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Exam Review

Key Facts: OK Pesticide Applicator Exam

100

Practice Questions

OpenExamPrep

70%

Passing Score

Oklahoma Department of Agriculture, Food and Forestry (ODAFF)

$92

Exam Fee (per exam)

Pearson Oklahoma Department of Agriculture Candidate Handbook (October 2026)

5 years

Recertification

Oklahoma Department of Agriculture, Food and Forestry (ODAFF)

Sample OK Pesticide Applicator Practice Questions

Try these sample questions to review concepts for the OK Pesticide Applicator exam. Each question includes a detailed explanation. Start the interactive quiz above for the full 345+ question experience with AI tutoring.

1Which state agency regulates pesticide applicator licensing in Oklahoma?

A.Oklahoma Department of Health

B.Oklahoma Department of Agriculture, Food and Forestry (ODAFF)

C.Oklahoma Department of Environmental Quality

D.Oklahoma Corporation Commission

Explanation: The Oklahoma Department of Agriculture, Food and Forestry (ODAFF) is the state agency that regulates all pesticide applicator licensing, certification, and enforcement in Oklahoma. ODAFF administers the commercial, non-commercial, and private applicator programs.

2What minimum score must an Oklahoma pesticide applicator achieve to pass a written certification exam?

A.60%

B.65%

C.70%

D.75%

Explanation: Oklahoma requires a minimum score of 70% or above to pass any written pesticide applicator certification exam. This applies to both the Core exam and all category-specific exams administered through PSI Services LLC testing centers.

3Which Oklahoma pesticide applicator categories require a practical examination in addition to written exams?

A.Agricultural Pest Control and Aquatic Pest Control

B.General Pest (7A), Structural Pest/Termite (7B), and Fumigation (7C)

C.Right-of-Way and Forest Pest Control

D.Ornamental and Turf Pest Control

Explanation: In Oklahoma, three categories require practical examinations in addition to the Core and written category exams: General Pest (7A), Structural Pest/Termite (7B), and Fumigation (7C). These practical exams are performed at Oklahoma State University in Stillwater.

4Where are Oklahoma ODAFF pesticide applicator exams administered?

A.Only at the ODAFF headquarters in Oklahoma City

B.At PSI Services LLC computer-based testing centers

C.Only at Oklahoma State University in Stillwater

D.At county extension offices

Explanation: Oklahoma ODAFF pesticide applicator testing is provided by PSI Services LLC. All written testing is computer-based and conducted at PSI testing centers in Oklahoma and other states. Practical exams for categories 7A, 7B, and 7C are conducted separately at OSU in Stillwater.

5How long does an Oklahoma applicator have to pass the practical exam after passing the written exam for categories 7A, 7B, or 7C?

A.6 months

B.12 months

C.18 months

D.24 months

Explanation: The practical exam for categories 7A, 7B, and 7C must be taken within twelve (12) months of passing the written examination. If the applicator fails to pass the practical within this period, they must retake the written exam before attempting the practical again.

6What is required for an Oklahoma commercial pesticide applicator business license?

A.Only a valid applicator license

B.Proof of financial responsibility (liability insurance) and a licensed applicator on staff

C.Only a business plan submitted to ODAFF

D.Completion of a college degree in agriculture

Explanation: Oklahoma requires commercial pesticide applicator businesses to obtain a separate business license from ODAFF. This requires proof of financial responsibility, typically liability insurance, and at least one certified applicator employed by the business. A business license is needed for each operating location.

7How often must Oklahoma pesticide applicators complete continuing education or retake exams to maintain certification?

A.Every year

B.Every three years

C.Every five years

D.Every ten years

Explanation: Oklahoma pesticide applicators must complete continuing education units (CEUs) or retake the certification exams every five years to maintain a valid license. CEU requirements vary by license type, and applicators should track their credits with ODAFF.

8What is the difference between a commercial and non-commercial pesticide applicator license in Oklahoma?

A.There is no difference

B.Commercial applies pesticides for hire; non-commercial applies RUPs as part of a job but not for public hire

C.Non-commercial licenses are only for farmers

D.Commercial licenses are only for aerial applicators

Explanation: In Oklahoma, a commercial applicator applies pesticides for hire or compensation, while a non-commercial applicator applies restricted-use pesticides (RUPs) as part of their job but not for public hire (e.g., school districts, government agencies, utility companies). Both require the Core exam plus category exams.

9Under FIFRA, who has the authority to register pesticide products for sale in the United States?

A.State departments of agriculture

B.The U.S. Environmental Protection Agency (EPA)

C.The U.S. Department of Agriculture

D.The Food and Drug Administration

Explanation: The EPA has sole authority to register pesticide products for sale and distribution in the United States under FIFRA. States may add additional restrictions or allow Special Local Need (Section 24(c)) registrations, but they cannot register new active ingredients or override EPA decisions.

10What is required for aerial, fumigation, and predator control restricted-use pesticide applications in Oklahoma?

A.Only a general commercial license

B.A specific certificate for each activity in addition to the standard licensing

C.No additional requirements beyond the standard license

D.Only a verbal agreement with ODAFF

Explanation: Oklahoma requires a specific certificate for aerial application, fumigation, and predator control RUP use, in addition to the standard commercial applicator licensing. These are high-risk activities that demand specialized training and demonstrated competency beyond the standard certification.

About the OK Pesticide Applicator Exam

The Oklahoma Commercial Pesticide Applicator Certification validates competency in Oklahoma pesticide laws (Oklahoma Pesticide Law), federal FIFRA regulations, pesticide safety, environmental protection, application methods, label compliance, and integrated pest management.

Exam sponsor: Oklahoma Department of Agriculture, Food and Forestry (ODAFF). The requirements and fees below concern the certification or admission exam, separate from our free practice resources.

Questions

50 questions

Time Limit

75 minutes per exam (50 minutes for 25-question categories)

Passing Score

70%

Exam / Certification Fees

$92 per Core or category exam

Exam sponsor website

Fees, eligibility, and exam policies can change. Confirm them with the exam sponsor before applying or paying.

Official sources

Our practice resources: topics covered

We aim to reflect publicly available exam outlines and topic information in our study resources. Coverage, format, and difficulty may differ from the actual exam, and we cannot guarantee that every detail is accurate or current. Confirm exam requirements, fees, and policies with the official exam sponsor.

Not published

Core Exam

Equipment, safety, laws, and other knowledge common to all categories (50 questions, 75 minutes)

Not published

Category Exams

At least one use category, such as agricultural plant, ornamental and turf, right-of-way, or structural pest control (50 questions, or 25 for a few categories)

Not published

Practical Exam (7a, 7b, 7c)

General pest control, structural pest control and fumigation also require a practical exam at Oklahoma State University within 12 months of the category exam

Preparing for the OK Pesticide Applicator Exam

What You Need to Know

Passing score: 70%
Exam length: 50 questions
Time limit: 75 minutes per exam (50 minutes for 25-question categories)
Exam / certification fees: $92 per Core or category exam Official sources

Using Our Practice Resources

Work through all 345 available questions
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OK Pesticide Applicator: Suggested Study Strategy

1Study Oklahoma-specific laws and regulations (Oklahoma Pesticide Law) thoroughly

2Master signal words: DANGER (most toxic), WARNING (moderate), CAUTION (least toxic)

3Know the four routes of exposure: dermal (~90%), inhalation, oral, ocular

4Practice calibration calculations: GPA = (GPM x 5,940) / (MPH x W)

5Understand IPM principles: prevention, monitoring, thresholds, biological/cultural/physical/chemical controls

6Review OSU Extension Pesticide Safety Education study materials

Frequently Asked Questions

What is the Oklahoma pesticide applicator exam?

The Oklahoma Commercial Pesticide Applicator Certification tests knowledge of Oklahoma pesticide laws, EPA/FIFRA regulations, safety, environmental protection, and application principles. Administered by Oklahoma Department of Agriculture, Food and Forestry (ODAFF).

What score do I need to pass?

You need a score of 70% to pass the certification exams.

How often must I recertify?

Recertification is required every 5 years (CEUs or retest).

Free Practice Questions for OK Pesticide Applicator

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More From This Family

Key Facts: OK Pesticide Applicator Exam

Sample OK Pesticide Applicator Practice Questions

About the OK Pesticide Applicator Exam

Our practice resources: topics covered

Preparing for the OK Pesticide Applicator Exam

What You Need to Know

Using Our Practice Resources

OK Pesticide Applicator: Suggested Study Strategy

Frequently Asked Questions