World's 1st Edusocial Corner

Set Descending Direction
  1. Synthetic Fibres and Plastics Materials: metals & Non-Metals Coal & Petroleum
  2. Crop Production & Management Microorganisms: Friend & Foe
  3. Reproduction in Animals Reaching the Age of Adolescence
  4. Combustion & Flame Conservation of Plants & Animals Cell- Structure & Functions
  5. Chemical Effects of Electric Current Some Natural Phenomena Light
  6. Force and Pressure Friction Sound
  7. Stars and the solar system Pollution of Air and Water

Set Descending Direction