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JSS3: BASIC SCIENCE - 1ST TERM

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  1. Family Traits | Week 1
    7 Topics
    |
    1 Quiz
  2. Environmental Hazards I - Soil Erosion | Week 2
    3 Topics
  3. Environmental Hazards I - Flooding | Week 3
    5 Topics
    |
    1 Quiz
  4. Environmental Hazards II - Bush Burning | Week 4
    4 Topics
  5. Environmental Hazards II - Deforestation | Week 5
    4 Topics
    |
    1 Quiz
  6. Environmental Hazards III - Desertification | Week 6
    4 Topics
    |
    1 Quiz
  7. Environmental Hazards III - Description of the Ozone Layer and its Location in the Atmosphere | Week 7
    4 Topics
    |
    1 Quiz
  8. Drug and Substance Abuse | Week 8
    4 Topics
    |
    1 Quiz
  9. Resources from Living Things | Week 9
    4 Topics
  10. Resources from Non-Living Things | Week 10
    2 Topics
    |
    1 Quiz



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Topic Content:

  • How to Prevent Soil Erosion
  • How to Control Soil Erosion

How to Prevent Soil Erosion:

Soil erosion can be prevented using the following methods;

1. Mulching: This involves covering the ground with dried grasses. Dried grasses, spread over the surface of the soil, reduce the impact of raindrops striking the soil and cover it from the wind.

Mulching
Mulching.

2. Planting of Cover Crops: Planting of cover crops like mucuna bracteata, buckwheat, rye, wheat, corn, barley, oats, etc, prevent water and wind from carrying soil particles away.

Cover crop of Mucuna bracteata prevents soil erosion
Planting Cover crop “Mucuna bracteata” prevents soil erosion.

 

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