When may a trainee apply a Class C pesticide?
Ontario Pesticide Exam Practice Test 3
25 questions on technicians, trainees and supervision, safe use, protective equipment and first aid, reading the pesticide label, pesticide classes and the law, storage, vehicles and transport and more.
- No sign-up
- Every answer explained
- Independent · not a government site
- Set 3 of 6
- 25 questions
- Instant feedback
All 25 questions in this test
Every question and its answer choices. The correct answers and explanations appear when you take the test above.
When may a trainee apply a Class C pesticide?
- Only with a licensed exterminator present
- When a technician is supervising
- When the job sheet names the product
- After one month of employment
Which activity is unsafe while applying a pesticide?
- Keeping children out of the treated area
- Wearing the gloves listed on the label
- Reading the label before mixing the product
- Smoking a cigarette on a short break
A pesticide label is divided into which two parts?
- A product panel and a separate SDS booklet
- An English panel and a French panel only
- A front safety sheet and a back price sheet
- A principal and a secondary display panel
A product is registered federally in the Commercial class. What is its Ontario class?
- Class A
- Class D
- Class C
- Class B
What sign must a vehicle display when pesticides are left in it unsupervised?
- Sign B (warning: structural extermination)
- Sign C (notice: residential land extermination)
- Sign A (warning: fumigation)
- Sign G (pesticide or chemical storage)
A landlord wants to treat a tenant's unit with a Class D insecticide. What does the regulation say?
- The landlord may do it in any unit they own
- Only the occupant may do it without a licence
- The landlord may do it with the tenant's consent
- Anyone may use Class D products in a rental
Which pests does the Structural class NOT cover?
- Pests of plants
- Bed bugs in an apartment
- Cockroaches in a restaurant
- Rodents in a warehouse
What must every vehicle used by an operator to transport or apply pesticides display?
- The company's phone number on both front doors
- The current year's ministry ID marker on the rear
- A copy of the operator licence on the dashboard
- A flashing amber light while on the road
Why should you never apply more than the label rate?
- It can harm non-target organisms and leave residues
- It makes the product work more slowly than normal
- It voids the warranty but has no other effect
- It uses up the product but is otherwise harmless
What are the three types of exterminator licence in Ontario?
- Residential, industrial and agricultural
- Indoor, outdoor and aerial
- Domestic, commercial and restricted
- Structural, land and water
How do anticoagulant rodenticides work?
- They stop the blood from clotting
- They block the rodent's sense of smell
- They make the rodent sleep for days
- They dry out the rodent's skin
Which empty container does NOT need to be rinsed?
- A glass bottle
- A plastic jug
- A metal pail
- An aerosol can
Which feature is NOT allowed in a room where Class B or C pesticides are stored?
- A lock on the door
- Ventilation to the outdoors
- A floor drain leading to a sewer
- Spill clean-up supplies
A fire breaks out where pesticides are stored and runoff may reach a creek. Whom must you notify immediately?
- The pesticide manufacturer only
- The ministry's Spills Action Centre
- Health Canada's PMRA by email
- Your insurance broker only
Why bait traps for a few days without setting them?
- So the bait loses its strong smell
- So rodents get used to taking the bait
- So the trap spring can loosen and settle
- So pets learn to avoid the trap area
Which item must appear on a technician's written instructions for a job?
- The technician's home address and age
- The price charged for the treatment
- The pesticide's name and registration number
- The client's credit card and billing details
When does an operator licence expire?
- On December 31 of the year it was issued
- On March 31 of the following year
- Five years after the date it was issued
- When the operator's exterminator licence expires
What must a licensed exterminator do with the licence while working?
- Carry it or a copy, or keep it readily available on site
- Show it only if the customer asks for it in writing beforehand
- Post it on the customer's front door during the job
- Leave it at the office and give the number by phone
Pesticides are stolen from your service vehicle. What does the regulation require?
- Report it only at your next licence renewal with the ministry
- Notify the Spills Action Centre as soon as practicable
- Notify only the client whose job was next
- Nothing, if the products were Class C
At what temperature do bed bugs die, according to Health Canada?
- -5°C
- 40°C
- 50°C
- 30°C
How can you recognize a German cockroach?
- Shiny black, about 5 cm long, with no wings at all
- Reddish with a white band across the middle of the back
- Grey with yellow spots and long hind legs for jumping
- Tan to light brown with two dark stripes behind the head
Which three signal words show the degree of hazard on a pesticide label?
- Caution, warning and danger
- Low, medium and high
- Notice, alert and stop
- Mild, moderate and severe
Which protective equipment must you wear for an application?
- Only a dust mask, for indoor jobs
- Nothing for products labelled caution
- Whatever the product label requires
- Only gloves, for any pesticide
What is the purpose of Ontario's cosmetic pesticide ban?
- To ban all pesticide use of any kind within city limits
- To allow only low-risk pesticides for cosmetic lawn use
- To ban pesticide use inside homes and offices
- To ban Domestic products from being sold
Which products may a Structural-class exterminator NOT use?
- Rodenticides
- Insecticidal baits
- Herbicides
- Insecticidal dusts
All Ontario Pesticide Exam practice tests
- Ontario Pesticide Exam Mock Exam 1 – 50 QuestionsTimed practice · 60 minutes · answers explained
- Ontario Pesticide Exam Mock Exam 2 – 50 QuestionsTimed practice · 60 minutes · answers explained
- Licences, certification and the examHow Ontario licenses vendors, exterminators and operators, the land, structural and water licence types, OPT&C certification, the two-part exam and licence rules.
- Pesticide classes and the lawWhat counts as a pesticide, federal product classes, Ontario Classes A to E, banned pesticides, using products only as labelled and the cosmetic pesticide ban.
- Technicians, trainees and supervisionWho technicians and trainees are, what they may not do, written instructions, weekly visits, the one-to-three supervision ratio and training records.
- Reading the pesticide labelThe principal and secondary display panels, registration numbers, signal words and symbols, first aid and toxicological information, restricted uses and the notice to user.
- Safe use, protective equipment and first aidProtective clothing, applying at the label rate, keeping people out and re-entry, indoor precautions, weather limits outdoors, washing up and poisoning first aid.
About this practice test
How many questions are in Ontario Pesticide Exam practice test 3?
25 original multiple-choice practice questions covering technicians, trainees and supervision, safe use, protective equipment and first aid, reading the pesticide label, pesticide classes and the law, storage, vehicles and transport, structural extermination rules, operating an extermination business, licences, certification and the exam, rats and mice, containers, spills and disposal, insect pests and integrated pest management. Each answer includes an explanation. This mixed practice set does not reproduce the official exam format or predict an official score.
Are the questions the same every time?
Yes. Practice test 3 always has the same 25 questions, so you can repeat it until you get them all right. The other 5 sets use different questions.
Are these real test questions?
No. The official question bank is not published. These are original questions written from the official handbook, which is what the real Ontario Pesticide Exam test is based on.