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CBSE 12th Biology 3 Marks Questions: CBSE Class 12 Biology Exam is scheduled for March 19, 2024. As less than 30 days are left until the final exam, it becomes important for students to not only revise but also practice different types of questions to get high scores in the exam.
In this article, we have provided chapter-wise PDFs of important 3-mark questions for class 12 biology. These questions are developed on the basis of the updated syllabus of biology, sample papers provided by the board, and previous year questions. Special emphasis has been given to topics that have higher weightage. Additionally, links to some other important study materials for the CBSE class 12 biology exam have been provided in the article.
CBSE Class 12 Biology Exam Pattern and Marking Scheme
The exam pattern provides information with regard to the types of questions to be asked on the question paper, and the marking scheme helps us understand what marks are allotted to each type of question. The exam pattern and marking scheme for CBSE Class 12 Biology have been provided in the table below:
| Section | Type of Question | No of Questions | Total Marks |
| A | Multiple-Choice Questions (MCQs)/ Assertion-Reasoning | 16 | 1 x 16 = 16 |
| B | Short Answer Questions | 5 | 2 x 5 = 10 |
| C | Short Answer Questions | 7 | 3 x 7 = 21 |
| D | Case-based/Source-based/Passage-based/Integrated Assessment Questions | 2 | 4 x 2 = 8 |
| E | Long Answer Questions | 3 | 5 x 3 = 15 |
| TOTAL |
| 70 |
List of Important Questions of 3 Marks for Class 12 Biology with Answers
Students appearing for the CBSE Class 12 Biology exam can view and download the chapter-wise PDFs of important biology questions of 3 marks along with answers using the links given below in the table.
| Chapter | PDF Link |
| Sexual Reproduction in Flowering Plants | |
| Human Reproduction | |
| Reproductive Health | |
| Principles of Inheritance and Variation | |
| Molecular Basis of Inheritance | View/Download |
| Evolution | View/Download |
| Human Health and Diseases | View/Download |
| Microbes in Human Welfare | View/Download |
| Biotechnology - Principles and Processe | View/Download |
| Biotechnology and its Applications | View/Download |
| Organisms and Populations | View/Download |
| Ecosystem | View/Download |
| Biodiversity and its Conservation | View/Download |
Important Study Material for Class 12 Biology
Students can check important study material by using the links given below in the table.
PDF links for the remaining chapters will be available soon. Please continue to check for updates regarding important 3 mark questions for Class 12 Biology.
Also Read:
3 Marks Important Questions for Class 12 CBSE Board Exam 2024
CBSE Class 12 Important 2 Marks Questions for 2024 Board Exam
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