BBOSE Class 10, 12 Answer Key 2025 Released: The Bihar Open Board has released the answer keys for the Class 10th and 12th examinations for the June 2025 and December 2025 sessions. Candidates who appeared for the exams can check their results on the official website at biharboardonline.com. If any errors are found, objections may be raised online until 5 PM on January 9, 2026; after that, the window will close. To raise an objection, candidates need to visit the official website and use the link provided for the June and December 2025 examinations.
The BBOSE Class 10 and 12 answer keys were prepared by teams of subject experts who evaluated candidates’ responses in the objective section.
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How to check the BBOSE Answer Key 2025
Step 1: Visit the official website biharboardonline.com
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Step 2: Navigate to the BBOSE Class 10th and 12th Answer Key 2025 section.
Step 3: Click the link to submit objections.
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Step 4: Complete the required fields and submit your objection by the deadline.
How to raise objections on the answer key?
1. First, open your browser and go to biharboardonline.com
2. Find and click on the link for “Objection regarding Answer Key BBOSE (10th/12th) June & December Exam 2025”.
3. Select your exam (June or December) and subject.
4. Fill in the required details such as your roll number and name.
5. Select the question number you have a doubt about.
6. Write your objection and attach the necessary proof.
7. Click the submit button.
8. Finally, take a printout of the complete application for your records.