Free ON Pesticide Core Exam Prep
Ontario Pesticide Applicator Core Exam (OPT&C)
Prepare for the ON Pesticide Core exam without spending hundreds on expensive prep courses. Free study guides, practice questions, flashcards, and related exam resources.
Quick Facts
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Can You Take the ON Pesticide Core Exam?
Check if you meet the basic eligibility requirements
- •Apply to MECP for Exterminator Licence within 1 year of certification
- •Present Notice of Examination and ID at the scheduled OPT&C exam sitting
- •Physical fitness as listed in OPT&C licence qualification guidance
ON Pesticide Core Quick Facts
Exam Provider
Ontario Pesticide Training and Certification (University of Guelph Ridgetown Campus)
Retake Policy
If you fail, you have 12 months from the initial attempt to rewrite (max two rewrites in that year; no more than two attempts in any six-month period). Rewrite fee listed $82 on OPT&C web / $75 in 2025 guide — confirm current fee.
Free ON Pesticide Core Prep Tools
100+ Practice Questions
Practice by topic with detailed answer explanations
AI Tutor Explains Mistakes
Understand why answers are wrong, not just which ones
Updated for 2026
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What You'll Study
13 chapters covering the exam topics in this guide
Introduction & Exam Overview
3 sections
Legislation & Federal–Provincial Framework
4 sections
Licensing Roles & Categories
3 sections
Pesticide Labels
4 sections
Toxicology & First Aid
4 sections
Personal Protective Equipment
4 sections
Formulations & Equipment
4 sections
Application Rates & Calibration
3 sections
Integrated Pest Management
4 sections
Environmental Protection
5 sections
Ontario Cosmetic Pesticide Ban
2 sections
Storage, Transport & Disposal
4 sections
Emergency & Spill Response
3 sections
ON Pesticide Core Exam Details
Ontario Pesticide Applicator Core Exam (OPT&C)
Administered by Ontario Pesticide Training and Certification (OPT&C), University of Guelph Ridgetown Campus / MECP
Exam Content Breakdown
Based on the official Ontario Pesticide Training and Certification (OPT&C), University of Guelph Ridgetown Campus / MECP content outline
OPT&C/MECP pathway, Pesticides Act, O. Reg. 63/09, federal PMRA registration, Classes A–E, licence types
Label is law, signal words, PCP numbers, SDS, REI, directions for use
Exposure routes, LD50, acute/chronic effects, decontamination, poisoning response
Label PPE, gloves, respirators, eye/skin protection, cleaning and task-specific gear
EC/WP/granules/RTU, calibration, nozzles, tank mixes, rates
IPM steps, thresholds, cultural/biological/mechanical tactics, resistance
Drift, groundwater/surface water, pollinators, buffers, cosmetic ban awareness
Secure storage, transport, triple rinse, leftovers, container recycling
Spill steps, kits, fires, Spills Action Centre reporting
What's Included
13 Chapters
Complete exam coverage
Practice Quizzes
With detailed explanations
Free to Start
No credit card required
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What's Next After the ON Pesticide Core?
After passing the ON Pesticide Core, you can pursue these career paths
Ontario Land Exterminator (e.g., Landscape)
Add a land category module (e.g., Landscape) after Core for turf/ornamental commercial work
Ontario Structural Exterminator
Add Structural category certification for indoor pest management careers
Ontario Operator Licence
With a valid exterminator licence, age 18+, and insurance, apply to operate a pesticide business
ON Pesticide Core Exam FAQ
Official Ontario Pesticide Training and Certification (OPT&C), University of Guelph Ridgetown Campus / MECP Resources
Verify information with these official sources
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