Bihar Board 12th Biology Answer Key 2025, 1st February, Question Paper & Pattern

Bihar Board 12th Biology Answer Key 2025: The Bihar School Examination Board (BSEB) is scheduled to conduct the Class 12 Biology exam on February 1, 2025. The official answer key is expected to be released following the exam in the first week of March 2025. This answer key will provide correct responses to the objective-type questions, enabling students to assess their performance before the official results are announced.

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Bihar Board 12th Biology Question Paper 2025 Pattern

Bihar Board 12th Paper Analysis 2025

Steps to download Bihar Board 12th Biology Answer Key 2025

• Visit the Official BSEB Website : Go to biharboardonline.bihar.gov.in .
• Navigate to the 'Latest Updates' or 'Notifications' Section : Look for the section that lists recent announcements or updates.
• Find the Relevant Link : Search for a link titled "Intermediate Biology Answer Key 2025" or something similar.
• Download the Answer Key : Click on the link to open the answer key document, which is usually in PDF format. You can then download and save it to your device.

Steps to raise objection in Bihar Board 12th Biology Answer Key 2025

Visit the Official Website : Go to the Bihar School Examination Board's official portal: biharboardonline.bihar.gov.in .

Locate the Answer Key Section : On the homepage, find and click on the link labeled "Objection Matric Exam 2025" or a similar title related to answer key objections.

Log In : Enter your credentials, such as roll number and registration number, to access your account.

Select the Question : Choose the specific question(s) you believe have incorrect answers in the provided answer key.

Submit Your Objection : Provide a clear explanation and, if possible, supporting evidence for each objection.

Pay the Objection Fee : If applicable, complete the payment for each objection as per the board's guidelines.

Confirmation : After submission, note any acknowledgment or reference number for future correspondence.

How to Calculate Marks Using Bihar Board 12th Biology Answer Key 2025

Download the Answer Key – Once released, get the official answer key from the Bihar Board website.

Match Your Answers – Compare your responses with the correct answers provided in the key.

Marking Scheme –

• Objective (MCQs): Each correct answer carries 1 mark.
• Short & Long Answers: Follow the marks assigned in the question paper.
• No Negative Marking – There is no deduction for wrong answers.

Total Your Marks – Add up your correct responses to estimate your final score.

Bihar Board 12th Answer Key 2025: Grace Marks Policy

• If a student is behind by up to 8% marks in one subject, they will get extra marks to pass.
• If a student fails in two subjects but is short by no more than 4% marks in each, they will also get grace marks.
• If a student has 75% or more overall marks but is lacking up to 10% in one subject and cannot pass otherwise, they will be given the necessary marks.