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Ontario · G1 Knowledge Test · G1 · DriveTest (MTO)

Ontario G1 Knowledge Test — G1 Practice Question

Knowledge test administered by DriveTest (MTO) for the G1 licence. 40 questions, 80% to pass.

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Accuracy —
Rules of the Road

Driving while impaired by a legal prescription medication in Ontario is:

Show Answer & Explanation
Correct Answer: B. An offence if the drug has impaired your ability to drive

Impaired-driving laws apply to any substance — legal or illegal — that reduces your ability to drive safely. Carrying the prescription does not legalise impaired operation. Always consult your doctor about driving with any medication that causes drowsiness or impaired coordination.

Why the other answers are wrong

  • A.Legal since the drug is prescribedPrescription status does not exempt from impaired-driving law.
  • C.Legal if you carry the prescriptionCarrying the prescription is not a defence; the legal question is whether you can drive safely.
  • D.Only an offence in combination with alcoholDrug impairment alone is an offence — no alcohol combination is required.

More Rules of the Road Questions

A G1 driver must be accompanied in the front passenger seat by a fully licensed driver with at least: In Ontario, which drivers must maintain a blood alcohol level of zero while driving? Unless a sign posts otherwise, the maximum speed limit on a road within a city, town, or built-up area in Ontario is: You may turn left on a red light only when: A steady yellow traffic light means:

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