CBSE Class 12 Biology Previous Year Question with Detailed Solutions (2016-2025)
CBSE Class 12 Biology Previous Year Question Paper: Biology is one of the vital subjects of Class 12 and also the scoring one. This subject is quite important for various exams as well. So, it would be better to get familiar with the types of questions asked in CBSE previous years' question papers for Class 12 Biology, clear all concepts, and work on time management. The CBSE has released the CBSE Class 12 Biology Previous Year Question Paper. Students can get the CBSE Class 12 Biology question paper 2025 PDF download from this article or from the official website.
This Story also Contains
- How to Download CBSE 12th Biology PYQs from the Official Website?
- CBSE Class 12 Biology Previous Year Question Paper: Download PDF
- Chapter-wise Weightage for CBSE Class 12 Biology 2026
- Best Reference Books for CBSE Class 12 Biology 2026
- CBSE Class 12 Biology Question Paper Design 2026
- How to Prepare for the CBSE Class 12 Biology Exam 2026?
- Benefits of Solving the CBSE Class 12 Biology Question Paper
By familiarising themselves with the biology question papers, students get to know the chapters to concentrate on and how effectively time can be managed to complete the CBSE Class 12 biology question papers in the given duration. Read the entire article to know more about how to download CBSE's previous year's question papers for Class 12 Biology, along with the marking scheme, the best biology reference books for Class 12, and many more.
How to Download CBSE 12th Biology PYQs from the Official Website?
From the Official Website:
Follow the steps to download the previous years' question papers CBSE Class 12 for Biology from the official website.
- Step 1 - Visit the official website - https://www.cbse.gov.in/cbsenew/question-paper.html.
- Step 2 - On the home page, click on the 'Question Papers for Examination' tab. Click on it for the required year.
- Step 3 - Click on the link of any subject shown in the list, and it will lead to a CBSE Class 12 Biology previous year question paper class 12 PDF/ zip file.
- Step 4 - Download CBSE Class 12 Biology previous year question papers.
- Step 5 - Take a printout or save it on the device to practise with it.
- Step 6 - Students who do not have a ZIP file opener can use online tools to open the ZIP file and extract files in PDF format.
From the Careers360 Website:
Students can follow the steps given below to get the CBSE Class 12 Biology previous year question paper PDF download.
- Step 1 - Check the table given below for the links to download the CBSE Biology Class 12 previous years' question papers.
- Step 2 - By clicking on the link, you will be redirected to a new window of careers360.
- Step 3 -Sign in or fill in the login credentials to access the CBSE Class 12 Biology Question Paper PDF of the respective year.
- Step 4 - Click on the ‘download’ button and save the question papers for all years for future reference.
CBSE 12 Class Free Mock Test
Boost your exam preparation with our CBSE 12 Class Free Mock Test, designed as per the latest exam pattern.
Attempt NowCBSE Class 12 Biology Previous Year Question Paper: Download PDF
Solving previous years' question papers for Class 12 Biology would help students identify frequently asked topics, important concepts, and the typology of questions. Here, we have provided the CBSE Class 12 Biology Previous Year Question Paper PDF. Students can use the links given below to get the CBSE Class 12 Biology previous year question paper PDF download.
CBSE Class 12 Biology Question Paper 2025 PDF Download
Students can get the CBSE Class 12 Biology question paper 2025 PDF download for 3 sets from the links given in the table below:
|
|
|
|
|
|
CBSE Class 12 Question Paper 2024 Biology
Students can download the question paper for CBSE Class 12 Biology question paper 2024 from the following table
|
|
|
|
|
|
|
|
|
|
CBSE Class 12 Biology Question Paper 2023
Students can download the CBSE 12th Biology question paper for 2023 using the link given below:
Previous Year Question Paper for Class 12 Biology 2022
Students can download the CBSE 12 Biology question paper for 2022 using the link given below:
CBSE Class 12 Question Paper 2020 Biology
Students can download the question paper for 2020 using the link given below:
CBSE Class 12 Question Paper 2019 Biology
Students can download the previous year question paper for Class 12 Biology 2019 using the link given below:
CBSE Class 12 Question Paper 2018 Biology
Students can download the previous year question paper for Class 12 Biology 2018 using the link given below:
CBSE Class 12 Question Paper 2017 Biology
Students can download the previous year question paper for Class 12 Biology 2017 using the link given below:
CBSE Class 12 Question Paper 2016 Biology
Students can download the previous year question paper for Class 12 Biology 2016 using the link given below:
Chapter-wise Weightage for CBSE Class 12 Biology 2026
The CBSE has released chapter-wise weightage for class 12 Biology for the academic year 2025-26. Students can go through the table given below to identify high-weightage chapters, and also to give more importance to chapters with more weightage.
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
Best Reference Books for CBSE Class 12 Biology 2026
The following table provides the best reference books for the CBSE class 12 Biology exam. After going through the syllabus and NCERT textbooks, students can read any of these books as they prefer.
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
CBSE Class 12th Syllabus: Subjects & Chapters
Select your preferred subject to view the chapters
CBSE Class 12 Biology Question Paper Design 2026
Students can go through the following table to get clarity about the question paper design for the academic year 2025-26.
|
|
|
|
|
|
|
|
|
|
|
|
How to Prepare for the CBSE Class 12 Biology Exam 2026?
Students preparing for the CBSE Class 12 biology exam for 2026 should follow the preparation tips given below to score better marks.
- The first thing is to make a proper study timetable and follow it strictly.
- Students should also look into CBSE Class 12 Biology Preparation Tips 2026 for effective tips that could be used in their study plan.
- Use the best class 12 biology reference books to get clarity on topics and help in practising them.
- Students must start solving CBSE class 12 sample papers to get familiar with the typology of questions and the current marking scheme.
- Students should also solve previous years' question papers to understand frequently asked topics and the exam pattern.
- Dedicate time to clear all doubts and concepts, and revise theorems regularly.
Benefits of Solving the CBSE Class 12 Biology Question Paper
- Understand CBSE Class 12 Exam Pattern: Students must be familiar with question types, format, and marking scheme.
- Improve Time Management: Students must practice within time limits to improve speed and efficiency.
- Identify Key Topics: Students must identify the frequently asked topics for focused preparation.
- Boost Confidence: The aspirants must practice previous year question papers to reduce exam anxiety and build confidence.
- Assess Preparation: Students must help to evaluate strengths and weaknesses for targeted revision.
Also, Read:
- CBSE Class 12 Maths Preparation Tips 2026
- CBSE Class 12 Preparation Tips for Chemistry 2026
- CBSE Class 12 English Preparation Tips 2026
Frequently Asked Questions (FAQs)
Q: How should student analyze their performance after solving a paper?
A:
Students must compare answers with the marking scheme, note mistakes, and revise weak areas.
Q: Do questions repeat in CBSE Class 12 Biology exams?
A:
Exact questions may not repeat in the CBSE Class 12 Biology Exam, but similar concepts and question patterns often recur.
Q: Where can I find the CBSE previous year question papers class 12 Biology?
A:
Students can download CBSE class 12 Biology previous years' question papers from the links provided in this article or the official website of CBSE class 12.
Q: Is class 12 Biology difficult?
A:
Class 12 Biology is not very difficult. Regular practice and solving CBSE previous year question papers class 12 Biology, along with sample papers, can help in clearing the concepts and scoring good marks in Biology.
Q: How will CBSE class 12 Biology previous year question papers help me?
A:
From past exams it is observed that some questions are repeated from previous year papers. Also, practicing previous year papers can help in knowing a variety of questions that ultimately helps scoring good marks.
Articles
Related Stories
|
Upcoming School Exams
Certifications By Top Providers
Explore Top Universities Across Globe
Questions related to CBSE Class 12th
On Question asked by student community
Have a question related to CBSE Class 12th ?
Yes, you can switch from Science in Karnataka State Board to Commerce in CBSE for 12th. You will need a Transfer Certificate from your current school and meet the CBSE school’s admission requirements. Since you haven’t studied Commerce subjects like Accountancy, Economics, and Business Studies, you may need to catch up before or during 12th. Not all CBSE schools accept direct admission to 12th from another board, so some may ask you to join Class 11 first. Make sure to check the school’s rules and plan your subject preparation.
Hello
For the 12th CBSE Hindi Medium board exam, important questions usually come from core chapters like “Madhushala”, “Jhansi ki Rani”, and “Bharat ki Khoj”.
Questions often include essay writing, letter writing, and comprehension passages. Grammar topics like Tenses, Voice Change, and Direct-Indirect Speech are frequently asked.
Students should practice poetry questions on themes and meanings. Important questions also cover summary writing and translation from Hindi to English or vice versa.
Previous years’ question papers help identify commonly asked questions.
Focus on writing practice to improve handwriting and presentation. Time management during exams is key to answering all questions effectively.
Hello,
If you want to improve the Class 12 PCM results, you can appear in the improvement exam. This exam will help you to retake one or more subjects to achieve a better score. You should check the official website for details and the deadline of this exam.
I hope it will clear your query!!
For the 2025-2026 academic session, the CBSE plans to conduct board exams from 17 February 2026 to 20 May 2026.
You can download it in pdf form from below link
all the best for your exam!!
Hii neeraj!
You can check CBSE class 12th registration number in:
- Your class 12th board exam admit card. Please do check admit card for registration number, it must be there.
- You can also check the registration number in your class 12th marksheet in case you have got it.
- Alternatively you can also visit your school and ask for the same in the administration office they may tell you the registration number.
Hope it helps!
Applications for Admissions are open.
This ebook serves as a valuable study guide for NEET 2025 exam.
NEET Previous 10 Year Questions
Get nowThis e-book offers NEET PYQ and serves as an indispensable NEET study material.
JEE Main Important Physics formulas
Get nowAs per latest syllabus. Physics formulas, equations, & laws of class 11 & 12th chapters
JEE Main Important Chemistry formulas
Get nowAs per latest syllabus. Chemistry formulas, equations, & laws of class 11 & 12th chapters
JEE Main high scoring chapters and topics
Get nowAs per latest 2024 syllabus. Study 40% syllabus and score upto 100% marks in JEE
JEE Main Important Mathematics Formulas
Get nowAs per latest syllabus. Maths formulas, equations, & theorems of class 11 & 12th chapters
CBSE Class 12th Notifications
Never miss an CBSE Class 12th update
Get timely CBSE Class 12th updates directly to your inbox. Stay informed!