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Practice Exam, National Pesticide Applicator Certification Core Manual
EXAM ACTUAL QUESTIONS AND WELL REVISED ANSWERS - LATEST
AND COMPLETE UPDATE WITH VERIFIED SOLUTIONS
Question 1
Which federal agency registers pesticides and approves labeling in the U.S.?
A. OSHA
B. EPA
C. USDA
D. FDA
Correct Answer: B
Rationale: The Environmental Protection Agency (EPA) regulates pesticides under FIFRA
and ensures proper labeling.
Question 2
Which signal word indicates the highest level of acute toxicity?
A. Caution
B. Warning
C. Danger
D. Poison
Correct Answer: C
Question 3
What is the purpose of the Worker Protection Standard (WPS)?
A. Reduce pesticide exposure for agricultural workers and handlers
B. Regulate pesticide transport
C. Approve pesticide formulations
D. Determine market price of pesticides
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Correct Answer: A
Question 4
Which route is the most common for pesticide exposure in applicators?
A. Oral
B. Dermal
C. Inhalation
D. Eye contact
Correct Answer: B
Question 5
Which is the primary legal document that dictates pesticide use?
A. Safety Data Sheet (SDS)
B. Pesticide label
C. User manual
D. Company SOP
Correct Answer: B
Question 6
Which of the following is a restricted-use pesticide (RUP)?
A. Household insect spray
B. Highly toxic herbicide requiring certification
C. Over-the-counter rodenticide
D. Organic fertilizer
Correct Answer: B
Question 7
Which factor increases pesticide drift?
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A. Coarse droplets
B. Calm weather
C. High wind
D. Low spray pressure
Correct Answer: C
Question 8
Which personal protective equipment (PPE) protects hands from chemical exposure?
A. Gloves
B. Goggles
C. Respirator
D. Boots
Correct Answer: A
Question 9
Which of the following describes integrated pest management (IPM)?
A. Using pesticides on a fixed schedule
B. Combining cultural, biological, mechanical, and chemical methods
C. Eliminating all insects in an area
D. Applying herbicides only
Correct Answer: B
Question 10
What is the term for pesticide breakdown by sunlight?
A. Hydrolysis
B. Photodegradation
C. Volatilization
D. Leaching
Correct Answer: B
, 2026 IATEST UPDATE DOWNLOAD
Question 11
Which type of pesticide targets weeds?
A. Herbicide
B. Insecticide
C. Fungicide
D. Rodenticide
Correct Answer: A
Question 12
Which type of pesticide targets fungal diseases?
A. Herbicide
B. Insecticide
C. Fungicide
D. Rodenticide
Correct Answer: C
Question 13
Which pesticide route pollutes groundwater most readily?
A. Adsorbed to soil
B. Highly soluble, low adsorption
C. Granular application
D. Contact herbicide
Correct Answer: B
Question 14
Which of the following reduces pesticide drift?
A. Apply in high wind
B. Use coarse droplets and low pressure
C. Increase nozzle height
D. Use small droplet sprays
Practice Exam, National Pesticide Applicator Certification Core Manual
EXAM ACTUAL QUESTIONS AND WELL REVISED ANSWERS - LATEST
AND COMPLETE UPDATE WITH VERIFIED SOLUTIONS
Question 1
Which federal agency registers pesticides and approves labeling in the U.S.?
A. OSHA
B. EPA
C. USDA
D. FDA
Correct Answer: B
Rationale: The Environmental Protection Agency (EPA) regulates pesticides under FIFRA
and ensures proper labeling.
Question 2
Which signal word indicates the highest level of acute toxicity?
A. Caution
B. Warning
C. Danger
D. Poison
Correct Answer: C
Question 3
What is the purpose of the Worker Protection Standard (WPS)?
A. Reduce pesticide exposure for agricultural workers and handlers
B. Regulate pesticide transport
C. Approve pesticide formulations
D. Determine market price of pesticides
,2026 IATEST UPDATE DOWNLOAD
Correct Answer: A
Question 4
Which route is the most common for pesticide exposure in applicators?
A. Oral
B. Dermal
C. Inhalation
D. Eye contact
Correct Answer: B
Question 5
Which is the primary legal document that dictates pesticide use?
A. Safety Data Sheet (SDS)
B. Pesticide label
C. User manual
D. Company SOP
Correct Answer: B
Question 6
Which of the following is a restricted-use pesticide (RUP)?
A. Household insect spray
B. Highly toxic herbicide requiring certification
C. Over-the-counter rodenticide
D. Organic fertilizer
Correct Answer: B
Question 7
Which factor increases pesticide drift?
,2026 IATEST UPDATE DOWNLOAD
A. Coarse droplets
B. Calm weather
C. High wind
D. Low spray pressure
Correct Answer: C
Question 8
Which personal protective equipment (PPE) protects hands from chemical exposure?
A. Gloves
B. Goggles
C. Respirator
D. Boots
Correct Answer: A
Question 9
Which of the following describes integrated pest management (IPM)?
A. Using pesticides on a fixed schedule
B. Combining cultural, biological, mechanical, and chemical methods
C. Eliminating all insects in an area
D. Applying herbicides only
Correct Answer: B
Question 10
What is the term for pesticide breakdown by sunlight?
A. Hydrolysis
B. Photodegradation
C. Volatilization
D. Leaching
Correct Answer: B
, 2026 IATEST UPDATE DOWNLOAD
Question 11
Which type of pesticide targets weeds?
A. Herbicide
B. Insecticide
C. Fungicide
D. Rodenticide
Correct Answer: A
Question 12
Which type of pesticide targets fungal diseases?
A. Herbicide
B. Insecticide
C. Fungicide
D. Rodenticide
Correct Answer: C
Question 13
Which pesticide route pollutes groundwater most readily?
A. Adsorbed to soil
B. Highly soluble, low adsorption
C. Granular application
D. Contact herbicide
Correct Answer: B
Question 14
Which of the following reduces pesticide drift?
A. Apply in high wind
B. Use coarse droplets and low pressure
C. Increase nozzle height
D. Use small droplet sprays
