| Chapter name | Download link |
| Chapter 1: THE LIVING WORLD | Download |
| Chapter 2: BIOLOGICAL CLASSIFICATION | Download |
| Chapter 3: PLANT KINGDOM | Download |
| Chapter 4: ANIMAL KINGDOM | Download |
| Chapter 5: MORPHOLOGY OF FLOWERING PLANTS | Download |
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| Chapter 6: ANATOMY OF FLOWERING PLANTS | Download |
| Chapter 7: STRUCTURAL ORGANISATION IN ANIMALS | Download |
| Chapter 8: CELL: THE UNIT OF LIFE | Download |
| Chapter 9: BIOMOLECULES | Download |
| Chapter 10: CELL CYCLE AND CELL DIVISION | Download |
| Chapter 11: TRANSPORT IN PLANTS | Download |
| Chapter 12: MINERAL NUTRITION | Download |
| Chapter 13: PHOTOSYNTHESIS IN HIGHER PLANTS | Download |
| Chapter 14: RESPIRATION IN PLANTS | Download |
| Chapter 15: PLANT GROWTH AND DEVELOPMENT | Download |
| Chapter 16: DIGESTION AND ABSORPTION | Download |
| Chapter 17: BREATHING AND EXCHANGE OF GASES | Download |
| Chapter 18: BODY FLUIDS AND CIRCULATION | Download |
| Chapter 19: EXCRETORY PRODUCTS AND THEIR ELIMINATION | Download |
| Chapter 20: LOCOMOTION AND MOVEMENT | Download |
| Chapter 21: NEURAL CONTROL AND COORDINATION | Download |
| Chapter 22: CHEMICAL COORDINATION AND INTEGRATION | Download |