ZAST Grade 5 Puzzle 2

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Across
  1. 2. (7 letters) – The layer of soil made of broken rocks.
  2. 3. (4 letters) – A type of soil with large particles that drains water quickly.
  3. 4. (7 letters) – The process of soil being washed away by water or wind.
Down
  1. 1. (7 letters) – The topmost layer of soil, rich in nutrients.