PCV Theory Test: Environmental Issues

There are 55 PCV theory test Environmental Issues questions. You must get 85% (47 out of 55) to pass the test. You may review answers after each question by clicking the 'check answer' button or you can wait until the end of the test for your final score. Good luck!

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A Engine performance
B Overhead gantries
C Road surfaces
D Tyre pressures
Correct Answer: C Road surfaces
Explanation: If your suspension is damaged, all the weight of the vehicle compresses the road and anything located below it. The vibrations travel through the ground and can also damage surrounding buildings.
A It uses diesel fuel
B It uses electricity
C It uses solar power
D It uses unleaded fuel
Correct Answer: B It uses electricity
Explanation: This is the sign for a tram. These vehicles are powered by electricity and reduce the emissions released into the environment. As they can carry many people, they can help to reduce the number of other vehicles on the road.
A Bicycles
B Cars
C Lorries
D Motorcycles
Correct Answer: C Lorries
Explanation: Lorries and buses are much heavier than cars and will have a greater impact on the road surface.
A Engine emissions
B Tachograph accuracy
C The fuel system
D Underground services
Correct Answer: D Underground services
Explanation: Air suspension reduces the pounding of the vehicle on an uneven road surface. This, in turn, reduces the vibrations transmitted to buildings and underground services along the route.
A By avoiding high gears
B By braking in good time
C By increasing your overall speed
D By reducing rest periods
Correct Answer: B By braking in good time
Explanation: Good forward planning will reduce fuel consumption and engine emissions. This will cause less wear on the vehicle and its tyres, as well as reducing environmental pollution.
A By driving faster to reduce travelling time
B By filling your fuel tank with red diesel fuel
C By leaving your engine running in traffic jams
D By using bypasses and avoiding town centres
Correct Answer: D By using bypasses and avoiding town centres
Explanation: By using a bypass, rather than joining the stop/start traffic in a town centre, you're less likely to be held up and can travel at a constant speed. Keeping to a constant speed will reduce the amount of pollution produced by your vehicle.
A Avoid route-planning because of the time it takes
B Drive at a faster speed through hazardous areas
C Keep to maximum speeds for shorter journeys
D Plan routes to avoid busy times and congestion
Correct Answer: D Plan routes to avoid busy times and congestion
Explanation: If you plan your journey to avoid busy times, you can avoid congestion. That way, your overall journey time may be reduced, so cutting costs and making you a more efficient driver.
A That the filler cap is properly closed and secure
B That the filler cap is vented correctly by keeping it loose
C That the tank is completely full up to the filler neck
D That the tank is nearly full and the filler cap is slightly loose
Correct Answer: A That the filler cap is properly closed and secure
Explanation: Leaving the filler cap off, or not properly securing it, could result in a spillage of diesel onto the road. Because diesel is slippery, this would be a major hazard, so make sure to correctly secure the filler cap after use.
A Close and secure the filler cap
B Place the drip tray correctly
C Stop refuelling when the tank is half full
D Use a filtered fuel system
Correct Answer: A Close and secure the filler cap
Explanation: Fuel spilled on the road is a serious danger to other road users, especially motorcyclists. To prevent this from happening, make sure the filler cap is secure after refuelling.
A The fuel may splash your vehicle
B The road may be very slippery
C Your brake linings will become slippery
D Your spray reducers won't be effective
Correct Answer: B The road may be very slippery
Explanation: Leaking fuel can make the road extremely slippery. Look out for this, particularly on roundabouts.
A Vehicles with a mixture of re-cut and new tyres
B Vehicles with a mixture of tyre makes
C Vehicles with faulty spray-suppression equipment
D Vehicles with faulty suspension
Correct Answer: D Vehicles with faulty suspension
Explanation: Suspension faults may result in road damage. Road-friendly suspension reduces the impact on the environment, the road surface and under-road services.
A By braking as late as you can
B By extending the vehicle's service times
C By planning routes to avoid congestion
D By selecting lower gears
Correct Answer: C By planning routes to avoid congestion
Explanation: You should always plan your route. This will ensure you always drive on roads that are suitable for the size and weight of your vehicle. By planning to avoid peak travel times, you can also avoid congestion. This can save you fuel, as well as reducing your journey times.
A Blue diesel
B High-sulphur diesel
C Low-sulphur diesel
D Red diesel
Correct Answer: C Low-sulphur diesel
Explanation: Low-sulphur diesel reduces the levels of sulphur-dioxide particles in exhaust emissions. It's widely available and makes a contribution to reducing emissions that are harmful to human health.
A Anti-foaming diesel
B Anti-waxing diesel
C Low-sulphur diesel
D Red diesel
Correct Answer: C Low-sulphur diesel
Explanation: Sulphur produces acidic gases. Diesel fuels with lower sulphur content have been produced to reduce exhaust emissions that harm both people and the environment.
A Check your fuel gauge
B Check your tachograph
C Complete the fuel log sheets
D Securely close the filler caps
Correct Answer: D Securely close the filler caps
Explanation: Make certain that your filler caps are properly closed, so that you don't spill fuel as you drive along the road.
A Before reversing on a road that has a 30 mph speed limit
B Before reversing on a road that has a 40 mph speed limit
C Before reversing on a road that has a temporary speed limit
D Before reversing on a road that has the national speed limit
Correct Answer: A Before reversing on a road that has a 30 mph speed limit
Explanation: Your vehicle will make more noise than a car, so you should try to avoid making unnecessary noise at any time of the day or night. This is especially important when you're in a residential area at a time when people are likely to be sleeping.
A Continuous use of the air conditioning
B Continuous use of the air suspension
C Continuous use of the electrical retarder
D Continuous use of the mirrors
Correct Answer: A Continuous use of the air conditioning
Explanation: Use your air conditioning only when it's absolutely necessary. Running it continuously increases overall fuel consumption by up to 15%.
A To help the driver stay awake
B To improve fuel consumption
C To reduce tyre wear
D To reduce wear to roads
Correct Answer: D To reduce wear to roads
Explanation: Air suspension provides a smoother journey than traditional suspension and transmits less vibration to the road surface, under-road services and nearby structures, such as bridges. It's considered to be environmentally friendly because it reduces damage to the road network.
A Between 11.30 pm and 6.30 am
B Between 11.30 pm and 7.00 am
C Between 12.30 am and 7.00 am
D Between midnight and 6.30 am
Correct Answer: B Between 11.30 pm and 7.00 am
Explanation: Some vehicles are fitted with an audible warning that sounds when the vehicle is reversing. This is an effective way to warn pedestrians and other road users of a reversing vehicle, but it doesn't take away the need to use effective observation all around your vehicle before and while you're reversing. Don't use the device in built-up areas between 11.30 pm and 7.00 am. Have consideration for the residents and don't disturb them with excessive noise.
A Its fuel consumption will improve
B The brakes will fade more easily
C You'll be breaking the law
D Your vision ahead will be reduced
Correct Answer: C You'll be breaking the law
Explanation: It's illegal to drive a vehicle that's emitting excessive exhaust smoke, so you should get the problem fixed as soon as you're aware of it. Excessive exhaust smoke increases pollution and creates a hazard for other road users.
A Damage to level crossings
B Damage to overhead cables
C Damage to river banks
D Damage to the road surface
Correct Answer: D Damage to the road surface
Explanation: Road-friendly suspension reduces the vibration caused by the impact of the wheels on the road surface.
A Avoid motorways altogether
B Plan journeys to avoid busy times
C Plan journeys to avoid quiet times
D Use motorways for all journeys
Correct Answer: B Plan journeys to avoid busy times
Explanation: By planning your journey to avoid busy times, you'll avoid the build-up of traffic that often occurs.
A Hold the engine at a fast tick-over to maintain air pressure
B Keep the engine running on tick-over
C Rev the engine occasionally to maintain air pressure
D Switch off the engine
Correct Answer: D Switch off the engine
Explanation: Turning off the engine is safer and emits less fumes into the environment. Leaving the engine idling unnecessarily will also waste fuel.
A High-level exhaust systems
B Poorly maintained vehicles
C Regular servicing
D Weak radiator coolant
Correct Answer: B Poorly maintained vehicles
Explanation: All drivers should play their part to protect the environment against traffic pollution. Make sure the vehicle you drive is properly maintained. Report any defects, such as excessive exhaust smoke, as soon as you can.
A Car drivers
B Horse riders
C Lorry drivers
D Motorcyclists
Correct Answer: D Motorcyclists
Explanation: Spilt diesel creates a serious risk to other road users, especially motorcyclists. Take care when refuelling and make sure that all filler caps and tank hatches are properly closed and secure.
A To get another driver to move out of your way
B To greet a friend
C To let another road user know you're giving way
D To warn another road user who poses a danger
Correct Answer: D To warn another road user who poses a danger
Explanation: The horn shouldn't be used between 11.30 pm and 7.00 am in a built-up area. The only exception is when another road user is unaware of you and poses a danger.
Correct Answer: C Motorcycles
Explanation: Take care to secure caps and tank hatches. Diesel is very slippery and, if spilled on the road, it's particularly dangerous to motorcyclists.
A Drive slowly back to your depot
B Get a replacement before driving
C Only fill the tank half-full
D Push a rag into the filler pipe
Correct Answer: B Get a replacement before driving
Explanation: Don't drive without a fuel filler cap in place, as fuel could spill onto the road, especially when you're cornering or turning at a roundabout. Diesel fuel will make the road surface extremely slippery. Any spillage should be reported, so that the emergency services can make the road safe.
A Check your vehicle registration document
B Contact your local garage
C Look at a map
D Look in your vehicle service record
Correct Answer: C Look at a map
Explanation: Planning your journey before you set out can make the drive much easier and reduce traffic congestion. Look at a map to help you do this. You may need maps of different scales, depending on where and how far you're going. Printing or writing down the route can also help. Don't look at the map while you're driving; stop somewhere safe before checking your route again.
A A motoring organisation
B The Driver and Vehicle Licensing Agency
C Your local filling station
D Your vehicle manufacturer
Correct Answer: A A motoring organisation
Explanation: Most motoring organisation websites allow you to create a detailed plan of your trip, showing directions and distances. Some also include advice on rest and fuel stops. The Traffic England website will give you information on roadworks and incidents, along with expected delay times.
A Ask your local garage
B Check your vehicle's workshop manual
C Consult your travel agents
D Use a route planner on the internet
Correct Answer: D Use a route planner on the internet
Explanation: Various route planners are available on the internet. Most of them give you options, allowing you to choose the most direct route, the quickest route or a scenic route. The plans may also include rest and fuel stops. Print them off and take them with you, but don't look at them while you're actually driving.
A Look in a motoring magazine
B Only visit places you know
C Print or write down the route
D Try to travel at busy times
Correct Answer: C Print or write down the route
Explanation: Print or write down your route before setting out. Some places aren't well signed, so using both place names and road numbers may help you avoid getting lost. Find out how far you'll be travelling and plan your rest stops into the route.
A It will help to ease congestion
B There'll be fewer roadworks
C You'll travel a much shorter distance
D Your vehicle will use more fuel
Correct Answer: A It will help to ease congestion
Explanation: Avoiding busy times means that you're not adding needlessly to traffic congestion. Other advantages are that you'll use less fuel and you may have an easier journey, making you feel less stressed.
A You'll travel a much shorter distance
B You're less likely to be delayed
C You're more likely to be held up
D Your journey time is likely to be longer
Correct Answer: B You're less likely to be delayed
Explanation: If possible, avoid the early morning, late afternoon and early evening peak times. Doing this should allow you to miss the worst daily traffic jams and to travel in a more relaxed frame of mind, arriving at your destination feeling less stressed.
A It may be more scenic
B You may get held up by a tractor
C Your maps may have different scales
D Your original route may be blocked
Correct Answer: D Your original route may be blocked
Explanation: It can be frustrating and worrying to find your planned route is blocked by roadworks or diversions. If you've planned an alternative, you'll feel less stressed and able to concentrate fully on your driving. If your original route is mostly on motorways, it's a good idea to plan an alternative using non-motorway roads. Always carry a map with you just in case you need to refer to it - but stop driving before you do so.
A You'll increase fuel consumption by about 15%
B You'll increase journey times by about 15%
C You'll reduce fuel consumption by about 15%
D You'll reduce journey times by about 15%
Correct Answer: C You'll reduce fuel consumption by about 15%
Explanation: By driving smoothly, you'll reduce fuel consumption by about 15%, and you'll reduce the amount of wear and tear on your vehicle. You'll also feel more relaxed and have a more pleasant journey.
A Accelerating sharply in each gear
B Missing out some gears
C Using each gear in turn
D Using lower gears as often as possible
Correct Answer: B Missing out some gears
Explanation: Missing out intermediate gears, when appropriate, reduces the amount of time you spend accelerating. Your vehicle uses the most fuel when you're accelerating, so reducing this will reduce your vehicle's fuel consumption.
Correct Answer: C Green
Explanation: Most large vehicles have a rev counter (tachometer) that's divided into coloured bands. This helps you to drive in the most fuel-efficient way and avoid damage to the engine. The green band is the one that gives adequate torque and power with optimum fuel economy.
A You would create a false tachograph reading
B You would damage the engine
C You would have optimum fuel economy
D You would improve engine efficiency
Correct Answer: B You would damage the engine
Explanation: Driving with the rev counter in the red band will cause the engine to wear prematurely and can lead to expensive repairs. This could result in the vehicle being off the road for some time.
A Increased fuel consumption
B Increased vehicle breakdowns
C Reduced engine emissions
D Reduced traffic volume
Correct Answer: C Reduced engine emissions
Explanation: Better knowledge and use of ecosafe driving techniques can result in lower fuel consumption and emissions. Other benefits include improved road safety and greater professionalism.
A They allow heat to disperse more quickly
B They allow you to travel at higher speeds
C They have a reduced rolling resistance
D They're much easier to manufacture
Correct Answer: C They have a reduced rolling resistance
Explanation: Less fuel will be used to move your vehicle at the same speed if you use a tyre with reduced rolling resistance, rather than one of normal construction. Low-rolling-resistance tyres aren't all the same; they have ratings for rolling resistance, wet-weather grip and noise. Specialists can advise on the best tyres for specific requirements.
A An excessive amount of fuel will be used
B Exhaust emissions will be reduced
C Oil consumption will be reduced
D There'll be an excessive build-up of air pressure
Correct Answer: A An excessive amount of fuel will be used
Explanation: When starting an engine fitted with an engine management system, you don't need to press the accelerator, because the engine management system automatically regulates the fuel/air supply. Using the accelerator at start-up wastes fuel, causes increased engine noise and is harmful to the environment.
A A reduction in fuel consumption
B A reduction in vehicle tax
C An exemption from all congestion charges
D An exemption from tachograph regulations
Correct Answer: A A reduction in fuel consumption
Explanation: The Driver CPC qualification and training syllabus is designed to lead to enhanced professionalism and improvements in road safety. Other expected benefits are a general reduction in fuel consumption and emissions, resulting from a better knowledge of ecosafe driving techniques.
A Exhaust emissions
B Illegal immigrants
C Licence entitlement
D Tachograph changes
Correct Answer: A Exhaust emissions
Explanation: Local-authority environmental health departments check vehicles' exhaust emissions. They have the power to prosecute the driver and the operator, as do enforcement bodies such as DVSA.
A Accelerating rapidly
B Avoiding block changing
C Being aware of hazards
D Using air conditioning
Correct Answer: C Being aware of hazards
Explanation: Driving in an ecosafe manner means that you plan well ahead for hazards and react in good time. This can save fuel and is therefore good for the environment.
A Air suspension
B Cruise control
C Diff-lock
D Re-grooved tyres
Correct Answer: B Cruise control
Explanation: Using cruise control can help save fuel. The sensitive electronics make continuous micro-adjustments that improve efficiency. It should only be used when you can see well ahead in good road conditions. Be prepared to switch it off immediately if the traffic situation changes.
A You'll be able to stop more quickly
B You'll reduce journey times
C You'll use less fuel
D You'll use more fuel
Correct Answer: C You'll use less fuel
Explanation: Poor planning leads to late braking and harsh acceleration. This causes higher fuel consumption and increased emissions, which is harmful to the environment.
A Using a manual sunroof
B Using air conditioning
C Using electric windows
D Using the endurance brake
Correct Answer: B Using air conditioning
Explanation: Using air conditioning continuously can increase fuel consumption by about 15%. Think of the environment and only use it when it's necessary.
A Air bags
B Air brakes
C Air conditioning
D Air suspension
Correct Answer: C Air conditioning
Explanation: A number of ancillary systems use power from the engine to operate. The downside to this is that fuel consumption can increase. Air conditioning can increase fuel consumption by up to 15%.
A By keeping your engine at high revs
B By leaving your engine on tick-over
C By revving your engine
D By switching off your engine
Correct Answer: D By switching off your engine
Explanation: If you have to wait for long periods of time, you should turn your engine off. Noise and exhaust fumes can cause annoyance as well as pollution.
A To keep your passengers cool
B To reduce exhaust emissions
C To reduce radio interference
D To save on vehicle air pressure
Correct Answer: B To reduce exhaust emissions
Explanation: When you're stationary for any length of time (for example, in a traffic jam), switch off your engine. This will cut exhaust emissions and so help to protect the environment.
A Keep your engine at tick-over speed
B Rev your engine occasionally
C Run the engine at a constant higher speed
D Switch off your engine
Correct Answer: D Switch off your engine
Explanation: Switch your engine off when you're stationary for some time, especially where noise and exhaust fumes may cause annoyance. This can help to protect the environment and save fuel.
A Increase it by about 15%
B Increase it by about 30%
C Increase it by about 50%
D Increase it by about 75%
Correct Answer: A Increase it by about 15%
Explanation: Avoid using air-conditioning systems for long periods, as they can increase fuel consumption by about 15%. Try to drive with fuel economy and the environment in mind.
A With the doors open
B With the engine revving up
C With the engine ticking over
D With the service brake on
Correct Answer: C With the engine ticking over
Explanation: Vehicle designers and bus drivers have a duty to help reduce the effects of pollution on the environment. The most environmentally friendly way to allow air pressure to build up is with the engine running at tick-over.
A The low-fuel warning light is working
B The position of the emergency fuel cut-off switch
C Your filler caps are securely closed
D Your tank is full to the top
Correct Answer: C Your filler caps are securely closed
Explanation: It's a legal requirement that you check all filler caps are properly closed and secure after refuelling your vehicle.