| Unit | Chapter |
|---|---|
| L- 1 | Nutrition in Plants |
| L- 2 | Nutrition in Animals |
| L- 3 | Fibre and Fabric |
| L- 4 | Heat |
| L- 5 | Acids,Bases and Salts |
| L- 6 | Physical and Chemical Changes |
| L- 7 | Weather ,Climate and Adaptations |
| L- 8 | Winds,Stroms,Cyclones |
| L- 9 | Soil |
| L- 10 | Respiration in Organisms |
| L- 11 | Transporation in Animals and Plants |
| L- 12 | Reproduction in Plants |
| L- 13 | Motion and Time |
| L- 14 | Electric Currents and its Effect |
| L- 15 | Light |
| L- 16 | Water-A Precious Resource |
| L- 17 | Forests-Our Lifeline |
