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