjects | 7 (English, Science, Social Science, Mathematics, Language Paper-II, Hindi, and Elective Subjects) |
| Passing Marks | 30% in Each Subject |
| Negative Marking | No Negative Marking |
| Official Website | biharboardonline.bihar.gov.in |
The Bihar board pattern 2026 class 12 for every subject will help students understand the question paper format and mark allocation. The class 12 Bihar Board chapter-wise weightage is mentioned below.Â
| Subjects | Theory Paper Marks | Practical Paper Marks |
|---|---|---|
| Entrepreneurship, Computer science, Multimedia & Web Technology, Psychology, Physics, Chemistry, Biology, Geography, Home Science, Agriculture, Physical Education and Yoga | 70 marks | 30 marks |
| English, Hindi, Sanskrit, Bengali, Bhojpuri, Maithili, Urdu and other languages | 100 marks | - |
| Accountancy, Business Studies, Economics, Mathematics, History, Sociology, Political Science, Philosophy | 100 marks | - |
The illustration below explains all the important parameters of the Bihar board 12th exam pattern 2025-26Â in detail.

Students must familiarise themselves with the Bihar Board chapter wise weightage 2026 class 12 to understand the critical topics. Tabulated below are the detailed Bihar Board exam pattern 2026 class 12 science subject wise:
| Subjects | Exam pattern |
|---|---|
| Physics | Check Here |
| Chemistry | Check Here |
| Mathematics | Check Here |
| Biology | Check Here |
| Accountancy | Check Here |
The Bihar Board chapter wise weightage 2026 class 12 is summarised below. Students can refer to the Bihar Board class 12 chapter wise weightage below to understand the paper pattern and important topics.Â
Below mentioned is the Bihar board class 12th marking scheme for science, which consists of subjects, theory marks, total marks, and passing marks.Â
| Subject | Theory Marks | Practical Marks | Passing marks |
|---|---|---|---|
| Mathematics | 100 | - | 33 |
| Physics | 70 | 30 | 33 |
| Biology | 70 | 30 | 33 |
| Chemistry | 70 | 30 | 33 |
Refer to the table below to know the Bihar board 12th exam pattern 2025-26Â for commerce; the table includes subjects, theory marks, total marks, and passing marks.Â
| Subject | Theory Marks | Practical Marks | Passing marks |
|---|---|---|---|
| Economics | 100 | - | 33 |
| Accountancy | 100 | - | 33 |
| Business Studies | 100 | - | 33 |
| Entrepreneurship | 100 | - | 33 |
Elucidated below is the BSEB class 12 exam pattern 2026 for the Arts stream, which includes details like subjects, theory marks, total marks, and passing marks.
| Subject | Theory Marks | Practical Marks | Passing marks |
|---|---|---|---|
| History | 100 | 30 | 33 |
| Political Science | 100 | 30 | 33 |
| Geography | 70 | 30 | 33 |
| Psychology | 100 | 30 | 33 |
| Home Science | 70 | 30 | 33 |
The table below illustrates the Bihar board 12th exam pattern 2025-26Â for language-based subjects.
| Subject | Theory Marks | Practical Marks | Passing marks |
|---|---|---|---|
| English | 100 | - | 30 |
| Hindi | 100 | - | 30 |
| Sanskrit | 100 | - | 30 |
| Bengali | 100 | - | 30 |
| Bhojpuri, Maithili | 100 | - | 30 |
| Urdu | 100 | - | 30 |
The exam pattern of Bihar Board class 12 2026Â will help the students understand the paper pattern and the difficulty level of the paper. Some of the important points students have to consider are mentioned below.Â
The latest modifications to the BSEB 12th exam pattern 2026 will guide the students as they prepare for the main exam. Check below for more details.Â
| Total Marks | No. of Questions | How Many to Attempt |
|---|---|---|
| MCQs (1 Mark) | ||
| 100 | 60 | 50 |
| 70 | 42 | 35 |
| 50 | 30 | 25 |
| Subjective Questions (5 Marks) | ||
| 100 | 8 | 5 |
| 70 | 6 | 3 |
| Subjective Questions (2 Marks) | ||
| 100 | 25 | 15 |
| 70 | 18 | 10 |
Students must go through the Bihar Board 12th exam pattern 2025-26, as it assists them in prioritising the topics. Below are some essential pointers students can consider while preparing for the Bihar Board 12th Exams.
Q: What is the new Bihar board 12th exam pattern?
Q: What is the passing mark as per the Bihar board 12th exam pattern 2025-26?
Q: How much marks is assigned for MCQs for the subject with both theory and practical in the BSEB exam for class 12?
Q: What are the major subjects that students have to appear in as per the Bihar Board 12th 2025-26 exam pattern?
Q: How is Bihar Board 12th percentage calculated?
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