soil

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Across
  1. 4. Mix of decayed plants used for fertilizer
  2. 5. the capacity of soil to be productive
  3. 9. Organism that produces its food from chemical substance
  4. 10. soil consisting of 40% sand, 40% silt, and 20%clay
  5. 12. matter soil made up of decomposed remains of plants and animals
  6. 13. the make up of soil
  7. 14. natural process of decay
  8. 15. Nutrient rich materials
Down
  1. 1. process that occurs as rocks are broken down into smaller and smaller pieces
  2. 2. Microscopic organisms (bacteria)
  3. 3. mineral component of soil
  4. 6. organic matter of soil made up of decayed plants
  5. 7. an indicator of the nutrient and water holding capacities of the soil
  6. 8. organism that feeds on organic matter
  7. 11. mixture of minerals, organic matter air and water