Across
- 3. things in the soil that were never alive
- 6. how good the soil is at helping plants grow
- 7. dark, rich part of soil made of decomposed plants and animals
- 9. how soil feels based on the size of its particles
- 10. the process of breaking down dead plants and animals into nutrients
- 11. the best mix of sand, silt, clay, and humus
Down
- 1. large soil particles that feel gritty
- 2. things in the soil that were once alive
- 4. very tiny particles that feel sticky
- 5. outer layer of the earth
- 8. medium-sized particles that feel soft, like flour