Dirt

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Across
  1. 2. The biggest type of sediment present in soil.
  2. 4. These help plants grow.
  3. 6. This layer of soil has a lot of organic matter.
  4. 9. These wriggly animals are very important for the soil.
  5. 10. Scientific name for dirt.
Down
  1. 1. This kind of matter comes from living things such as plants and animals.
  2. 3. Living things that grow on bare rock.
  3. 5. These make up soil.
  4. 7. When wet, this sediment makes soil very sticky.
  5. 8. Different layers of soil.