Maryland Pesticide Applicator – Public Agency
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1. Which federal law primarily regulates pesticide use in the United
States?
A. Clean Water Act
B. Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA)
C. Endangered Species Act
D. Safe Drinking Water Act
Answer: B
Rationale: FIFRA is the main federal law governing the
registration, distribution, sale, and use of pesticides in the U.S.
2. What is the primary purpose of pesticide labeling?
A. Marketing the product
B. Providing legal use instructions and safety guidelines
C. Listing manufacturer profits
D. Describing chemical synthesis methods
Answer: B
Rationale: The label is a legal document that provides directions
for safe and effective use.
3. Who is legally required to follow pesticide label instructions?
A. Only certified applicators
B. Only manufacturers
C. Anyone using the pesticide
D. Only government agencies
, Answer: C
Rationale: The label is the law, and all users must follow it.
4. What does “REI” on a pesticide label stand for?
A. Restricted Environmental Instruction
B. Re-Entry Interval
C. Residue Exposure Index
D. Regulatory Enforcement Instruction
Answer: B
Rationale: REI is the time after application when entry into a
treated area is restricted.
5. Which type of pesticide is used to control weeds?
A. Insecticide
B. Fungicide
C. Herbicide
D. Rodenticide
Answer: C
Rationale: Herbicides are specifically designed to control
unwanted plants (weeds).
6. What is pesticide drift?
A. Movement of pesticide off the target site
B. Breakdown of pesticide in soil
C. Mixing pesticides in a tank
D. Storage of pesticides in containers
Answer: A
Rationale: Drift occurs when pesticides move away from the
intended application area.
7. Which personal protective equipment (PPE) is most essential
when handling concentrated pesticides?
A. Sandals
, B. Gloves
C. Sunglasses
D. Cotton hat
Answer: B
Rationale: Gloves protect hands from direct chemical exposure.
8. What is the purpose of calibration in pesticide application?
A. To change pesticide color
B. To ensure correct application rate
C. To increase pesticide toxicity
D. To dilute pesticides automatically
Answer: B
Rationale: Calibration ensures accurate and uniform application
rates.
9. What is the most important factor affecting pesticide
effectiveness?
A. Container color
B. Application timing
C. Brand name
D. Label font size
Answer: B
Rationale: Timing affects pest life cycle and pesticide
performance.
10. What is a signal word “DANGER” on a pesticide label
indicate?
A. Slight toxicity
B. Moderate toxicity
C. High toxicity
D. No toxicity
Exam With Actual Questions & Verified
Answers,Explained Rationales/Expert Verified
For Guaranteed Pass 2026/Latest
Update/Instant Download Pdf
1. Which federal law primarily regulates pesticide use in the United
States?
A. Clean Water Act
B. Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA)
C. Endangered Species Act
D. Safe Drinking Water Act
Answer: B
Rationale: FIFRA is the main federal law governing the
registration, distribution, sale, and use of pesticides in the U.S.
2. What is the primary purpose of pesticide labeling?
A. Marketing the product
B. Providing legal use instructions and safety guidelines
C. Listing manufacturer profits
D. Describing chemical synthesis methods
Answer: B
Rationale: The label is a legal document that provides directions
for safe and effective use.
3. Who is legally required to follow pesticide label instructions?
A. Only certified applicators
B. Only manufacturers
C. Anyone using the pesticide
D. Only government agencies
, Answer: C
Rationale: The label is the law, and all users must follow it.
4. What does “REI” on a pesticide label stand for?
A. Restricted Environmental Instruction
B. Re-Entry Interval
C. Residue Exposure Index
D. Regulatory Enforcement Instruction
Answer: B
Rationale: REI is the time after application when entry into a
treated area is restricted.
5. Which type of pesticide is used to control weeds?
A. Insecticide
B. Fungicide
C. Herbicide
D. Rodenticide
Answer: C
Rationale: Herbicides are specifically designed to control
unwanted plants (weeds).
6. What is pesticide drift?
A. Movement of pesticide off the target site
B. Breakdown of pesticide in soil
C. Mixing pesticides in a tank
D. Storage of pesticides in containers
Answer: A
Rationale: Drift occurs when pesticides move away from the
intended application area.
7. Which personal protective equipment (PPE) is most essential
when handling concentrated pesticides?
A. Sandals
, B. Gloves
C. Sunglasses
D. Cotton hat
Answer: B
Rationale: Gloves protect hands from direct chemical exposure.
8. What is the purpose of calibration in pesticide application?
A. To change pesticide color
B. To ensure correct application rate
C. To increase pesticide toxicity
D. To dilute pesticides automatically
Answer: B
Rationale: Calibration ensures accurate and uniform application
rates.
9. What is the most important factor affecting pesticide
effectiveness?
A. Container color
B. Application timing
C. Brand name
D. Label font size
Answer: B
Rationale: Timing affects pest life cycle and pesticide
performance.
10. What is a signal word “DANGER” on a pesticide label
indicate?
A. Slight toxicity
B. Moderate toxicity
C. High toxicity
D. No toxicity
