CBSE Class 12 Biotechnology Previous Year Question Paper: Solving previous years’ question papers is considered one of the best practices for self-assessment and boosting confidence for the board exams. CBSE previous years’ question papers for class 12 Biotechnolgy form an invaluable resource to get an idea of the frequently asked questions in the examination and understand the exam pattern. These papers help students identify important topics, improve time management skills, and assess their level of preparation.
In this article, we have provided the CBSE Class 12 Biotechnology previous years’ question papers for the year 2023, 2022, 2020 and more. You can download the question papers in PDF format. Utilise these resources to maximize your study efforts and perform successfully in your CBSE Class 12 Biotechnology Exam 2024.
CBSE Class 12 Biotechnology Previous Years’ Question Papers
| Examination Year | Question Paper Link |
| CBSE Class 12 Biotechnology Question Paper 2023 | |
| CBSE Class 12 Biotechnology Question Paper 2022 | |
| CBSE Class 12 Biotechnology Question Paper 2020 | |
| CBSE Class 12 Biotechnology Question Paper 2019 | Not Available |
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CBSE Class 12 Biotechnology Marks Distribution 2023-24
Understdand atest exam pattern and marks distribution as you start solving the previous years’ question papers. Knowing the chapter-wise weightage helps priortise revision of the chapters and topics carrying high weightage for the upcoming boarde exam. and optimise your preparations for the UK Board Class 12 Biotechnology Exam 2024.
Here's a breakdown of the complete CBSE Class 12 Biotechnology marks distribution for 2023-24:
| Unit | Marks |
| Unit-V Protein and Gene Manipulation Chapter-1: Recombinant DNA Technology Chapter-2: Protein Structure and Engineering Chapter-3: Genomics, Proteomics and Bioinformatics | 40 |
| Unit-VI Cell Culture and Genetic Manipulation Chapter-1: Microbial Cell Culture and its Applications Chapter -2: Plant Cell Culture and Applications Chapter-3: Animal Cell Culture and Applications | 30 |
| Total | 70 |
CBSE Class 12 Biotechnology Question Paper Pattern 2024
Understanding the paper pattern for the uocoming exam helps formulate a focused revision plan as you have an idea of the number and format of the questions to be presented in the exam.
The CBSE Class 12 Biotechnology question paper for the 2024 exams will have a total of 25 questions. All questions will be compulsory.
(ii) Questions will be set according to the following format:
- Question number 1-16 will be MCQs of 1 mark each.
- Question number 17 - 21 will short answer questions of 2 marks each.
- Question number 22 - 28 will be short answer questions carrying 3 marks each.
- Question number 29 - 30 will be case based questions carrying 4 marks each.
- Question number 31 - 33 will be long answer questions of 5 marks each.
(iii) There will be no overall option in this question paper, however, internal choices will be provided in some questions.
Also Check:
CBSE Class 12 Biotechnology Sample Paper for Board Exam 2024