Chapter 1 Nutrition in Plants Class 7th Science
Chapter 2 Nutrition in Animals Class 7th Science
Chapter 5 Acids, Bases and Salts
Chapter 6 Physical and Chemical Changes
Chapter 7 Weather, Climate and Adaptations of Animals to Climate
Chapter 8 Winds, Storms and Cyclones
Chapter 10 Respiration in Organisms
Chapter 11 Transportation in Animals and Plants
Chapter 12 Reproduction in Plants
Chapter 14 Electric Current and its Effects
Chapter 16 Water: A Precious Resource