The Class 12 Biology examination (of BSEB) is vital for those looking to enter the fields of Medicine, Agriculture, Nursing, and Life Science, and also for pursuing a degree in Bachelor of Science in Biology, Biotechnology or related areas. To maximise performance on the board examinations in 2026, students must work through PYQs (previous year question papers) to understand the trends, level of difficulty, and most relevant chapters.
In addition to helping students understand what they might find in a true exam (in terms of structure and recommended levels of difficulty), PO1s also give students an idea of what to expect in the classroom; i.e. what types of tests and projects are typically done (i.e. posters, models, projects, etc.), and how long-answers will be structured (i.e. list on paper, written answer or picture).
The following document provides (subject-wise) PDF files, advantages and expert strategies for achieving success when taking Biology classes, as well as tips that will help increase the chances of scoring highly on the exam.
Understanding the structure of the Biology paper prior to beginning to work through previous year papers (PYQs) is vital. The major emphasis of BSEB includes Definition/( Explanation of concepts through Diagrams/Reasoning and Structured forms of answers). The exam paper will comprise of topics including Botany & Zoology with questions being taken from the entire syllabus that has been followed by the NCERT.
Question Types Asked in BSEB Biology:
Important Units in the Paper:
Solving PYQs helps you identify the most repeated questions, high-weightage chapters, and frequent diagram topics.
The following links will take you to the newest BSEB Biology exam papers for every academic year. Downloadable PDFs (see below) can help you become familiar with:
These papers follow the official Bihar Board pattern and are useful for understanding:
Solving PYQs consistently can dramatically improve your exam performance. Here’s why:
PYQs help identify:
Practising full-length papers improves writing speed and helps students finish on time.
PYQs reveal important topics such as:
Solving actual board questions removes exam fear and builds revision confidence.
You can evaluate:
Getting maximum benefit from PYQs requires smart practice. Follow this strategy:
Simulate the real exam atmosphere:
Check errors in:
Practice important diagrams like:
This ensures complete preparation by covering both real and model exam styles.
Focus on:
(Session 2026 - 27)