California PCA Laws and Regulations Exam 2026
Latest Update – Complete Questions with 100%
Correct Answers & Explanation - Graded A+
1. Which of the following is not one of the purposes of California's pesticide and pest control
laws and regulations?
A. Protecting workers from pesticide exposure
B. Providing proper, safe, and effective use of pesticides
C. Encouraging people to use more pesticides
D. Protecting public health and safety
Correct Answer: C
Explanation: The purpose of pesticide laws is to protect workers, ensure safe use, and protect
public health—not to encourage more pesticide use.
2. A cooperating agency that helps DPR enforce pesticide use laws and regulations in California
is the
A. County Department of Health
B. State Department of Water Resources
C. State Department of Labor
D. County Agricultural Commissioner
Correct Answer: D
Explanation: County Agricultural Commissioners are the primary local agencies that enforce
pesticide laws and regulations in cooperation with DPR.
3. County Agricultural Commissioners may adopt supplemental pesticide regulations with the
approval of the
A. Department of Pesticide Regulation
B. Office of the Governor
C. County Board of Supervisors
D. California State Legislature
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,Correct Answer: A
Explanation: Supplemental regulations by County Agricultural Commissioners must be
approved by DPR to ensure consistency with state laws.
4. Which of the following is considered to be pesticide labeling?
A. Spray nozzle catalog
B. A printed pesticide advertisement
C. The federal Worker Protection Standard
D. A written recommendation
Correct Answer: D
Explanation: A written recommendation is considered labeling because it contains specific use
directions. Advertisements and equipment catalogs are not labeling.
5. When a pesticide registrant allows a pesticide product registration to lapse, pest control dealers
A. Must immediately return all unsold stock
B. Can sell and deliver the pesticide product
C. Must retrieve all previously sold stock
D. Can indefinitely sell and deliver the pesticide product
Correct Answer: B
Explanation: When registration lapses, dealers may continue to sell existing stocks for a period
of time as allowed by regulations.
6. When a pesticide product registration is cancelled, the sale and use of this product
A. Is automatically prohibited under all circumstances
B. May continue under conditions imposed by the regulatory agency responsible for the
cancellation
C. Will be allowed for two years from the cancellation date
D. Is not affected as long as detailed sales records are kept current
Correct Answer: B
Explanation: Cancellation may allow existing stocks to be used under specific conditions set by
the regulatory agency (e.g., EPA or DPR).
7. A Special Local Need Registration (SLN) allows
A. Growers to apply the pesticide to any crop as long as the SLN is valid in the grower's state
B. Supplemental uses of the pesticide uniformly throughout the U.S.
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, C. Uses of pesticides for crops or sites not listed on the label
D. Any feasible use of the pesticide in the specified local area
Correct Answer: C
Explanation: SLN registration permits use of a pesticide for a specific local need (crop or site)
not listed on the federal label.
8. Which of the following is considered a supplemental label?
A. Sales literature distributed by the pesticide registrant
B. A sample of a pesticide label produced by the registrant
C. Literature containing use and maintenance directions for application equipment
D. A pamphlet containing use directions and restrictions that is attached to the container
Correct Answer: D
Explanation: A supplemental label provides additional use directions and restrictions and must
be attached to the container or kept with the label.
9. On a pesticide label the signal word
A. Signifies the relative acute toxicity of the pesticide product
B. Identifies the formulation of pesticide product
C. Warns of the potential crop damage level
D. Identifies relative effectiveness or control level
Correct Answer: A
Explanation: Signal words (DANGER, WARNING, CAUTION) indicate the relative acute
toxicity of the product to humans.
10. The precautionary statements section of the label contains information about the
A. Application rate
B. Crops on which the product can be applied
C. Relative toxicity of the product
D. Hazards to people and domestic animals
Correct Answer: D
Explanation: Precautionary statements describe hazards to humans, domestic animals, and the
environment, as well as protective measures.
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Latest Update – Complete Questions with 100%
Correct Answers & Explanation - Graded A+
1. Which of the following is not one of the purposes of California's pesticide and pest control
laws and regulations?
A. Protecting workers from pesticide exposure
B. Providing proper, safe, and effective use of pesticides
C. Encouraging people to use more pesticides
D. Protecting public health and safety
Correct Answer: C
Explanation: The purpose of pesticide laws is to protect workers, ensure safe use, and protect
public health—not to encourage more pesticide use.
2. A cooperating agency that helps DPR enforce pesticide use laws and regulations in California
is the
A. County Department of Health
B. State Department of Water Resources
C. State Department of Labor
D. County Agricultural Commissioner
Correct Answer: D
Explanation: County Agricultural Commissioners are the primary local agencies that enforce
pesticide laws and regulations in cooperation with DPR.
3. County Agricultural Commissioners may adopt supplemental pesticide regulations with the
approval of the
A. Department of Pesticide Regulation
B. Office of the Governor
C. County Board of Supervisors
D. California State Legislature
1|Page
,Correct Answer: A
Explanation: Supplemental regulations by County Agricultural Commissioners must be
approved by DPR to ensure consistency with state laws.
4. Which of the following is considered to be pesticide labeling?
A. Spray nozzle catalog
B. A printed pesticide advertisement
C. The federal Worker Protection Standard
D. A written recommendation
Correct Answer: D
Explanation: A written recommendation is considered labeling because it contains specific use
directions. Advertisements and equipment catalogs are not labeling.
5. When a pesticide registrant allows a pesticide product registration to lapse, pest control dealers
A. Must immediately return all unsold stock
B. Can sell and deliver the pesticide product
C. Must retrieve all previously sold stock
D. Can indefinitely sell and deliver the pesticide product
Correct Answer: B
Explanation: When registration lapses, dealers may continue to sell existing stocks for a period
of time as allowed by regulations.
6. When a pesticide product registration is cancelled, the sale and use of this product
A. Is automatically prohibited under all circumstances
B. May continue under conditions imposed by the regulatory agency responsible for the
cancellation
C. Will be allowed for two years from the cancellation date
D. Is not affected as long as detailed sales records are kept current
Correct Answer: B
Explanation: Cancellation may allow existing stocks to be used under specific conditions set by
the regulatory agency (e.g., EPA or DPR).
7. A Special Local Need Registration (SLN) allows
A. Growers to apply the pesticide to any crop as long as the SLN is valid in the grower's state
B. Supplemental uses of the pesticide uniformly throughout the U.S.
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, C. Uses of pesticides for crops or sites not listed on the label
D. Any feasible use of the pesticide in the specified local area
Correct Answer: C
Explanation: SLN registration permits use of a pesticide for a specific local need (crop or site)
not listed on the federal label.
8. Which of the following is considered a supplemental label?
A. Sales literature distributed by the pesticide registrant
B. A sample of a pesticide label produced by the registrant
C. Literature containing use and maintenance directions for application equipment
D. A pamphlet containing use directions and restrictions that is attached to the container
Correct Answer: D
Explanation: A supplemental label provides additional use directions and restrictions and must
be attached to the container or kept with the label.
9. On a pesticide label the signal word
A. Signifies the relative acute toxicity of the pesticide product
B. Identifies the formulation of pesticide product
C. Warns of the potential crop damage level
D. Identifies relative effectiveness or control level
Correct Answer: A
Explanation: Signal words (DANGER, WARNING, CAUTION) indicate the relative acute
toxicity of the product to humans.
10. The precautionary statements section of the label contains information about the
A. Application rate
B. Crops on which the product can be applied
C. Relative toxicity of the product
D. Hazards to people and domestic animals
Correct Answer: D
Explanation: Precautionary statements describe hazards to humans, domestic animals, and the
environment, as well as protective measures.
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