Minnesota: Alcohol and drugs — Part 2 Practice Test
Questions in this part include: “How does alcohol affect attention?” · “What is the only way to reduce your alcohol concentration?”
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Questions are original and based on the official manual "Minnesota Driver’s Manual" (June 2026), Minnesota Driver and Vehicle Services.
All 17 questions in this practice test
Take the test above first, then use this list to study. Tap “Show answer” to see the correct answer and explanation.
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How does alcohol affect attention?
- It makes drivers focus on only one single task at a time
- It makes drivers pay much more attention to the road
- It makes it difficult to focus on the tasks of driving
- It makes drivers focus on their mirrors and nothing else
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Correct answer: It makes it difficult to focus on the tasks of driving
Alcohol makes it difficult for drivers to focus on the many tasks required to operate a motor vehicle.
Source: Minnesota Driver’s Manual (June 2026), page 92
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A 12-ounce beer usually contains about the same amount of alcohol as a glass of wine of how many ounces?
- 8 ounces
- 5 ounces
- 10 ounces
- 12 ounces
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Correct answer: 5 ounces
A 12-ounce beer, a 5-ounce glass of wine, a typical mixed drink and a 9-ounce wine cooler usually contain about the same amount of alcohol.
Source: Minnesota Driver’s Manual (June 2026), page 92
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The amount of alcohol in beers can vary by as much as what percent?
- 10 percent
- 20 percent
- 40 percent
- 60 percent
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Correct answer: 40 percent
The manual says the amount of alcohol in beers can vary by as much as 40 percent.
Source: Minnesota Driver’s Manual (June 2026), page 92
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What is the standard amount of alcohol in a mixed drink, which mixed drinks may exceed?
- 1.5 ounces
- 0.5 ounce
- 3 ounces
- 5 ounces
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Correct answer: 1.5 ounces
Mixed drinks may contain more than the standard 1.5 ounces of alcohol.
Source: Minnesota Driver’s Manual (June 2026), page 92
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The term proof refers to the strength of a drink. What is proof equal to?
- Half the percentage of alcohol it contains
- The same as the percentage of alcohol it contains
- The number of ounces in the bottle
- Twice the percentage of alcohol it contains
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Correct answer: Twice the percentage of alcohol it contains
Proof is equal to twice the percentage of alcohol, so 80-proof whiskey contains 40 percent alcohol.
Source: Minnesota Driver’s Manual (June 2026), page 92
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What happens to your alcohol concentration if you consume more than one standard drink per hour?
- It will stay the same
- It will increase
- It will decrease
- It will fall to zero
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Correct answer: It will increase
If you consume more than one standard drink per hour, your alcohol concentration will increase.
Source: Minnesota Driver’s Manual (June 2026), page 92
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Which of these is a factor that affects how alcohol affects you?
- Eye color
- The color of your vehicle
- Body weight
- The speed limit on your route
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Correct answer: Body weight
The effects of alcohol vary due to factors such as age, gender, body weight, mood, food intake, metabolism and genetics.
Source: Minnesota Driver’s Manual (June 2026), page 92
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Two people of the same weight drink the same amount of alcohol. Which person reaches a higher alcohol concentration?
- The person with a higher percentage of fat
- The person with a higher percentage of muscle
- The person who is taller
- Both reach the same alcohol concentration
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Correct answer: The person with a higher percentage of fat
A person with a higher percentage of fat than another person of the same weight will reach a higher alcohol concentration with the same amount of alcohol.
Source: Minnesota Driver’s Manual (June 2026), page 92
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What is the only way to reduce your alcohol concentration?
- Drink coffee
- Wait
- Exercise
- Take a cold shower
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Correct answer: Wait
The only way to reduce your alcohol concentration is to wait.
Source: Minnesota Driver’s Manual (June 2026), page 92
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At about what rate is alcohol generally eliminated from the body?
- About two drinks per hour
- About one drink every four hours
- About three drinks per hour
- About one drink per hour
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Correct answer: About one drink per hour
Alcohol is generally eliminated at the rate of about one drink per hour.
Source: Minnesota Driver’s Manual (June 2026), page 92
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What percent of alcohol does the body eliminate through oxidation by the liver?
- 50 percent
- 70 percent
- 95 percent
- 85 percent
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Correct answer: 95 percent
The body eliminates 95 percent of alcohol through oxidation by the liver.
Source: Minnesota Driver’s Manual (June 2026), page 92
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Which of these increases the rate of oxidation of alcohol?
- Drinking coffee
- Exercising
- Taking a cold shower
- None of these
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Correct answer: None of these
Drinking coffee, exercising and taking cold showers do not increase the rate of oxidation.
Source: Minnesota Driver’s Manual (June 2026), page 92
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Which is the safest policy about drinking and driving?
- If you drink, don’t drive; and if you drive, don’t drink
- Drink only one drink per hour and then drive carefully
- Drive only on roads you know well after you drink
- Drink only at home and then drive slowly on side streets
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Correct answer: If you drink, don’t drive; and if you drive, don’t drink
The safest policy is: if you are going to drink, don’t drive; and if you are going to drive, don’t drink.
Source: Minnesota Driver’s Manual (June 2026), page 93
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Which of these is an alternative to driving impaired?
- Drink coffee before you drive
- Designate a driver who will not drink
- Take a short walk before you drive
- Eat a large meal before you drive
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Correct answer: Designate a driver who will not drink
Designating a driver who will not drink is listed as an alternative to driving impaired.
Source: Minnesota Driver’s Manual (June 2026), page 93
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What should you do if a friend is impaired?
- Let the friend drive if the trip is short
- Let the friend drive if he or she drinks coffee
- Take away the keys from the friend
- Ride with the friend and wear a seat belt
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Correct answer: Take away the keys from the friend
The manual lists taking away the keys from an impaired friend as an alternative to driving impaired.
Source: Minnesota Driver’s Manual (June 2026), page 93
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Because alcohol impairs judgment, when should you make a plan to avoid impaired driving later?
- After your first drink
- While you are sober
- When you are ready to leave
- After you start the vehicle
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Correct answer: While you are sober
It is crucial to make a plan while you are sober about how you will avoid impaired driving later.
Source: Minnesota Driver’s Manual (June 2026), page 93
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What is the DWI alcohol-concentration limit for a person in control of a non-commercial vehicle?
- 0.10 percent
- 0.12 percent
- 0.16 percent
- 0.08 percent
Show answer
Correct answer: 0.08 percent
A person with an alcohol concentration of 0.08 percent or higher who is in control of a vehicle can be arrested for DWI.
Source: Minnesota Driver’s Manual (June 2026), page 93