Soil Crossword

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Across
  1. 4. rotting vegetation that 'feeds' soil
  2. 5. after soil is misused and abused
  3. 6. to be squashed down until the soil is not usable
  4. 9. a type of rock that erodes very slowly
  5. 11. when land becomes so dry it's like the Gobi or Sahara
  6. 12. when animals are feeding on land
  7. 13. our most precious natural resource?
Down
  1. 1. long-term weather that influences what crops can grow
  2. 2. the very lowest layer of soil
  3. 3. the 'food' carried by water to the plants
  4. 7. to be poisoned/ dirtied
  5. 8. to be broken down by weather, wind, water, freezing etc
  6. 10. the 3D shape of the land