Alcohol, Drugs & Impairment

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.

1. 1. The surest way to keep alcohol from affecting your riding is to:

   Correct answer: separate drinking from riding entirely

   Because judgment fails early, the best choice is to keep drinking and riding completely separate.

   Source: Minnesota Motorcycle and Motorized Bicycle Manual — Minimize the Risks

2. 2. Alcohol affects a motorcyclist's skills:

   Correct answer: sooner and more severely than a car driver's, even below 0.08

   Because riding demands more skill, alcohol impairs a rider sooner and more severely than a driver, even below 0.08.

   Source: Minnesota Motorcycle and Motorized Bicycle Manual — Alcohol and Motorcycles

3. 3. For an adult rider, the blood alcohol level considered legally intoxicated is a BAC of:

   Correct answer: 0.08 percent

   An adult with a BAC of 0.08 percent or higher is considered intoxicated.

   Source: Minnesota Motorcycle and Motorized Bicycle Manual — Alcohol and the Law

4. 4. If a friend has had too much to drink and wants to ride, you should:

   Correct answer: step in, for example by arranging a ride or keeping them there

   Step in by arranging a safe ride, slowing their drinking, keeping them there, or getting friends involved.

   Source: Minnesota Motorcycle and Motorized Bicycle Manual — Step in to Protect a Friend

5. 5. One of the first abilities alcohol impairs is your:

   Correct answer: judgment of how well you are actually riding

   Alcohol first affects judgment, so you ride worse while believing you are actually doing better.

   Source: Minnesota Motorcycle and Motorized Bicycle Manual — Minimize the Risks

6. 6. A 12-ounce beer, a 5-ounce glass of wine, and a single shot of hard liquor:

   Correct answer: contain about the same amount of alcohol

   These standard servings each contain roughly the same amount of alcohol.

   Source: Minnesota Motorcycle and Motorized Bicycle Manual — Alcohol in the Body

7. 7. A conviction for riding under the influence can bring:

   Correct answer: license suspension, fines, and higher insurance rates

   Penalties can include license suspension, fines, higher insurance rates, community service, and other costs.

   Source: Minnesota Motorcycle and Motorized Bicycle Manual — Consequences of Conviction

8. 8. The body eliminates alcohol at a rate of about:

   Correct answer: one drink per hour

   Alcohol leaves the body at roughly one drink per hour, so only time can sober you up.

   Source: Minnesota Motorcycle and Motorized Bicycle Manual — Alcohol in the Body

9. 9. If you drink four drinks over two hours, roughly how many drinks remain in your system afterward?

   Correct answer: About two

   With about one drink cleared per hour, four drinks minus two hours leaves roughly two drinks still in your system.

   Source: Minnesota Motorcycle and Motorized Bicycle Manual — Alcohol in the Body

10. 10. A DWI conviction affects:

    Correct answer: all of your driving privileges

    A DWI touches every one of your driving privileges, not just the right to operate a motorcycle.

    Source: Minnesota Motorcycle and Motorized Bicycle Manual — Alcohol and Motorcycles

11. 11. Cannabis is dangerous for riding because it tends to:

    Correct answer: distort your sense of time, space, and speed

    Cannabis distorts perception of time, space, and speed, which a rider must continually judge.

    Source: Minnesota Motorcycle and Motorized Bicycle Manual — Cannabis and Motorcycle Operation

12. 12. When cannabis is eaten rather than smoked, its effects:

    Correct answer: may be delayed over an hour and last more than six hours

    Eaten cannabis can take more than an hour to begin and the high can last more than six hours.

    Source: Minnesota Motorcycle and Motorized Bicycle Manual — Cannabis and Motorcycle Operation