Across
- 1. a level 0 - 14
- 3. the ______ can be rough, soft, sandy or gritty
- 5. dry grasses and dead animals
- 6. hard usually grey things
- 7. a _____ soil has the smallest particles
- 10. living organisms, dead or decaying matter
- 12. what we breathe
- 13. poor in humus, rich in minerals
- 15. a mixture of air, organic matter, grasses and gases
Down
- 1. a leafy green living thing
- 2. a substance that we use to survive and grow
- 4. often rich in humus and minerals
- 8. a _____ soil is one of the perfect soils
- 9. what we drink and use to keep things alive
- 11. Ca on the periodic table
- 14. D horizon
- 15. a ______ soil is dry and gritty to touch