BSEB Class 12 Biology Answer Key 2026: Download BSEB Class 12 Answer Key PDFs Here
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The Bihar School Education Board will conduct the 12th Biology exam 2026 on February 1, 2026 (tentative). The board will release the Bihar Board 12th Biology Answer Key 2026 once the exam is over. The answer key for the Biology exam will consist of the correct answers to the questions asked in the exam. Meanwhile, we have updated on this page the unofficial BSEB 12th keys along with the question paper.
Students must be familiar with the marking scheme set by the Bihar School Examination Board while calculating their marks. They must contact their school authorities if they find discrepancies in their answer key.
Candidates can use the answer keys to calculate their expected score in the BSEB 12th exam 2026 for Biology. The board will release the Bihar Board 12th 2026 Biology Answer Key a few days later. Meanwhile, we will update here the unofficial keys for Bihar Board 12th Biology that candidates can refer to.
Bihar Board 12th Biology Answer Key 2026
Students can estimate their marks and evaluate their performance using the BSEB 12th Biology 2026 answer key. We will update the link below to download the Bihar Board class 12th Biology Answer Key 2026 and question paper.
| Bihar Board Class 12 Biology Answer Key 2026 (TBU) | Class 12 Bihar Board Biology Question Paper 2026 (TBU) |
In the Bihar Board Biology exam class 12, part A of the biology paper consisted of objective questions, of which candidates were expected to answer 35 questions of 1 mark each, whereas part B included 20 short and 6 long answer-type questions. Students must secure passing marks; otherwise, they have to appear for the Bihar Board 12th compartment exam 2026.
The board will also allow the candidates to object to the Bihar board class 12 answer key 2026. Moreover, different coaching centers and subject experts will release the unofficial BSEB class 12th answer key today after the exams.
How to Raise an Objection Against BSEB 2026 Biology Answer Key?
Once the exams are conducted successfully, the board will release the BSEB 12th answer keys 2026. Moreover, the board will also open the objection window for the candidates on the official website. Some of the steps to follow to raise an objection are:
- Step 1: Students can visit the official website.
- Step 2: Navigate to the home page and choose the Biology subject, followed by a set number of BSEB board 12th answer key 2026.
- Step 3: Students must select the question number and issue type.
- Step 4: Students can choose the correct answers and should explain about the same.
- Step 5: Students can click the save button, and an objection will be submitted.
Refer to the sample image below to check the BSEB 12th Biology answer key objection window.
BSEB 12th Biology Answer Key 2026: Important Dates
Students can refer to the table below to stay updated about the various events associated with the Bihar Board 12th Biology answer key 2026.
| Events | Dates |
| BSEB 12th Biology exam dates | February 1, 2026 (tentative) |
| BSEB 12th Biology exam timing | 9:30 a.m. to 12:45 p.m |
| BSEB 12th Biology answer key date (Unofficial) | February 2026 (tentative) |
| BSEB 12th Biology last date of Objection | First week of March 2026 (tentative) |
| BSEB 12th result date | Last week of March 2026 (tentative) |
Bihar Board 12th Biology Previous Year Answer Key
Students can review the previous years' answer keys, which will help them learn about the evaluation method in detail. The following section contains the answer keys of the previous academic years.
Bihar Board 12th Biology Answer Key 2025
The Bihar School Education Board conducted the class 12th Biology exam 2026 on February 1, 2025. The table below contains the BSEB class 12th Biology answer key 2025, which students can refer to.
| Particulars | Download Link |
| Bihar Class 12 Biology Answer Key 2025 (Unofficial) | Click Here |
| Bihar 12th Biology 2025 Question Paper | Click Here |
Bihar Board 12th Biology Answer Key 2024
The BSEB board released the Bihar Board 12th Biology Answer Key 2024 after the biology exams were conducted. The students can download the BSEB Biology answer key in PDF format.
| Particulars | Download Link |
| Bihar Class 12 Biology Answer Key 2024 (Unofficial) | Click Here |
| Bihar 12th Biology 2024 Exam Analysis | Click Here |
| Bihar Board 12th Biology Question Paper 2024 | Click Here |
Bihar Board 12th Biology Answer Key 2023
The board conducted the Bihar board 12th Biology paper in February 2023 in pen and paper mode. The BSEB 12th exam was conducted by the Bihar School Examination Board (BSEB). The questionnaire comprised a total of 96 questions divided into 2 sections.
Refer to the link mentioned below to download the BSEB 12th Biology answer key 2023.
| Particulars | PDF Link |
| BSEB 12th Biology Answer Key 2023 | Download Now |
What are the Things to Do After BSEB 12th Biology Answer Key 2026?
Students can download the Bihar board 12th Biology answer key 2026 in PDF format. After downloading the answer keys, the steps to follow are mentioned below.
- Students must estimate their marks and wait for the BSEB 12th result 2026.
- The Bihar Board 12th Result will be released on the official website.
- Students can use the necessary credentials to check the class 12th Bihar board result.
- Students can apply for various courses and universities if they score the passing marks.
- Students must apply for the supplementary examinations if they fail to score passing marks.
- The board will also provide a revaluation option for candidates unsatisfied with their marks.
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