Browse free questions and answers Chapters
- 1 Structure of Atom
- 2 States of Matter
- 3 Heat
- 4 Chemical Reactions and their Types
- 5 Classification of Living Organisms
- 6 The World of Microbes
- 7 Evolution of Life
- 8 Our Natural Resources
- 9 Study of Our Environment
- 10 Study of Cells
- 11 Food and its Constituents
- 12 Digestion and Respiration
- 13 Reproduction in Higher Plants
- 14 Food Production- Soil and Water Management
- 15 Describing Motion
- 16 Force and Newton's Laws of Motion
- 17 Energy and its Forms
- 18 World of Sounds
- 19 Our Colourful World
- 20 Communication Gadgets
- 21 Beyond the Earth
- 22 More About Atoms
- 23 Chemicals in Our Daily Life - I
- 24 Chemicals in Our Daily Life - II