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Quizzes > Health & Medicine

Drinking and Driving Quiz: Check Your Road-Safety Know-How

Quick, free alcohol and driving quiz with 15 questions. Instant results.

Editorial: Review CompletedCreated By: Katharina WalterUpdated Aug 27, 2025
Difficulty: Moderate
Questions: 20
Learning OutcomesStudy Material
Colorful paper art promoting a quiz on drink driving awareness.

This drinking and driving quiz helps you spot alcohol-impaired driving risks and make safer choices on the road. Answer 15 quick questions and get instant feedback, then build skills with an online sobriety test, a driver safety quiz, and a road safety quiz, and see where you can improve.

What is the common legal blood alcohol concentration (BAC) limit for fully licensed drivers in many countries?
0.08%
0.10%
0.05%
0.02%
Many countries adopt a 0.05% BAC limit for fully licensed drivers to reduce crash risk. Staying at or below this threshold is legally required in jurisdictions like Australia and much of Europe.
What is a typical penalty for a first-time drink driving offence in many jurisdictions?
Free alcohol education session
Complimentary ride home voucher
Monetary fine
Travel reimbursement
Monetary fines are the most common initial penalty for a first-time drink driving offence. They serve as an immediate financial deterrent and reflect the seriousness of impaired driving.
Which bodily function is most directly slowed by alcohol affecting driving safety?
Muscle strength
Skin sensitivity
Reaction time
Hearing acuity
Alcohol is known to slow reaction times, which impairs a driver's ability to respond quickly to road hazards. Reduced reaction speed is a direct effect of alcohol on the central nervous system.
What does a roadside breathalyzer measure?
Heart rate
Hydration level
Blood sugar level
Blood alcohol concentration
A roadside breathalyzer measures the percentage of alcohol in a driver's breath, which correlates to blood alcohol concentration. It provides an immediate estimate of impairment for enforcement purposes.
Which simple strategy can help prevent drinking and driving?
Designate a sober driver
Eat a spicy meal
Roll down the windows
Do a few push-ups
Designating a sober driver ensures someone can remain alcohol-free and responsible for driving. This simple strategy effectively prevents alcohol-impaired driving incidents.
Which scenario would likely lead to faster alcohol absorption and higher BAC?
Drinking on an empty stomach
Having a fatty meal first
Drinking slowly over several hours
Drinking non-alcoholic beer
Drinking on an empty stomach accelerates alcohol absorption into the bloodstream and raises BAC more quickly. A full stomach slows gastric emptying and moderates BAC increase.
Which behavioural factor increases the risk of drinking and driving?
Taking public transport
Driving alone
Peer pressure to drive after drinking
Using a ride-sharing service
Peer pressure can influence individuals to drive after consuming alcohol and override concerns about safety. Social encouragement to drive drunk significantly raises the risk of impairment-related incidents.
Which prevention strategy directly reduces alcohol-impaired driving incidents?
Planning alternative transport
Checking tire pressure
Drinking water during the event
Driving more slowly
Planning alternative transport options such as taxis or public transit removes the temptation to drive while impaired. This proactive approach directly prevents alcohol-impaired driving.
Why might roadside field sobriety tests be considered less reliable than breath tests?
They rely on subjective judgments
They require laboratory analysis
They provide instant digital readouts
They measure BAC precisely
Field sobriety tests rely on an officer's subjective assessment of a driver's balance and coordination. This subjectivity can introduce variability and reduce reliability compared to objective breathalyzer readings.
At a BAC of 0.08%, how is reaction time typically affected?
Remains unchanged
Speeds up by 15%
Improves by 10%
Slows by about 25%
Research shows that at a BAC of 0.08%, reaction times are typically slowed by around 25%. This delay greatly impairs a driver's ability to respond quickly to hazards.
What is a likely consequence of drink driving for road safety?
Better hazard perception
Increased risk of fatal collisions
Lower collision rates
Improved lane keeping
Alcohol-impaired drivers have a significantly higher likelihood of causing fatal collisions due to reduced judgment and coordination. This increased crash risk is a major road safety concern.
In many jurisdictions, refusing to take a lawful breath test results in what?
Immediate license suspension
Complimentary education program
No consequence
A written warning
In many jurisdictions, refusing a lawful breath test triggers automatic license suspension as a deterrent. This administrative penalty is often more severe than a first-time offence fine.
Which action will NOT reduce blood alcohol concentration but may alleviate symptoms?
Waiting several hours
Drinking coffee
Physical exercise
Time for liver metabolism
Drinking coffee can make a person feel more alert but does not lower the actual blood alcohol concentration. Only time and metabolism allow the liver to process and reduce BAC.
Which factor can impact the accuracy of a breathalyzer reading?
Improper calibration of the device
Tire tread depth
Color of the vehicle
Engine size
Breathalyzer accuracy depends heavily on regular and proper calibration of the device. Without correct calibration, readings can be inaccurate and legally challenged.
Repeated drink driving convictions often lead to which long-term penalty?
Free insurance coverage
Permanent license disqualification
Zero-point endorsement
Mandatory gym membership
Multiple drink driving convictions often lead to permanent disqualification from holding a driver's license. This long-term penalty reflects the repeated risk to public safety.
Which combination of factors most influences BAC variation among individuals consuming the same amount of alcohol?
Drink brand, glass size, and background noise
Social setting, music volume, and air temperature
Driving experience, car model, and tire pressure
Body weight, sex, and metabolic rate
Body weight, biological sex, and individual metabolic rate all determine how alcohol is processed and distributed, causing BAC to vary. Lighter weight, female sex, or slower metabolism generally results in higher BAC for the same intake.
A driver tests positive on a breathalyzer but negative on a saliva test. What most likely explains this discrepancy?
Breathalyzers never measure true BAC
Differences in test sensitivity and sample medium reliability
The driver consumed water immediately before testing
Saliva tests measure blood sugar
Breathalyzers and saliva tests differ in sensitivity, specificity, and detection methods, leading to potential discrepancies. A less reliable saliva test might fail to detect alcohol levels that a calibrated breathalyzer can measure.
How does alcohol impairment of cognitive processing contribute to increased crash risk?
It stabilizes vehicle control
It slows decision-making and reduces peripheral vision awareness
It enhances focus on the road
It sharpens reflexes
Alcohol slows cognitive processing speed and narrows a driver's focus, reducing peripheral vision awareness. These combined effects increase the likelihood of missing hazards and causing a crash.
Approximately what proportion of fatal road collisions involve drivers over the legal alcohol limit?
About one third
Less than one tenth
Over 90%
None
Studies indicate that about one third of fatal collisions involve drivers with BAC over the legal limit. This statistic underscores the significant role of alcohol impairment in serious crashes.
Which intervention has been shown to significantly reduce repeat drink driving offences?
Increased parking fees
Installation of ignition interlock devices
Free public transport vouchers
Mandatory brake checks
Ignition interlock devices require drivers to pass a breath test before engine start and effectively lower repeat offence rates. They directly prevent impaired individuals from operating a vehicle.
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Learning Outcomes

  1. Identify the legal blood alcohol concentration limits and penalties
  2. Evaluate risk factors associated with drinking and driving behaviours
  3. Apply strategies to prevent alcohol-impaired driving incidents
  4. Analyse roadside test procedures and their reliability
  5. Demonstrate understanding of the impact of alcohol on reaction times
  6. Predict potential consequences of drink driving on road safety

Cheat Sheet

  1. Understand the legal BAC limits - The standard legal Blood Alcohol Concentration (BAC) limit in the U.S. is 0.08%, but some states like Utah have lowered theirs to just 0.05%. Knowing these differences helps you stay legal and protect everyone on the road.
  2. Recognize the penalties for exceeding BAC limits - If you drive over the legal limit, you could face hefty fines, license suspension, or even jail time. States vary - Pennsylvania, for example, takes a tough stance with steep fines and potential imprisonment.
  3. Evaluate risk factors for drink driving - Personal traits like age, gender, and drinking habits can influence how alcohol impairs you and raises the chance of risky behavior. By spotting these factors in yourself and friends, you can make smarter choices before hitting the road.
  4. Apply strategies to prevent alcohol-impaired driving - Choosing a designated driver, using public transport, or launching creative awareness campaigns are proven ways to cut down on drink-driving incidents. Putting these tactics into practice keeps nights out fun and safe for everyone.
  5. Analyze roadside test reliability - Field Sobriety Tests, like the walk-and-turn or horizontal gaze nystagmus, are common tools to check impairment, but factors like nervousness or physical limitations can throw off results. Understanding their pros and cons helps clarify why results sometimes vary.
  6. Understand alcohol's impact on reaction time - Even a small drink can slow your brain's processing and muscle coordination, making braking or steering on a dime much harder. Those milliseconds of delay can turn a near miss into a serious crash.
  7. Predict drink-driving consequences on safety - Driving while intoxicated dramatically increases the risk of collisions, injuries, and fatalities. By seeing the real-world stats, you'll understand why staying sober behind the wheel is critical.
  8. Learn effects at different BAC levels - At 0.02%, you might feel relaxed; by 0.08% you'll notice slower reaction times and impaired coordination; beyond 0.15% the risk of blackouts and loss of consciousness spikes. Tracking these stages helps you gauge when you're getting too impaired to drive safely.
  9. Understand implied consent - When you get your driver's license, you agree to submit to BAC testing if officers suspect impairment - refusing usually triggers the same or harsher penalties as a failed test. Knowing this rule ensures you're prepared for any roadside stop.
  10. Recognize high-BAC sanctions - Many states impose extra tough penalties - like steeper fines, longer license suspensions, or jail time - for drivers with BACs of 0.15% or higher. These measures target severe impairment and repeat offenders to keep our roads safer.
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