Across
- 3. “Dr.” World Health Organization (Acronym)
- 5. Rainbow of food
- 7. Cam’s drawing
- 10. Figure 3.6
- 11. Impatience with reactions
- 13. A machine that captures oxides
- 14. Plant compounds extracted from certain lichens
- 15. Good health
- 16. polluted rain
- 17. Like a food web
- 19. 100 mg or less per day
- 21. Less than 7 pH
- 22. Anti-pest
Down
- 1. 100 mg or more per day
- 2. DDT
- 4. Copper oxide bed regeneratable application
- 6. Special protein molecules that regulate chemical reactions
- 8. Weeds-b-gone
- 9. Neutral liquid (at 7)
- 12. Opposite of physical
- 18. More than 7 pH
- 20. Biological community