Bihar Board 12th Maths Answer Key 2025 Out: 4 Feb Maths Exam Objective Questions & Answers
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The Bihar Board has released the official BSEB Class 12th Maths provisional answer key on February 28, 2025. Candidates can check it at - objection.biharboardonline.com. Objections can be submitted online until 5:00 PM on March 5, 2025. Late submissions will not be considered as mentioned in an official notification released by the Bihar School Examination Board.
Download: Official BSEB 12th Maths Answer Key 2025 PDF Here
BSEB conducted the Class 12 Mathematics exam for both Science and Arts streams on February 4, 2025. The Bihar Board exam codes are 121 for Mathematics (I.Sc) and 327 for Mathematics (I.A).
Following the exam, various well-known institutions also published the unofficial answer keys for the Bihar Board 12 exam of Maths subject. The official Bihar 12th Maths answer key 2025 is now available for all sets. It contains answers to the objective questions asked in the exam.
Bihar Board Class 12 Maths Exam Solution 2025 Link
The Bihar Board 12th maths answer key allows students to compare their answers with the correct solutions, estimate their scores, and raise objections if they find any discrepancies in the BSEB 12th answer key. They will find both the official and unofficial Class 12 maths Bihar Board 2025 answer key below:
Unofficial Bihar Board 12th Mathematics exam answer key link (SetA-J)
| Set A Maths Answer Key | Set B Maths Answer Key |
| Set C Maths Answer Key | Set D Maths Answer Key |
| Set E Maths Answer Key | Set F Maths Answer Key |
| Set G Maths Answer Key | Set H Maths Answer Key |
| Set I Maths Answer Key | Set J Maths Answer Key |
Bihar Board 12th Maths Answer Key 2024-25: Dates
The board began its BSEB Class 12 theory exams on February 1, 2025. The Bihar Board Class 12 Mathematics exam was scheduled for the morning shift (9:30 am to 12:45 pm) on February 4th. Following the exam, various institutions release unofficial Bihar Board 12 answer keys. The BSEB has now published the official BSEB 12 answer key. Check the table below for BSEB maths answer key dates.
| Particulars | Dates |
|---|---|
Bihar 12th exam date for Maths | February 4, 2025 (9:30 am to 12:45 pm) |
BSEB Class 12 Maths answer key release date (unofficial) | February 4, 2025 |
Bihar Class 12 Maths answer key release date (official) | February 28, 2025 |
BSEB Class 12 Maths Answer Key Image for SET A
How to Download Bihar 12th Maths Exam Answer Key?
The Bihar Board has published official answer key. For instructions on how to access the official answer key PDF, check the steps below.
- Go to the official BSEB website: objection.biharboardonline.com or secondary.biharboardonline.com.
- Find the "BSEB 12th Answer Key 2025" link, which is located in the "Important Links" section on the homepage.
- Click on the "Bihar Board 12th Exam Answer Key Maths 2024-25" link.
- Download the official Bihar 12 maths answer key PDF file and save it to the device.
- Open the Maths Class 12 Bihar Board PDF to compare the answers and estimate the score.
Bihar Board Class 12th Question Paper's 2025
Prepare smartly with BSEB 12th Question Papers 2025. Understand the exam pattern, marking scheme, and important questions.
Download NowPrevious Year BSEB Maths Answer Key
To learn how to check the answers in the Bihar Board 12th maths answer key, students can refer to this which explain the release process and guides checking their answers.
BSEB 12th Mathematics Answer Key 2024: Click Here
BSEB Board Set A 2024 Maths Answer Key
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Frequently Asked Questions (FAQs)
Q: When will the Bihar Board release the official Class 12 Maths answer key?
A:
The Bihar School Examination Board (BSEB) has released the official answer key on February 28, 2025.
Q: Where can I find the official Bihar Board Class 12 Maths answer key?
A:
The official Bihar Board 12 answer key is available for download on the official BSEB website: objection.biharboardonline.com or secondary.biharboardonline.com.
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Hello,
Here is the link where you can get the syllabus : Bihar Board Class 12th Chemistry Syllabus 2025-26
Hope it helps !
Hi dear candidate,
You can easily download the Bihar board class 11th physics question paper for practice from our official website. The answer key is also available, kindly open the link attached below:
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Hello dear candidate,
In the link mentioned below you can find the question paper of Bihar board class 12th accountancy :-
https://school.careers360.com/download/ebooks/bihar-board-class-12-accountancy-question-paper-2025
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Hello,
No , Bihar School Education Board (BSEB) , has not yet released the modal papers of class 12 th 2026. It is expected that these will be released in November and December 2025 .
Hope this information is useful to you.
If you’re preparing for the Bihar Board Class 11 half-yearly exams, this question paper will help you get familiar with the types of questions asked, format, and important topics to focus on. I will be attaching the link here for your reference.
https://school.careers360.com/boards/bseb/bihar-board-class-11-half-yearly-question-paper-2025-26
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