NCERT Science Solutions App is a free best study app for NCERT Textbook & Solutions, NCERT Solutions, Solved MCQs Test (Multiple Choice Questions), and Question Paper & Solutions for Science.
★ Chapter 1 Microorganisms: friend and foe
★ Chapter 2 Synthetic fibers and plastics
★ Chapter 3 Materials: metals and non-metals
★ Chapter 4 Coal and petroleum
★ Chapter 5 Combustion and flame
★ Chapter 6 Conservation of plants and animals
★ Chapter 7 Cell — structure and functions
★ Chapter 8 Reproduction in animals
★ Chapter 9 Reaching the age of adolescence
★ Chapter 10 Force and pressure
★ Chapter 11 Friction
★ Chapter 12 Sound
★ Chapter 13 Chemical effects of electric current
★ Chapter 14 Some natural phenomena
★ Chapter 15 Light
★ Chapter 16 Stars and the solar system
★ Chapter 17 Pollution of air and water