The Bihar School Examination Board (BSEB) has issued the answer key for the Bihar Board of Open Schooling and Examination (BBOSE) Class 10 and Class 12 examinations held in June and December 2025. Candidates
can now view the BBOSE Class 10, 12 answer key 2025 on the official website at biharboardonline.com.
Candidates wishing to challenge any answers in the BBOSE answer keys can submit their objections online. The objection window will be open until January 9, 2026, at 5 pm. To raise objections, candidates should visit the official website and use the designated links for the June and December 2025 exams.
The BSEB has stressed the importance of following the instructions on the website for submitting objections. Objections submitted after the specified date and time will not be accepted. The board stated, “Objections submitted after the prescribed date and time, through any medium, will not be considered.”
The BBOSE Class 10, 12 answer keys were prepared by teams of subject experts who evaluated candidates’ responses in the objective sections. The keys were uploaded on January 7 to promote transparency in the evaluation process.
How to Challenge the BBOSE 2025 Answer Key
To challenge the BBOSE Class 10, 12 answer key 2025, follow these steps:
Step 1: Visit the official website biharboardonline.com.
Step 2: Navigate to the section for the BBOSE Class 10, 12 answer key.
Step 3: Click on the designated link for submitting objections.
Step 4: Fill in the required details and submit your objection before the deadline.
The BSEB encourages all candidates to thoroughly review the answer keys and raise any objections within the given timeframe. This initiative aims to ensure fairness and accuracy in the evaluation of the examinations.
The release of the BBOSE Class 10, 12 answer key 2025 is a significant step in the examination process, allowing candidates to verify their responses and seek corrections if necessary. The BSEB remains committed to maintaining transparency and integrity in the examination system.














