Exam Practice Questions and Correct
Answers (Verified Answers) Plus Rationales
2026 Q&A
1. What is the primary purpose of pesticide regulation?
A. To increase crop yield
B. To protect human health and the environment
C. To promote pesticide sales
D. To eliminate all pests
Answer: B. To protect human health and the environment
2. What does the term "pesticide" include?
A. Only insecticides
B. Only herbicides
C. Substances used to control pests
D. Fertilizers
Answer: C. Substances used to control pests
3. What is the signal word for highly toxic pesticides?
,A. Warning
B. Caution
C. Danger
D. Notice
Answer: C. Danger
4. Which route of exposure is most common for applicators?
A. Inhalation
B. Dermal
C. Oral
D. Injection
Answer: B. Dermal
5. PPE stands for:
A. Personal Pesticide Equipment
B. Proper Protective Equipment
C. Personal Protective Equipment
D. Pesticide Protection Essentials
Answer: C. Personal Protective Equipment
6. What is the purpose of a pesticide label?
,A. Marketing
B. Legal instructions for use
C. Optional guidelines
D. Farmer notes
Answer: B. Legal instructions for use
7. LD50 refers to:
A. Label density
B. Lethal dose for 50% of test animals
C. Liquid dilution rate
D. Long-term toxicity
Answer: B. Lethal dose for 50% of test animals
8. Which is a chronic effect?
A. Skin irritation
B. Headache
C. Cancer
D. Nausea
Answer: C. Cancer
9. What is drift?
, A. Pesticide breakdown
B. Movement off target
C. Soil absorption
D. Chemical mixing
Answer: B. Movement off target
10. Which factor increases drift?
A. Low wind
B. Large droplets
C. High wind speed
D. Low temperature
Answer: C. High wind speed
11. What is calibration?
A. Mixing chemicals
B. Measuring equipment accuracy
C. Cleaning equipment
D. Storage process
Answer: B. Measuring equipment accuracy
12. What is a formulation?