Class 7

Chapter 1 : Nutrition in Plants

Photosynthesis Modes of Nutrition in Plants Replenishment of Nutrients in the Soil

Chapter 2 : Nutrition in Animals

Human Digestive System Teeth and Tongue Digestion in Grass Eating Animals

Chapter 3 : Heat

Temperature Transfer of Heat

Chapter 4 : Acid, Bases and Salts

Indicators, Acids and Bases Neutralisation And Salts

Chapter 5 : Physical and Chemical Changes

Physical Changes Chemical Changes

Chapter 6 : Respiration in Organisms

Types of Respiration Breathing Respiration in Humans Respiration in Plants and Animals

Chapter 7 : Transportation in Animals and Plants

Transport in Humans Excretion in Animals Transport in Plants

Chapter 8 : Reproduction in Plants

Asexual Reproduction In Plants Budding, Fragmentation and Spore Formation Sexual Reproduction in Plants Pollination and Fertilisation Dispersal Of Seeds And Fruits

Chapter 9 : Motion and Time

Motion Graphical Representation of Motion Time Pendulum

Chapter 10 : Electric Current and its Effects

Electric Circuit Heating Effect of Electric Current Magnetic Effect Of Electric Current

Chapter 12 : Forests Our Lifeline

Components of Forest Structutre of Forest Importance of Forest Regeneration and Conservation of Forest

Chapter 13 : Wastewater Story

Sewage Sewage Treatment Plant Sanitation And Sewage Disposal