Second Term Revision and Readiness Test Basic Science Primary 5 Second Term Lesson Notes Week 1

 

  1. What is the transformation from one form to another known as?
  2. List four objects that can be found in our home environment.
  3. Write out two ways of cleaning our environment.
  4. Define erosion.
  5. Mention any two types of erosion.
  6. Mention two causes of erosion.
  7. Write out two effects of erosion.
  8. List two types of pollution.
  9. Write out two advantages of a clean environment.
  10. List two ways by which erosion can be checked.
  11. Write out three examples of land pollutants.
  12. List three examples of noise pollutants.
  13. What is refuse?
  14. What is waste disposal?
  15. Define sewage.

  1. Metamorphosis is the transformation from one form to another.
  2. Four objects that can be found in our home environment:
    • Furniture
    • Utensils
    • Appliances
    • Decorations
  3. Two ways of cleaning our environment:
    • Regular sweeping and mopping
    • Proper waste disposal
  4. Erosion is the process of wearing away or carrying off the land’s surface by wind, water, or other geological agents.
  5. Two types of erosion:
    • Water erosion
    • Wind erosion
  6. Two causes of erosion:
    • Deforestation
    • Overgrazing by animals
  7. Two effects of erosion:
    • Loss of fertile topsoil
    • Formation of gullies and valleys
  8. Two types of pollution:
    • Air pollution
    • Water pollution
  9. Two advantages of a clean environment:
    • Improved health
    • Enhanced aesthetic appeal
  10. Two ways by which erosion can be checked:
    • Afforestation (planting trees)
    • Terracing on hillsides
  11. Three land pollutants:
    • Plastic waste
    • Chemical waste
    • Metal waste
  12. Three noise pollutants:
    • Traffic noise
    • Industrial noise
    • Loud music
  13. Refuse refers to waste or garbage, especially domestic refuse.
  14. Waste disposal is the proper and safe management of waste materials, ensuring they are appropriately handled and discarded.
  15. Sewage is a term that refers to wastewater, usually containing human waste, from homes and industries