Across
- 4. Any species that negatively impacts human welfare
- 5. In a healthy ecosystem, pests are kept under control by their natural _____________
- 7. _________________-spectrum pesticides kill a large amount of different species
- 9. Growing only one type of plant in an area is called a:
- 10. About 20% of all crops are lost to _________
- 11. _________________ Pest Management (IPM)is an ecosystem-based strategy that focuses on long-term prevention of pests
Down
- 1. ________________ pesticides are methods of controlling pests that cause less environmental harm
- 2. A substance used to control pests
- 3. _________________-spectrum pesticides kill only a small amount of different species
- 5. The Environmental ___________ Agency (EPA) is responsible for regulating the use of synthetic pesticides in the U.S.
- 6. ______________ pesticides are chemicals used to control pests
- 8. A synthetic pesticide used after World War II that caused a serious decline in eagle populations