Across
- 3. composes the insect’s body wall
- 8. involves the use of a genetically modified organism
- 9. segmented appendages that act as sensory organs
- 17. a pest’s ability to repopulate after control measures have been eliminated or reduced
- 18. without metamorphosis
- 22. giving birth to live young with no egg stage
- 24. the ability of an organism to tolerate a lethal level of a pesticide
- 25. segmented, worm-like forms that often inflict considerable damage on plants
- 27. chew or suck from the plant exterior
- 29. insects chewing insects that cause damage to the inside of a plant
- 30. species in the soil that attack plant roots
Down
- 1. is used to make the crop environment unsuitable for pests to feed, live, or reproduce
- 2. allows the host plant not to suffer economic damage even though it may be heavily infested with a pest
- 4. the use of pesticides to reduce pest populations
- 5. four stages of development: egg, larvae, pupa, and adult
- 6. enters the respiratory system of the insect
- 7. absorbed through the skin or exterior of an insect
- 10. is the use of living organisms to reduce pest populations
- 11. allows plant breeders to alter the plant’s biochemistry or constituents so a particular variety or hybrid is less palatable to the pest
- 12. a group whereby the crop plant components have a harmful effect on the growth or reproduction of the pest when it feeds on it.
- 13. takes part in activities that help humans provide for their needs
- 14. causes damage to plants, animals, or property
- 15. The way in which a pesticide kills or inactivates a pest
- 16. effective when eaten
- 19. Insect stages of development
- 20. three stages of development: egg, nymph, and adult
- 21. immature forms that resemble the adult
- 23. a resting stage before the insect becomes an adult
- 26. is used to physically remove or exclude pests
- 28. a hard, flexible carbohydrate