Question

study questions on chapter 3

Answer 1

1. The component of a pesticide formulation that controls the pest is the (blank) ingredient.?

Active

2. Careful pesticide selection is important because pesticide formulations vary in their safety to the user, environment, and crop to be treated; efficacy; and cost?

True

3. Which of the following is not a concern when handling an emulsified concentrate pesticide?

Clogged nozzles and screens

4. Which of the following formulations dissolve in water?

Soluble Powders

5. Breathing in dust is a potential hazard associated with the mixing of wettable powders and soluble powders?

True

6. Which of the following pesticide formulations must be mixed with water before being used by the applicator?

Flowables

7. When added to water, emulsifiable concentrates form emulsions?

True

8. Most bait formulations have 50 percent or more active ingredient?

False

9. Extreme care must be exercised when placing baits to make them inaccessible to children, pets, and other nontarget species?

True

10. All pesticide manufacturers include all the necessary adjuvants, thus you do not need to add them when mixing a spray tank load?

False

11. Which of the following is a true statement about fumigant formulations?

The uses of fumigants are limited to soil/enclosed structures and containers; toxic to a wide range of pests; most hazardous of the pesticide formulations; active as gases.

12. Two or more pesticides that cannot be effectively mixed together are said to be (blank)?

Incompatible

13. When adding two or more pesticides into a spray tank, always add the liquid formulations first?

False

14. Adjuvants are often required when making applications to leaves that are (blank) or (blank)?

Waxy or hairy

15. Adjuvants can be added to any pesticide spray mixture?

False