Across
- 2. the last and solid rock layer in a garden bed
- 4. animals that make passageways for water to come through the soil
- 5. something that is bad in your body, but good for soil
- 7. colourless, odourless gas which is all around us
- 9. second layer down, made of minerals and decaying plants and animals
- 12. hard substance that is in soil and your body
Down
- 1. mix of sand, silt and clay
- 3. grainy material found at the beach
- 4. liquid that is the best way to keep soil healthy, and drenched!
- 6. material
- 8. third layer down made from sand, silt and clay
- 10. matter anything alive or broken down (dead) in the soil
- 11. the top layer of soil on a garden bed
- 13. weathered rock