Game Preview

concept 4.2 lesson 3 (part 1) how soil impacts E ...

  •  English    8     Public
    Grade 6 second term
  •   Study   Slideshow
  • The land becomes infertile due to ......................, .................... or ....................... which causing desertification.
    deforestation, drought, or overgrazing
  •  15
  • Overuses of ............................ and .......................... cause depletion of the soil
    pesticides and chemical fertilizers
  •  15
  • Adding sand and ............................ to the soil helps in decreasing the effect of moving ....................... over the soil.
    silt - water
  •  15
  • To reduce the erosion process, ........................... areas should be increased.
    planted
  •  15
  • Increasing the inclination of Earth's surface leads to the increase of ...................... process of the soil.
    erosion
  •  15
  • What happens when soil particles are washed away by moving water?
    Soil erosion occurs
  •  15
  • What are the ways to reduce soil erosion?
    Increasing planted areas - Digging canals or trenches - Adding sand and silt to the soil
  •  15
  • Give reasons: The increase in the inclination of Earth's surface causes the erosion of the soil.
    Because the increase in the inclination of Earth's surface leads to increasing the speed of moving water over the Earth's surface.
  •  15