Across
- 3. the layers that make up the soil profile
- 5. a vertical cutting down into a soil.
- 11. The process of turning dead things into humus
- 12. found in the bedrock, makes up 45% of soil
- 14. the movement of minerals down through the soil layers
- 15. dissolves minerals and nutrients in soil
Down
- 1. Supplies oxygen and nitrogen to plants & living organisms
- 2. soil on high land and under coniferous forest
- 4. when a soil gets waterlogged and saturated
- 6. makes up 5% of soil
- 7. A horizon in a soil profile
- 8. black jelly-like substance, rich in nutrients
- 9. Earthworms and insects that live in soil
- 10. the upper layer of earth in which plants grow
- 13. most common soil type in Ireland