K53 Learners Alcohol, Drugs and Fatigue

Question 1

What is the legal blood alcohol concentration (BAC) limit for an ordinary driver in South Africa?

Accepted Answer

0.05 grams per 100 millilitres

Answer

0.02 grams per 100 millilitres

Answer

0.08 grams per 100 millilitres

Answer

0.10 grams per 100 millilitres

Question 2

What is the legal blood alcohol limit for a professional driver (e.g. taxi or bus driver) in South Africa?

Accepted Answer

0.02 grams per 100 millilitres

Answer

0.05 grams per 100 millilitres

Answer

0.08 grams per 100 millilitres

Answer

0.00 grams per 100 millilitres

Question 3

How does alcohol primarily affect a driver's ability?

Accepted Answer

It reduces reaction time and impairs judgement

Answer

It improves concentration and alertness

Answer

It has no effect if only one drink is consumed

Answer

It only affects driving at high speeds

Question 4

Which of the following is a sign that a driver may be too fatigued to drive safely?

Accepted Answer

Difficulty keeping eyes open and drifting out of lane

Answer

Increased awareness of surroundings

Answer

Quicker reaction times

Answer

Improved peripheral vision

Question 5

What should you do if you feel drowsy while driving on a long trip?

Accepted Answer

Stop at a safe place, rest or sleep before continuing

Answer

Open a window and continue driving

Answer

Turn up the radio loudly to stay awake

Answer

Drink an energy drink and speed up to finish the trip faster

Question 6

Can prescription or over-the-counter medication affect your ability to drive safely?

Accepted Answer

Yes, many medications cause drowsiness, dizziness or impaired concentration

Answer

No, prescribed medication is always safe to take while driving

Answer

Only if you take more than the prescribed dose

Answer

Only if combined with alcohol

Question 7

Which of the following best describes the effect of alcohol on a driver's vision?

Accepted Answer

Alcohol reduces peripheral vision and impairs depth perception

Answer

Alcohol sharpens night vision

Answer

Alcohol has no effect on vision

Answer

Alcohol only affects vision at concentrations above 0.1g/100ml