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ICSE Class 10 Biology Chapter-Wise Weightage 2024ICSE Class 10 Biology Chapter-Wise Weightage 2024: In ICSE Biology syllabus, there are a total of six units with heavier weightage on the first three units. While referring to the unit-wise and chapter-wise weightage provided here, it is important to note that it is unofficial and hence, there may be variations in the actual question paper. The marks distribution provided here is analysed from the previous years’ papers and the sample paper for this year. The following provides an idea about the approximate expected weightage per chapter and thus will allow the candidate to plan their studies accordingly.
LATEST| ICSE Class 10 Biology Weightage 2025: Unit and chapter-wise marks distribution |
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ICSE Class 10 Biology Chapter-Wise Weightage 2024
The weightage distribution for all units and their respective chapters are as follows:
Unit 1: Basic Biology
| Chapter | Total Weightage |
|---|---|
| Structure of Chromosomes, Cell Cycle and Cell Division | 12 to 14 marks |
| Genetics – Some Basic Fundamentals | 8 to 10 marks |
Unit 2: Plant Physiology
| Chapter | Total Weightage |
|---|---|
| Absorption by Roots | 3 to 5 marks |
| Transpiration | 1 to 4 marks |
| Photosynthesis | 12 to 14 marks |
| Chemical Co-ordination of Plants | 3 to 5 marks |
Unit 3: Human Anatomy & Physiology
| Chapter | Total Weightage |
|---|---|
| The Circulatory System | 8 to 10 marks |
| The Excretory System | 3 to 5 marks |
| The Nervous System | 4 to 6 marks |
| Sense Organs | 8 to 11 marks |
| The Endocrine System | 4 to 5 marks |
| The Reproduction System | 12 to 14 marks |
Unit 4, Unit 5, and Unit 6
| Chapter | Total Weightage |
|---|---|
| Unit 4: Human Evolution | 4 to 6 marks |
| Unit 5: Population | 2 to 3 marks |
| Unit 6: Pollution | 7 to 9 marks |
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