FREE ONLINE QUIZ OF SCIENCE For Class 10th State Board, CBSE & Other Score 100% Chapter 1 : Periodic Classification of Elements Chapter 2 : Chemical Reactions and Equations Chapter 3 : Electricity Chapter 4 : Magnetic Effects of Electric Current Chapter 5 : Light – Reflection and Refraction Chapter 6 : The Human Eye and The Colourful World Chapter 7 : Metals and Non-Metals Chapter 8 : Carbon and its Compounds Chapter 9 : Heredity and Evolution Chapter 10 : Life Processes Chapter 11 : Control and Coordination Chapter 12 : Our Environment Chapter 13 : Sources of Energy Chapter 14 : How Do Organisms Reproduce Chapter 15 : Acids, Bases and Salts Chapter 16 : Management of Natural Resources