IPM Glossary Crossword

4. submicroscopic, sub cellular particles that require a host cell in which to multiply
7. a process by which an organism changes in form and structure in the course of its development, as many insects do
8. microscopic, wormlike, transparent organisms that can attack plant roots or stems to cause stunted or unhealthy growth
12. a substance used to control insect, plant, or animal pests.
13. a stage in the development of some insects and related forms, immediately preceding the adult stage
15. a method of pest control by the use of predatory insects
16. the use of production practices typically used to improve plant growth and yield by controlling pests

1. an air breathing animal that has a distinct head, thorax, and abdomen
2. the immature insect hatching from the egg and up to the pupal stage in orders with complex metamorphosis
3. plantlike organisms that have no chlorophyll; they get their nourishment from living or decaying organic matter
5. anything, such as an insect, animal, or plant that causes injury, loss, or irritation to a crop
6. invasion of the tissues of the body of a host by disease-producing organisms in such a way that injury results
9. to destroy or abolish, as a disease, insect, or weed pest
10. the application of herbicides or pesticides for the control of pests
11. chemicals used to kill plants
14. single-celled microorganism; some cause human, animal, or plant disease; others are beneficial