Across
- 3. examples of living organism that makes water unsage for humas
- 4. or event that produces or releases
- 5. the comfort, safety, and health of living organisms
- 6. in amounts that exceed human
- 7. naturally occurring
- 9. synthetic chemicals to kill pests
- 11. disease agent to susceptible
- 13. causing injury, disease, or death
Down
- 1. Located under surface of the ground
- 2. solid refuse from households,agriculture,and business
- 8. Water in streams, rivers, lakes, reservoirs
- 10. contamination of the air that interferes
- 11. c____ Waterborne disease examples
- 12. living organism that can transmit