Illinois Pesticide Applicator
Comprehensive Resource To Help You Ace 2026-2027
Exams Includes Frequently Tested Questions With
ELABORATED 100% Correct COMPLETE SOLUTIONS
Guaranteed Pass First Attempt!! Current Update!!
1. A pesticide is best defined as:
A. A fertilizer used to improve plant growth
B. A substance used to destroy, prevent, or control harmful organisms affecting
plants or animals
C. A chemical used only for soil improvement
D. A natural plant hormone
Answer: B
2. Pesticides are composed of:
A. Fertilizers and nutrients
B. Active ingredients only
C. Active and inert ingredients
D. Solvents and water only
Answer: C
3. The active ingredient (AI) in a pesticide is responsible for:
A. Improving mixing properties
B. Diluting the formulation
C. Controlling the target pest
D. Stabilizing the product container
Answer: C
,4. Inert ingredients in a pesticide formulation:
A. Kill pests directly
B. Have no effect on pests but improve product performance
C. Replace active ingredients
D. Increase pest resistance
Answer: B
5. A herbicide formulation refers to:
A. The biological origin of the pesticide
B. The physical form of the pesticide product
C. The toxicity level of the pesticide
D. The legal classification of the pesticide
Answer: B
6. A 60 WDG formulation indicates:
A. 60% water-dissolved gas
B. 60% wet dispersion gel
C. 60% active ingredient in water-dispersible granules
D. 60% liquid concentrate
Answer: C
7. A 4 EC formulation means:
A. 4% emulsified concentrate per acre
B. 4 lbs active ingredient per gallon of emulsifiable concentrate
C. 4 gallons per acre
D. 4% wettable powder
Answer: B
,8. A soluble powder (SP) forms:
A. A suspension
B. A gas
C. A true solution in water
D. A foam
Answer: C
9. Wettable powders (WP) and powders (P) are best described as:
A. Fully dissolved solutions
B. Granules that do not mix with water
C. Suspensions requiring agitation and may be abrasive
D. Oils that float on water
Answer: C
10. Dry flowables (DF) and water-dispersible granules (WDG):
A. Form true solutions
B. Produce suspensions with less dust than wettable powders
C. Are only used dry
D. Are gases
Answer: B
11. Granules (G) are:
A. Fine powders requiring mixing
B. Applied directly without mixing and have low hazard
C. Always dissolved in water
D. Highly volatile liquids
Answer: B
, 12. Dust formulations (D) are:
A. High moisture products
B. Finely ground dry products with drift and inhalation hazards
C. Only used in irrigation systems
D. Non-toxic formulations
Answer: B
13. Emulsifiable concentrates (EC) are:
A. Solid pellets
B. Gas-based pesticides
C. Oil-based formulations that mix with water
D. Dry powders
Answer: C
14. Microencapsulated (ME) formulations are:
A. Instant-release liquids
B. Active ingredients enclosed in capsules for slow release
C. Pure water solutions
D. Solid granules only
Answer: B
15. Solution (S) formulations:
A. Settle quickly in water
B. Form true solutions that do not separate
C. Must be agitated constantly
D. Are always dry
Answer: B
Comprehensive Resource To Help You Ace 2026-2027
Exams Includes Frequently Tested Questions With
ELABORATED 100% Correct COMPLETE SOLUTIONS
Guaranteed Pass First Attempt!! Current Update!!
1. A pesticide is best defined as:
A. A fertilizer used to improve plant growth
B. A substance used to destroy, prevent, or control harmful organisms affecting
plants or animals
C. A chemical used only for soil improvement
D. A natural plant hormone
Answer: B
2. Pesticides are composed of:
A. Fertilizers and nutrients
B. Active ingredients only
C. Active and inert ingredients
D. Solvents and water only
Answer: C
3. The active ingredient (AI) in a pesticide is responsible for:
A. Improving mixing properties
B. Diluting the formulation
C. Controlling the target pest
D. Stabilizing the product container
Answer: C
,4. Inert ingredients in a pesticide formulation:
A. Kill pests directly
B. Have no effect on pests but improve product performance
C. Replace active ingredients
D. Increase pest resistance
Answer: B
5. A herbicide formulation refers to:
A. The biological origin of the pesticide
B. The physical form of the pesticide product
C. The toxicity level of the pesticide
D. The legal classification of the pesticide
Answer: B
6. A 60 WDG formulation indicates:
A. 60% water-dissolved gas
B. 60% wet dispersion gel
C. 60% active ingredient in water-dispersible granules
D. 60% liquid concentrate
Answer: C
7. A 4 EC formulation means:
A. 4% emulsified concentrate per acre
B. 4 lbs active ingredient per gallon of emulsifiable concentrate
C. 4 gallons per acre
D. 4% wettable powder
Answer: B
,8. A soluble powder (SP) forms:
A. A suspension
B. A gas
C. A true solution in water
D. A foam
Answer: C
9. Wettable powders (WP) and powders (P) are best described as:
A. Fully dissolved solutions
B. Granules that do not mix with water
C. Suspensions requiring agitation and may be abrasive
D. Oils that float on water
Answer: C
10. Dry flowables (DF) and water-dispersible granules (WDG):
A. Form true solutions
B. Produce suspensions with less dust than wettable powders
C. Are only used dry
D. Are gases
Answer: B
11. Granules (G) are:
A. Fine powders requiring mixing
B. Applied directly without mixing and have low hazard
C. Always dissolved in water
D. Highly volatile liquids
Answer: B
, 12. Dust formulations (D) are:
A. High moisture products
B. Finely ground dry products with drift and inhalation hazards
C. Only used in irrigation systems
D. Non-toxic formulations
Answer: B
13. Emulsifiable concentrates (EC) are:
A. Solid pellets
B. Gas-based pesticides
C. Oil-based formulations that mix with water
D. Dry powders
Answer: C
14. Microencapsulated (ME) formulations are:
A. Instant-release liquids
B. Active ingredients enclosed in capsules for slow release
C. Pure water solutions
D. Solid granules only
Answer: B
15. Solution (S) formulations:
A. Settle quickly in water
B. Form true solutions that do not separate
C. Must be agitated constantly
D. Are always dry
Answer: B
