Oregon Pesticide Applicator Exam â Free Practice Test
Oregon pesticide applicator certification is administered by the Oregon Department of Agriculture. Pass the 50-100-question closed book exam with a score of 70% to earn your license.
Oregon Certification Requirements
Regulatory Agency
Oregon Department of Agriculture
Exam Format
50-100 multiple choice questions | 120 minutes time limit | Passing score: 70% | Closed book
Fees
Exam fee: $30 | License fee: $75 | Renewal fee: $55
Renewal & Continuing Education
Renewal period: 5 years | CE requirements: 40 CEUs per 5-year period
Certification Categories
Agricultural, Ornamental & Turf, Structural, Right-of-Way, Aquatic, Forest, Public Health
Study Resources
Oregon State University Extension â extension.oregonstate.edu
What Our Practice Test Covers
Pesticide Safety
Handling, storage, formulations, and core safety principles
Label Reading
Signal words, directions for use, and legal requirements
Environmental Protection
Buffer zones, drift, groundwater, and endangered species
Laws & Regulations
FIFRA, WPS, recordkeeping, and certification requirements
Integrated Pest Management
Monitoring, thresholds, biological control, and IPM strategies
Toxicology
LD50, exposure routes, symptoms, and first aid
Application Equipment
Calibration, nozzles, sprayers, and drift management
PPE
Respirators, gloves, coveralls, and decontamination
Worker Protection Standard
WPS requirements, REIs, notifications, and employer obligations
Calibration & Math
GPA calculations, mixing ratios, and nozzle output
Oregon Practice Questions
1. Which agency regulates pesticide use in Oregon?
A) Oregon Department of Agriculture ✓
B) The local police department
C) The federal EPA exclusively
D) No agency regulates it
2. What is the primary federal law governing pesticide use in all states?
A) The Clean Air Act
B) FIFRA â Federal Insecticide, Fungicide, and Rodenticide Act ✓
C) The Farm Bill
D) OSHA regulations
3. What does the signal word "DANGER" on a pesticide label indicate?
A) The product is expired
B) The product is on sale
C) The product is highly toxic (Category I) ✓
D) The product is organic
4. How long must commercial applicators keep records of RUP applications?
A) 6 months
B) 1 year
C) 5 years
D) At least 2 years from the date of application ✓
5. What is the most common route of pesticide exposure for applicators?
A) Dermal (skin absorption) ✓
B) Oral (swallowing)
C) Inhalation (breathing)
D) Ocular (eyes)
6. What does IPM stand for?
A) International Pest Monitor
B) Integrated Pest Management ✓
C) Industrial Pesticide Manufacturing
D) Internal Protection Method
7. What is the purpose of a restricted entry interval (REI)?
A) To restrict pesticide purchases
B) To limit the number of applications
C) To protect workers from entering treated areas until pesticide residues decline to safe levels ✓
D) To restrict driving speed on farms
8. Which PPE item is most critical for preventing the most common route of pesticide exposure?
A) Hard hat
B) Safety glasses
C) Ear plugs
D) Chemical-resistant gloves ✓
9. What is the typical passing score for the Oregon pesticide applicator exam?
A) 70% ✓
B) 50%
C) 90%
D) 100%
10. What should you do FIRST before mixing or applying any pesticide?
A) Check the weather forecast
B) Read the entire product label ✓
C) Call your supervisor
D) Put on your boots
11. What is the Poison Control Center phone number?
A) 911
B) 311
C) 1-800-222-1222 ✓
D) 1-800-555-0100
12. What is the proper way to dispose of excess diluted spray mixture?
A) Pour it down a storm drain
B) Dump it in a field
C) Store it for next year
D) Apply it to a labeled site at label rates ✓
These are sample questions. Start a full practice exam for the complete 1,100+ question bank.
Frequently Asked Questions
How do I get certified in Oregon?
Contact the Oregon Department of Agriculture at (503) 986-4635. Pass a core exam (50-100 questions, 70% to pass) plus category-specific tests. The exam fee is $30 and the license costs $75.
Is this practice test OR-specific?
Our 1,100+ questions cover the core knowledge tested in all states including Oregon. We recommend supplementing with OR-specific materials from the Oregon Department of Agriculture.
How much does the Oregon exam cost?
Exam fee: $30. License fee: $75. Renewal every 5 years: $55. CE requirements: 40 CEUs per 5-year period. Contact the Oregon Department of Agriculture for the most current fees.
What categories are available in Oregon?
Oregon offers certification in: Agricultural, Ornamental & Turf, Structural, Right-of-Way, Aquatic, Forest, Public Health. Each category requires passing a separate category-specific exam in addition to the core exam.
Where can I find Oregon-specific study materials?
The best OR-specific resource is Oregon State University Extension â extension.oregonstate.edu. Also study the National Pesticide Applicator Certification Core Manual available from the Oregon Department of Agriculture.
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