Soil Crossword

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Across
  1. 2. material made of organic matter,minerals,air and water
  2. 6. soil made of small to medium particles
  3. 7. Organisms that breaks down organic material
  4. 9. chart used to determine soil texture with the % of clay, silt, and sand in a sample.
  5. 10. an element that must be fixed by bacteria living in soil before plants can use it.
Down
  1. 1. The soil layer with the most organic matter in it; easiest to lose.
  2. 3. Perfect mix of clay, silt, sand and humus; plants grow best in this soil type.
  3. 4. Smallest soil particles; holds water
  4. 5. layers of soil
  5. 8. soil made of large gritty particles; drains quickly.