CBSE Class 12 Biology chapter-wise weightage is provided in this article. Students preparing for CBSE Class 12 Biology Exam can check the topic-wise marks distribution to know chapters with high weightage in the board exam. The total marks for Biology are 100 divided into 70 for theory and 30 for practical. Theory paper will contain 20% MCQs, 40% competency-based questions, and 40% subjective-type questions. Students have to score a minimum of 33% marks to pass the exam.
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CBSE Class 12 Biology Chapter-Wise Weightage
Check the topic-wise marks weightage for CBSE Class 12 Biology below:
| Unit No. | Unit Name | Marks |
|---|---|---|
| VI | Reproduction | 16 |
| VII | Genetics and Evolution | 20 |
| VIII | Biology and Human Welfare | 12 |
| IX | Biotechnology and its Applications | 12 |
| X | Ecology and Environment | 10 |
| Total Marks | 70 | |
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