Montana Motorcycle practice
Montana Motorcycle: Alcohol, Drugs & Impairment practice test
Blood alcohol limits, zero-tolerance and implied-consent laws, and how alcohol and drugs — legal or not — affect your driving.
Content reviewed against official driver handbooks · August 12, 2026
13 questions · pass with 10 correct. You get instant feedback and an explanation after every answer.
Study questions with answers
12 sample Alcohol, Drugs & Impairment questions with the correct answer, a short explanation, and the official handbook reference. Read through them, then take the quiz above.
Show all 12 questions with answers
1. A rider uses marijuana with a medical prescription. What does Montana's driver manual say about its effect on driving?
Correct answer: It can impair reflexes, judgment, vision and alertness much like alcohol
Prescription drugs, including medical marijuana, can affect reflexes, judgment, vision and alertness much as alcohol does. Studies found marijuana users make more mistakes and react more slowly.
Source: Montana Driver Manual — Chapter 6, Other Drugs & Driving
2. Each year, about how many motorcyclists are killed in crashes involving alcohol or drugs, according to the manual?
Correct answer: About 2,000
Each year roughly 2,000 riders die and around 50,000 are seriously hurt in crashes of this kind.
Source: Montana Motorcycle Supplement — Why This Information Is Important
3. A medicine label warns against operating heavy machinery. What does Montana's driver manual say that means for you?
Correct answer: You should not drive
Drug warnings about heavy machinery mean you should not drive. If you aren't sure whether a drug is safe, ask your doctor or pharmacist.
Source: Montana Driver Manual — Chapter 6, Other Drugs & Driving
4. You've had more to drink than you planned and your motorcycle is outside. What does the manual advise?
Correct answer: Leave the motorcycle and arrange another way home
Once drinking has gotten away from you, the choice left is to control your riding: leave the motorcycle so you aren't tempted and find another way home.
Source: Montana Motorcycle Supplement — Minimize the Risks
5. Besides how much you drink, how fast you drink and your body weight, which factors can push your BAC even higher?
Correct answer: Your sex, physical condition and food intake
The three main factors are amount, speed of drinking and body weight. The manual adds that your sex, physical condition and food intake can also raise BAC.
Source: Montana Motorcycle Supplement — Blood Alcohol Concentration
6. According to Montana's driver manual, about what share of the state's traffic fatalities are alcohol related?
Correct answer: About 50%
According to the manual, half of all traffic deaths in Montana are alcohol related.
Source: Montana Driver Manual — Chapter 6, Report a Drunk Driver
7. A 19-year-old Montana rider is stopped and tests at 0.03% BAC. How does that compare with Montana's limit for drivers under 21?
Correct answer: It is over the 0.02 limit for drivers under 21
Montana's driver manual sets the BAC limit for drivers under 21 at 0.02, so 0.03% is over the limit. The 0.08% limit applies to adults.
Source: Montana Driver Manual — Chapter 6, Alcohol and the Law
8. According to the manual, a rider's license can be suspended in connection with drinking and riding in which situations?
Correct answer: For a conviction, an arrest, or refusing a breath test
Among the penalties listed is mandatory license suspension for a conviction, an arrest, or refusing to submit to a breath test.
Source: Montana Motorcycle Supplement — Consequences of Conviction
9. You spot a driver you suspect is drunk. How does Montana's 'Report A Drunk Driver' program work?
Correct answer: Call and describe the vehicle and its direction; your name is not required
Call local law enforcement or the Montana Highway Patrol, toll free at 1-800-525-5555, with a description of the vehicle and its direction of travel. You don't have to give your name.
Source: Montana Driver Manual — Chapter 6, Report a Drunk Driver
10. Preparing for a group ride, what does the manual say about substances besides alcohol?
Correct answer: Too much caffeine or some prescription drugs can hurt concentration
Group riding calls for an alert mind and riding free of alcohol and drugs. The manual adds that for some riders, excess caffeine or prescription medicine can also dull concentration.
Source: Montana Motorcycle Supplement — Group Riding
11. A rider says they're fine because they're under the legal limit. What does the manual say about impairment?
Correct answer: Judgment and skills are impaired well below the legal limit
Being under the legal limit isn't the point: judgment and riding skills begin to slip long before you reach it.
Source: Montana Motorcycle Supplement — Blood Alcohol Concentration
12. In crashes involving substance abuse, how does the injury rate for motorcyclists compare with that for car occupants?
Correct answer: 90% for motorcycles and 33% for cars
Injuries result in 90% of motorcycle crashes involving substance abuse, compared with 33% of such car crashes, because riders are far more exposed.
Source: Montana Motorcycle Supplement — Why This Information Is Important
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