About Lesson
Chapter 1 Nutrition in Plants
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Chapter 2 Nutrition in Animals
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Chapter 3 Fibre to Fabric
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Chapter 4 Heat
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Chapter 5 Acids, Bases and Salts
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Chapter 6 Physical and Chemical Changes
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Chapter 7 Weather, Climate and Adaptations of Animals to Climate
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Chapter 8 Winds, Storms and Cyclones
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Chapter 9 Soil
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Chapter 10 Respiration in Organisms
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Chapter 11 Transportation in Animals and Plants
Chapter 12 Reproduction in Plants
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Chapter 13 Motion and Time
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Chapter 14 Electric Current and its Effects
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Chapter 15 Light
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Chapter 16 Water A Precious Resource
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Chapter 17 Forests Our Lifeline
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Chapter 18 Wastewater Story
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