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5 Written questions

5 Matching questions

  1. deposition
  2. subsoil
  3. fertility
  4. sediment
  5. oxidation
  1. a A measure of how well soil supports plant growth.
  2. b process in which sediment is laid down in new locations
  3. c a chemical change in which a substance combines with oxygen, as when iron oxidizes, forming rust
  4. d earth materials deposited by erosion
  5. e The layer of soil beneath the topsoil that contains mostly clay and other minerals.

5 Multiple choice questions

  1. wedges of ice in rocks widen and deepen cracks
  2. the loose layer of dead plant leaves and stems on the surface of the soil
  3. The solid layer of rock beneath the soil
  4. The breaking down of rocks and other materials on the Earth's surface.
  5. characteristic of a material that is full of tiny, connected air spaces that water can seep through

5 True/False questions

  1. loamthe loose, weathered material on Earth's surface in which plants can grow

          

  2. humusDark-colored organic material in soil.

          

  3. soilthe loose, weathered material on Earth's surface in which plants can grow

          

  4. decomposerThe removal of rock particles by wind, water, ice, or gravity

          

  5. mass movementearth materials deposited by erosion