BBOSE Time Table 2025: The Bihar Board of Open Schooling and Examination (BBOSE) has released the Class 12 December 2025 examination time table. The theory examinations will be held from 25 August 2025 across multiple days in two shifts daily. The board has also issued the practical examination schedule from 21 August to 23 August 2025. Candidates must follow entry timings strictly, and differently-abled students will be allowed the use of scribes with additional compensatory time.

BBOSE Class 12 December 2025 Exam is conducted for various subjects across streams. The time table contains subject-wise exam dates, shift timings, and guidelines. Following the schedule is mandatory for all candidates to ensure smooth conduct of the examinations.
What is the BBOSE Time Table 2025?
The BBOSE Class 12 December 2025 time table is the official schedule released by the Bihar Board of Open Schooling and Examination detailing the dates and timings for each subject’s theory and practical examinations. The theory papers will be conducted in two shifts every day — the first shift from 9:30 AM to 12:45 PM and the second shift from 2:00 PM to 5:15 PM. Entry to the exam centre closes at 9:00 AM for the first shift and 1:30 PM for the second shift.
An additional 15 minutes is provided at the start of each shift for reading the question paper. Candidates with disabilities who cannot write independently may use a scribe as approved by the District Education Officer. Such candidates will receive 20 minutes of extra time per hour of examination.
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BBOSE Time Table 2025: Theory Exam Schedule
| Date | First Shift (9:30 AM – 12:45 PM) | Second Shift (2:00 PM – 5:15 PM) |
|---|---|---|
| Aug 25, 2025 | Hindi | English |
| Aug 26, 2025 | Mathematics | Chemistry |
| Aug 27, 2025 | Biology | Physics |
| Aug 28, 2025 | Geography | History |
| Aug 29, 2025 | Maithili | Accounting / Bangla / Bhojpuri |
| Aug 30, 2025 | Sanskrit / Arabic | Psychology |
| Sep 1, 2025 | Economics | Home Science |
| Sep 2, 2025 | Political Science | Sociology |
| Sep 3, 2025 | Yoga & Physical Education | Computer Science |
| Sep 4, 2025 | Music | Drawing |
| Sep 6, 2025 | Business Studies | Pedagogy |
| Sep 6, 2025 | Philosophy | — |
| Sep 8, 2025 | Urdu | Maghi |

BBOSE Time Table 2025: Practical Exam Schedule
Practical exams will be conducted in two shifts first shift from 9:00 AM to 12:00 PM and second shift from 1:00 PM to 4:00 PM.
| Date | First Shift Subject (Code) | Second Shift Subject (Code) |
|---|---|---|
| Aug 21, 2025 | Physics (311) / Drawing (326) | Chemistry (312) / Geography (315) |
| Aug 22, 2025 | Biology (313) / Psychology (321) | Yoga & Physical Education (328) / Home Science (320) |
| Aug 23, 2025 | Computer Science (322) | Music (327) |
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FAQs for BBOSE Class 12 December 2025 Time Table
Q1. When will the BBOSE Class 12 December 2025 theory exams start?
Answer: The theory exams will start on 25 August 2025 and continue on scheduled dates till 8 September 2025.
Q2. What are the exam shift timings for BBOSE Class 12 December 2025?
Answer: The first shift is from 9:30 AM to 12:45 PM and the second shift is from 2:00 PM to 5:15 PM.
Q3. What is the last entry time into the examination hall?
Answer: Entry closes at 9:00 AM for the first shift and 1:30 PM for the second shift. No entry is allowed after these times.
Q4. When will the BBOSE Class 12 December 2025 practical exams be held?
Answer: The practical exams will be conducted from 21 August 2025 to 23 August 2025 in two shifts each day.
Q5. How much extra time will be given to differently-abled students using a scribe?
Answer: They will be given 20 minutes of extra time per hour of examination.
Q6. How much reading time is given before the start of the exam?
Answer: All students will get 15 minutes to read and understand the question paper before writing starts.
Q7. Where can I check the official BBOSE Class 12 December 2025 time table?
Answer: The official time table is available on the BBOSE official website and through official notifications issued by the board.
Q8. Can I enter the exam hall if I am late by 5 minutes?
Answer: No, late entry is not allowed under any circumstances.
Q9. Are the theory and practical exams conducted at the same centre?
Answer: The exam centre details for both theory and practical exams will be mentioned on the admit card.
Q10. Is the time table the same for all streams?
Answer: Yes, the schedule covers all subjects across streams, but students must check their subject-specific dates.