The CBSE Class 12 Biology Sample Paper 2026 is now available for download as a PDF! For students preparing to excel in the upcoming CBSE Board Exams 2026, this is the most critical resource. The Central Board of Secondary Education has released the official sample papers and marking schemes to help you understand the new question pattern, including the increased weightage of competency-based questions.
Whether you are looking for the CBSE Class 12 Biology Objective Type Questions, Formative & Summative Assessment solutions, or the complete marking breakdown, this blog has everything you need. Read on to grab the direct download links and preparation strategies.
CBSE Class 12 Biology Sample Paper 2026: Key Updates
CBSE Class 12th Biology Model and Sample Papers with Solutions are now live for the 2025-26 academic session. These papers are available as a PDF file which contains solutions in the same format used by board evaluators. If you were worried about how to tackle the new “Assertion-Reason” or “Case-Study” based questions, these documents will end your worries.
Latest Update: The CBSE Board Exams 2026 are scheduled to begin from February 17, 2026. Students are advised to finish their syllabus by December and focus entirely on solving these sample papers.
Download CBSE Class 12 Biology Sample Paper 2026 PDF
The Science stream subjects (Physics, Chemistry, Biology, Maths, etc.) require rigorous practice. Below are the direct links to download the official resources for the 2026 board exam.
| Subject | Sample Question Paper (SQP) | Marking Scheme (MS) |
|---|---|---|
| Biology (044) | Download PDF [ For Sample Paper ] | Download Solution [ For Marking Scheme ] |
| Biotechnology | Download PDF [ For Sample Paper ] | Download Solution [ For Marking Scheme ] |
CBSE Class 12 Biology Syllabus Weightage 2026
To score high, you must know which units carry the most marks. According to the CBSE Class 12 Biology Syllabus 2026, here is the unit-wise weightage:
- Reproduction: 16 Marks
- Genetics and Evolution: 20 Marks (Highest Weightage)
- Biology and Human Welfare: 12 Marks
- Biotechnology and its Applications: 12 Marks
- Ecology and Environment: 10 Marks
- Total Theory: 70 Marks
Watch: detailed Analysis of Class 12 Biology Sample Paper 2026
For a better understanding of how to write answers to score full marks, watch this detailed analysis video.
Biology Question Paper Design 2026
Biology is a natural science that ranges in scope from the anatomy of single cells to the behavior of complex animal societies. The Central Board of Secondary Education (CBSE) has structured the 2026 paper to test your analytical skills:
- Section A: 16 Multiple Choice Questions (1 Mark each).
- Section B: 5 Very Short Answer Questions (2 Marks each).
- Section C: 7 Short Answer Questions (3 Marks each).
- Section D: 2 Case-Based Questions (4 Marks each).
- Section E: 3 Long Answer Questions (5 Marks each).
Final Lines!
The Central Board of Secondary Education (CBSE) has announced the CBSE Class 12 Biology Sample Paper 2026 on its official website to give students a fair idea about the style, format, and pattern of the actual board examination. The sample paper for Biology is now available for download as a PDF file on the official website for students and teachers to refer to. We strongly recommend solving at least 3-5 sample papers before the final exam.
Frequently Asked Questions (FAQs)
Where can I download the official CBSE Class 12 Biology Sample Paper 2026?
You can download the official sample paper PDF directly from the CBSE Academic website (cbseacademic.nic.in) under the ‘Sample Question Paper’ section for the 2025-26 session.
What is the weightage of Genetics in the 2026 Biology exam?
According to the latest marking scheme, the ‘Genetics and Evolution’ unit carries the highest weightage of 20 marks.
When will the CBSE Class 12 Board Exam 2026 take place?
The CBSE Class 12 Board Exams are scheduled to begin from February 17, 2026.