CBSE -NCERT IMPORTANT QUESTIONS OF SCIENCE
| CHAPTER 1 - CROP PRODUCTION AND MANAGEMENT | |
| CHAPTER 2 - MICRO-ORGANISMS | |
| CHAPTER 3 - SYNTHETIC, FIBRES AND PLASTICS | |
| CHAPTER 4 - MATERIALS-METALS AND NON-METALS | |
| CHAPTER 5 - COAL AND PETROLEUM | |
| CHAPTER 6 - COMBUSTION AND FLAME | |
| CHAPTER 7 - CONSERVATION OF PLANTS AND ANIMAL | |
| CHAPTER 8 - CELL - STRUCTURE AND FUNCTIONS | |
| CHAPTER 9 - REPRODUCTION IN ANIMALS | |
| CHAPTER 10 - REACHING THE AGE OF ADOLESCENCE | |
| CHAPTER 11 - FORCE AND PRESSURE | |
| CHAPTER 12 - FRICTION | |
| CHAPTER 13 - SOUND | |
| CHAPTER 14 - CHEMICAL EFFECTS OF E.C | |
| CHAPTER 15 - SOME NATURAL PHENOMENA | |
| CHAPTER 16 - LIGHT | |
| CHAPTER 17 - STARS AND SOLAR SYSTEM | |
| CHAPTER 18 - POLLUTION OF AIR AND WATER |


