Class 12 Biology Previous Year Question Papers with Solutions PDF

Class 12 Biology Previous Year Question Papers with Solutions PDF: The Class 12 board exams are usually held between February and March, and for many students, this exam decides their path to college admissions. Scoring good marks in Biology is very important, especially for those who are planning careers in medicine, biotechnology, or life sciences. To prepare well, students should not only study the chapters but also solve the class 12 Biology PYQ regularly. By practising from CBSE Class 12 biology previous year question papers, you get a clear idea of how questions are asked and which chapters carry more weight.

PW has made this preparation easier by providing biology PYQs class 12 for 2023, 2024, and 2025. These papers help students follow the latest pattern and understand which topics are repeated often and which are less focused on in the exam. Solving Bio Class 12vPYQ at home will feel like a mock test, which will help in writing answers within time. Get the Class 12 Biology Previous Year Question Papers with Solutions PDF below.

Check Out: CBSE Class 12 Books

CBSE Class 12 Biology 

Class 12 Biology is one of the most important subjects for CBSE board exams and competitive exams like NEET. The subject is divided into different units that cover areas such as reproduction, genetics, ecology, biotechnology, and human physiology. By focusing on the important topics from each unit, students can plan their studies better and also practice with previous year question papers Biology Class 12, to strengthen their preparation. Check out the CBSE Class 12 Biology Important topics below:-

Check Out: Class 12 Sample Papers

Class 12 Biology Previous Year Question Papers with Solutions PDF

Getting ready for the Class 12 board exams can feel stressful, especially when it comes to Biology. That’s why PW is here with Class 12 Biology Previous Year Question Papers with Solutions PDF to make your preparation easier. 

Going through previous year question papers biology class 12 gives you a real idea of the kind of questions that usually come in exams and helps you revise the important topics. When you solve a previous year question paper class 12 biology, you also learn how to manage your time better:

Want more such Class 12 Biology Previous Year Question Papers? Check out below:-

CBSE Class 12 Last 3 Years (2022 - 2024) Solved Papers For 2026 Exams

How to Use Class 12 Biology Previous Year Question Papers?

Preparing for Class 12 board exams needs both smart planning and consistent practice. Check out the tips for How to Use Class 12 Biology Previous Year Question Papers:-

1. Start with Note-Making from PYQs

Before solving the whole paper, it is good to make notes from CBSE Class 12 Biology. This helps in identifying which chapters are important and what kind of questions are asked again and again.

• Make short notes of frequently asked terms and concepts in BioPYQ class 12, like definitions, examples, or one-word answers.

• Write down important diagrams that are repeatedly asked in the biology PYQs class 12, and keep them separate for last-minute revision.

• Keep a small notebook only for previous year question papers biology class 12 notes so that you do not have to search before exams.

2. Focus on Important Biology Chapters

Not every chapter carries the same weightage. By looking at class 12 biology PYQ, you can easily see which units get more questions. For example, chapters like Human Reproduction, Genetics and Evolution, Biotechnology, and Ecology often have higher weightage.

• Go through at least five years of CBSE Class 12 Biology previous year question papers and mark the chapters that come every year.

• Make sure you prepare those chapters in detail because they are high-scoring areas in Bio Class 12PYQ.

• Give more time to topics that are both concept-heavy and diagram-based because they fetch marks if written properly.

3. Practice Diagrams Alongside Questions

Biology answers are incomplete without diagrams. The previous year's question papers biology class 12 clearly show how often diagrams are included. Even when not directly asked, they add value to your answers.

• While practising BioPYQ class 12, draw the related diagram below the answer, even if it is not mentioned.

• Learn correct labelling because in the Biology PYQs class 12, neat labelling alone can fetch 1–2 marks.

• Keep a separate practice sheet where you revise only diagrams from class 12 biology PYQ to build speed and neatness.

Check Out: Class 12 Question Banks

4. Strengthen Theory with PYQs

Biology theory is vast, and sometimes students feel lost while revising. This is where CBSE Class 12 biology previous year question papers help in narrowing the syllabus.

• Check which theory-based questions have been repeated in Bio Class 12PYQ and prepare them word by word.

• Write long answers in simple language, but don’t forget to add scientific terms that you see in the Biology PYQs class 12.

• Divide your revision time: one slot for concepts and one slot for direct theory from previous year question papers biology class 12.

5. Solve Papers in Exam Conditions

The real benefit of class 12 biology PYQ comes when you solve them like an actual exam. 

• Take a printed BioPYQ class 12 from PW and solve it within 3 hours without any breaks.

• After solving, check your answers with the solutions provided in PW’s biologyPYQs class 12 PDF.

6. Learn the Right Answer Presentation

Just writing correct content is not enough; presentation matters in Biology. The solutions in PW’s class 12 biology PYQ guide you on how to structure answers.

• Begin with a short introduction, then write the main content, and end with a conclusion if possible.

• Use headings and sub-points while answering the Bio PYQ class 12 so that examiners find it easy to read.

• Whenever possible, add a labelled diagram because previous year question papers biology class 12 show that diagram-based answers are valued more.

7. Analyse Repeated Questions and Patterns

One of the most powerful uses of the biology PYQs class 12 is spotting repetition. Many times, a question is repeated in the same or slightly changed form.

• Go through at least ten years of CBSE Class 12 biology previous year question papers and highlight repeated questions.

• Make a separate list of these repeated Bio Class 12 PYQ because they have high chances of appearing again.

• Practice writing them multiple times so that you can answer them perfectly in exams.

Read More: Toughest and Easiest Chapters in CBSE Class 12 Biology

Class 12 Biology PYQ FAQs

Q1. Why should I solve previous year question papers biology class 12?

Solving helps in understanding the exam pattern and important topics.

Q2. Where can I find bio class 12PYQ with solutions?

You can get Class 12 Biology PYQs with solutions from PW.

Q3. How do previous year papers help in scoring better?

They give practice with real exam questions and improve time management.

Q4. Can I rely only on biology PYQs class 12 for exam preparation?

No, you should study NCERT and also practice PYQs for better results.

Q5. Do CBSE class 12 biology previous year question papers repeat questions?

Yes, sometimes similar questions or patterns are repeated.