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Chapter Index

  • Acids, Bases and Salts  

  • Weather, Climate and Adaptations of Animals to Climate  

  • Winds, Storms and Cyclone  

  • Soil: A Natural Resource  

  • Respiration in Plants and Animals  

  • Transportation in Animals and Plants  

  • Reproduction or Multiplication in Plants  

  • Time and Motion  

  • Electric Current and Its Effects  

  • Light  

  • Water  

  • Forests and Their Conservation