Across
- 2. Plants only use 4-7% of soil _____.
- 4. Fertilizer makes soil _______.
- 7. ______ fungi are able to drastically increase absorption.
- 8. Mycorrhizal fungus forms living ________ within the root structures.
- 11. ______ matter is always in healthy soil.
- 13. A____ plant can keep most diseases out.
- 14. Roots often do not reach the ____.
- 16. Fungi and _____ supply nutrients to the soil.
- 19. Plants, ___ and bacteria make a special system.
- 20. Plants supply ____ in the form of glucose.
Down
- 1. ______ of bacteria do not move back and forth from the roots.
- 3. If a plant can not find a _____ for its roots they'll die.
- 5. Healthy ___ need healthy soil to grow.
- 6. ____ of absorption is very limited.
- 9. On average roots are no ______ than a hair.
- 10. Roots can only grow in __________.
- 12. Forms a sort of natural defense system around the roots.
- 15. Plants ___________ roots have capacity.
- 17. Fertilizer was a miracle for ____
- 18. ______ is what is created when soil life breaks down matter.