Delaware Private Applicator Certification
Examination Delaware Category 8 — Public
Health Pest Control Examination | Question
And Answers { With Verified Answers } | Qs &
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1. What is a private pesticide applicator?
A. A person who applies pesticides for hire
B. A government inspector
C. A person who uses pesticides to produce agricultural commodities on
owned or rented land
D. A retail pesticide seller
Rationale: Private applicators use pesticides in agricultural production on
their own or controlled land.
2. What is the main purpose of private applicator certification?
A. Increase pesticide sales
B. Allow unrestricted pesticide use
C. Ensure safe, legal, and effective pesticide use in agriculture
D. Eliminate all pesticide regulations
Rationale: Certification ensures safe and responsible pesticide application.
3. What does the pesticide label represent?
,☺
A. A suggestion
B. A marketing tool
C. A legal document with enforceable instructions
D. Optional guidance
Rationale: The label is the law for pesticide use.
4. What must a private applicator always do before applying a pesticide?
A. Guess application rate
B. Ask neighbors
C. Read and follow the pesticide label
D. Mix chemicals freely
Rationale: Label compliance is legally required.
5. What is Integrated Pest Management (IPM)?
A. Chemical-only control
B. No pest control
C. A system using multiple methods to manage pests economically and
safely
D. Fertilizer application
Rationale: IPM reduces reliance on chemicals.
6. What is the first step in IPM?
,☺
A. Spray pesticide
B. Increase pests
C. Pest identification and monitoring
D. Fertilize soil
Rationale: Correct identification is essential.
7. What is economic threshold?
A. Maximum pesticide level
B. Minimum crop yield
C. Pest level at which control is economically justified
D. Soil nutrient level
Rationale: Treatment is based on cost-benefit analysis.
8. What is pest scouting?
A. Fertilizer testing
B. Irrigation control
C. Regular field inspection for pest presence and damage
D. Seed planting
Rationale: Helps detect pest issues early.
9. What is pesticide resistance?
, ☺
A. Improved crop growth
B. Soil fertility
C. Pests surviving repeated pesticide exposure
D. Increased yield
Rationale: Resistance reduces pesticide effectiveness.
10. How is resistance managed?
A. Same pesticide repeatedly
B. Higher dose only
C. Rotating pesticide modes of action and using IPM
D. Ignoring pests
Rationale: Rotation prevents resistance buildup.
11. What is a herbicide?
A. Fungus control chemical
B. Insect killer
C. Chemical used to control unwanted plants (weeds)
D. Fertilizer
Rationale: Herbicides target plants.
12. What is an insecticide?