PYQ LensCBSE Class 12 Biology 2024 Paper, Set 57/1/1
This board paper has 33 questions for 70 marks, from 12 chapters. See where the marks come from, then practise it on PYQ Lens with marking schemes and teacher explanations.
- 33Questions
- 70Marks
- 12Chapters
Chapters in this paper
| Chapter | Questions | Marks |
|---|---|---|
| Biotechnology and its Applications | 4 | 6 |
| Human Health and Disease | 4 | 11 |
| Molecular Basis of Inheritance | 4 | 10 |
| Reproductive Health | 4 | 7 |
| Sexual Reproduction in Flowering Plants | 4 | 11 |
| Biotechnology: Principles and Processes | 3 | 6 |
| Principles of Inheritance and Variation | 3 | 5 |
| Ecosystem | 2 | 3 |
| Evolution | 2 | 5 |
| Biodiversity and Conservation | 1 | 4 |
| Human Reproduction | 1 | 1 |
| Microbes in Human Welfare | 1 | 1 |
Counts use each main question. An internal choice can come from another chapter.
Question types
written: 15, mcq: 12, assertion_reason: 4, case_study: 2.
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