PA Pest Control Applicator Licensing
Practice Exam Questions And Correct
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1. Which federal law primarily regulates the registration, distribution,
sale, and use of pesticides in the United States?
a) Clean Water Act
b) Clean Air Act
c) Resource Conservation and Recovery Act
d) Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA)
FIFRA is the main federal law regulating pesticides, including labeling
and use requirements.
2. What agency administers FIFRA at the federal level?
a) USDA
, b) EPA
c) FDA
d) OSHA
The Environmental Protection Agency (EPA) is responsible for enforcing
FIFRA.
3. In Pennsylvania, who regulates the licensing of pest control
applicators?
a) EPA Region 3
b) Pennsylvania Department of Agriculture (PDA)
c) DEP
d) USDA
The PDA regulates certification, licensing, and enforcement within the
state.
4. What is the most important part of a pesticide label?
a) Company logo
b) Net weight
c) Directions for use
d) Color scheme
The “Directions for Use” section provides legally enforceable
instructions for safe and effective application.
5. The term “Restricted Use Pesticide” means:
a) Pesticide can only be purchased in small quantities
b) Pesticide can only be applied by a certified applicator
, c) Pesticide is less toxic than general-use products
d) Pesticide does not require protective equipment
Restricted Use Pesticides require certification due to potential hazards.
6. Which signal word on a pesticide label indicates the highest acute
toxicity?
a) Caution
b) Warning
c) Danger
d) Note
“Danger” indicates the highest acute toxicity; “Warning” is moderate,
“Caution” is low.
7. LD50 refers to:
a) A pesticide’s expiration date
b) The dose lethal to 50% of a test population
c) Legal dosage allowed in Pennsylvania
d) The label dose for crops
LD50 is a toxicological measure of pesticide hazard.
8. Which route of pesticide exposure is usually most hazardous for
applicators?
a) Inhalation
b) Oral
c) Dermal
d) Ocular
Practice Exam Questions And Correct
Answers (Verified Answers) Plus
Rationales |2026 Q&A | Instant
Download Pdf
1. Which federal law primarily regulates the registration, distribution,
sale, and use of pesticides in the United States?
a) Clean Water Act
b) Clean Air Act
c) Resource Conservation and Recovery Act
d) Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA)
FIFRA is the main federal law regulating pesticides, including labeling
and use requirements.
2. What agency administers FIFRA at the federal level?
a) USDA
, b) EPA
c) FDA
d) OSHA
The Environmental Protection Agency (EPA) is responsible for enforcing
FIFRA.
3. In Pennsylvania, who regulates the licensing of pest control
applicators?
a) EPA Region 3
b) Pennsylvania Department of Agriculture (PDA)
c) DEP
d) USDA
The PDA regulates certification, licensing, and enforcement within the
state.
4. What is the most important part of a pesticide label?
a) Company logo
b) Net weight
c) Directions for use
d) Color scheme
The “Directions for Use” section provides legally enforceable
instructions for safe and effective application.
5. The term “Restricted Use Pesticide” means:
a) Pesticide can only be purchased in small quantities
b) Pesticide can only be applied by a certified applicator
, c) Pesticide is less toxic than general-use products
d) Pesticide does not require protective equipment
Restricted Use Pesticides require certification due to potential hazards.
6. Which signal word on a pesticide label indicates the highest acute
toxicity?
a) Caution
b) Warning
c) Danger
d) Note
“Danger” indicates the highest acute toxicity; “Warning” is moderate,
“Caution” is low.
7. LD50 refers to:
a) A pesticide’s expiration date
b) The dose lethal to 50% of a test population
c) Legal dosage allowed in Pennsylvania
d) The label dose for crops
LD50 is a toxicological measure of pesticide hazard.
8. Which route of pesticide exposure is usually most hazardous for
applicators?
a) Inhalation
b) Oral
c) Dermal
d) Ocular
