• Chapter-1   Nutrition in Plants


• Chapter-2   Nutrition in Animals


• Chapter-3   Fibre to Fabric


• Chapter-4   Heat


• Chapter-5   Acids, Bases, and Salts


• Chapter-6   Physical and Chemical Changes


• Chapter-7   Weather Climate and Adaptation of Animals to Climate


• Chapter-8   Winds, Storms, and Cyclones


• Chapter-9   Soil


• Chapter-10   Respiration in Organisms


• Chapter-11   Transportation in Animals and Plants


• Chapter-12   Reproduction in Plants


• Chapter-13   Motion and Time


• Chapter-14   Electric Current and Its Effects


• Chapter-15   Light


• Chapter-16   Water: A Precious Resource


• Chapter-17   Forest: our Lifeline


• Chapter-18   Waste Water Story