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Unbalancing Act
INSTRUCTIONS:
You may print the puzzle and fill in the answers or you can
use your keyboard to complete the puzzle. Use the "check" and
"hint" options for extra help, but use "hints" carefully. You only get a few.
All the words can be found (used in a sentence) in the Unbalancing Act
chapter of this website. You can also find them in the Glossary (top tab of each page).
ecohealth101.org
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Across
2. Respiratory problem caused by air pollution
6. A place that has more than 10 million people
7. Survives by using another organism
8. Fertilizer from animal feces
12. Food grown without chemicals
13. Biome characterized by heavy rain, high biodiversity
14. Kills insects, weeds, fungi
15. Full range of living things
17. Source of current data on diseases
19. Site of heat island effect
20. Disease-causing agents
21. Chemical that strengthens bone and teeth
22. Cutting too many trees
23. Small, isolated patches of habitat
Down
1. A contagious disease first discovered in Africa, 1970s
2. Type of organism that grows in water
3. Helps body fight disease
4. Carries malaria
5. Technological advances that increase farm output
8. Some of these very small organisms may cause disease
9. Tick-borne infectious disease
10. Home for disease-causing agents
11. Genetically altered to create new traits
16. Disease carrier
18. An organism no longer on this earth
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