WorksheetsAutomotive and Vehicle Systems Worksheet Questions (Grade 13)
Total questions: 135
Worksheet time: 2hrs 15mins
A vehicle pulls to the right even though the tire pressure is correct. Which alignment angle is most likely incorrect?
Toe
Camber
Caster
Tire width
A mechanic finds that the inner edge of a tire is worn more than the outer edge. What does this most likely indicate?
Under-inflation
Over-inflation
Negative camber
Worn shock absorber
A customer complains that the car bounces several times after hitting a bump. Which component is most likely defective?
Brake caliper
Shock absorber
Ball joint
Steering rack
Why is wheel balancing important?
To improve fuel quality
To reduce vibration and uneven tire wear
To increase engine power
To cool the brakes
If toe-in is excessive, what is the likely result?
Car will skid
Tires will wear on the outer edges
Tires will wear in a feathered pattern
Engine will overheat
A catalytic converter becomes clogged. What is the most likely effect on engine performance?
Increased power
Reduced exhaust restriction
Poor acceleration and overheating
Lower fuel consumption
An oxygen sensor primarily measures:
Engine temperature
Amount of oxygen in exhaust gas
Fuel pressure
Battery voltage
If the EGR valve fails to open, what pollutant will most likely increase?
Carbon dioxide
Nitrogen oxides
Oxygen
Water vapor
Why is proper air–fuel mixture critical for emission control?
It controls engine noise
It ensures complete combustion and reduces pollutants
It improves tire life
It prevents battery failure
A vehicle fails an emission test due to high hydrocarbons. What is the most likely cause?
Worn spark plugs
Low tire pressure
Bent axle
Misaligned wheels
What makes hybrid vehicles more fuel-efficient than conventional vehicles?
Larger engines
Use of both electric motor and gasoline engine
Heavier body
Higher tire pressure
Regenerative braking allows a hybrid vehicle to:
Stop faster
Convert braking energy into electrical energy
Cool the engine
Increase exhaust flow
A Plug-in Hybrid Electric Vehicle (PHEV) differs from a regular hybrid because it:
Uses diesel
Has no engine
Can be charged from an external power source
Has no battery
What is the main safety concern when servicing a hybrid vehicle?
Oil leaks
High-voltage electrical system
Tire pressure
Exhaust heat
A BEV (Battery Electric Vehicle) is powered by:
Gasoline
Diesel
Batteries only
Hybrid engine
A 4-stroke engine completes one power cycle in:
1 revolution
2 revolutions
3 revolutions
4 revolutions
If a motorcycle engine has poor starting, the most likely system to check first is:
Brakes
Fuel and ignition
Suspension
Tires
What is the purpose of an ABS system in motorcycles?
Increase speed
Prevent wheel lock-up during braking
Reduce fuel consumption
Increase engine power
If a motorcycle stalls when idling, which part is most likely dirty?
Air filter
Carburetor
Spark plug
Muffler
A clogged air filter will cause:
Lean mixture
Rich mixture
More oxygen
No effect
Which maintenance action best prevents engine damage?
Cleaning headlights
Regular oil change
Wheel balancing
Painting the body
Why should brake fluid be replaced periodically?
It evaporates
It absorbs moisture and loses effectiveness
It becomes thicker
It damages tires
Which of the following is a sign that tires need replacement?
Deep tread
Uneven wear
High air pressure
Bright color
What is the main goal of preventive maintenance?
Reduce resale value
Avoid unexpected breakdowns
Increase noise
Use more fuel
A vehicle not serviced for a long time is most likely to have:
Better performance
Higher fuel efficiency
More mechanical failures
Lower emissions
A defensive driver always:
Drives fast
Anticipates possible hazards
Focus on the driving only
Uses the horn frequently
A yellow traffic light means:
Stop immediately
Speed up
Prepare to stop
Slow Down
Why should drivers maintain safe following distance?
To save fuel
To allow reaction time
To impress others
To avoid road signs
Driving while fatigued is dangerous because it:
Improves focus
Reduces reaction time
Increases speed
Saves energy
Why should a driver obey speed limits?
For fun
To reduce accident risk
To reach destination on time
To arrive late
A customer complains about a repair. What should a professional technician do?
Ignore it
Explain the work done and findings
Make an argument based on your expertise and proceed
Leave the shop
Why should tools be cleaned after use?
To waste time
To prevent rust and damage
To make noise
To look shiny
A vehicle vibrates at high speed but not at low speed. What is the most likely cause?
Engine misfire
Wheel imbalance
Low brake fluid
Faulty spark plug
After replacing tires, a car now drifts to one side. What should be done first?
Change engine oil
Perform wheel alignment
Replace battery
Clean air filter
Uneven tire wear in a "cupped" pattern is usually caused by:
Incorrect toe
Worn shock absorbers
Low fuel pressure
Overheating engine
A vehicle emits strong exhaust odor and has poor fuel economy. Which system should be inspected first?
Suspension
Emission control system
Cooling system
Steering system
If the oxygen sensor fails, what is the most likely result?
Engine stalls
Incorrect air-fuel mixture
Tire wear
Weak battery
A clogged catalytic converter will most likely cause:
Loud exhaust
Reduced engine power
Over-inflated tires
Smooth idling
Why must emission systems be maintained?
For better car color
To comply with environmental laws and reduce pollution
To increase speed
To avoid tire wear
A hybrid vehicle uses electric power at low speeds mainly to:
Increase noise
Reduce fuel use and emissions
Charge the battery
Cool the engine
Why must technicians wear insulated gloves when servicing hybrids?
To avoid oil stains
To protect against high-voltage electricity
To improve grip
To stay clean
A hybrid car that fails to switch from electric to gasoline mode will most likely have a problem in the:
Transmission
Power control system
Suspension
Exhaust
Which feature of electric vehicles makes them more environmentally friendly?
Have solar power
No tailpipe emissions
More gears
Larger tires
A motorcycle engine overheats during long rides. Which system should be inspected?
Fuel system
Cooling system
Brake system
Electrical system
What happens if a motorcycle spark plug is fouled?
Engine runs better
Engine misfires or won’t start
Tire loses air
Battery overcharges
A motorcycle with poor fuel economy is most likely experiencing a problem in the:
Exhaust system
Fuel system
Suspension
Steering
Why should air filters be cleaned or replaced regularly?
To improve sound
To ensure proper air-fuel mixture
To improve braking
To charge the battery
Which failure is most likely if brake fluid is neglected?
Engine stall
Brake fade
Tire puncture
Headlight failure
A driver sees a child suddenly crossing the road. What is the safest action?
Accelerate
Brake and steer carefully
Ignore
Honk only
Driving at night requires slower speed because:
Roads are wider
Visibility is reduced
Tires wear faster
Engines run hotter
Why is seat belt use important?
For comfort
To reduce injury during accidents
For comfort and accessibility
for fun
A technician forgets to record a repair. What problem could arise?
The engine fails
No proof of service
Tire puncture
Electrical short
Why is cost estimation important before repairs?
To surprise the customer
To allow informed decisions
To increase profit secretly
To delay work
A vehicle has high emissions, poor mileage, and engine hesitation. Which combination of systems should be checked first?
Suspension and steering
Emission and fuel systems
Tires and brakes
Lighting and wiring
A hybrid vehicle shows warning lights after water exposure. Which system is most at risk?
High-voltage electrical system
Exhaust system
Tire pressure system
Air conditioning
A customer reports vibration, poor braking, and noise. What is the most logical inspection order?
Engine → Transmission → Tires
Wheels → Brakes → Suspension
Lights → Horn → Battery
Radiator → Exhaust → Oil
Why should a motorcycle be inspected before a long trip?
To look good
To prevent breakdowns and accidents
To increase speed
To save fuel only
A technician replaces parts without diagnosing. What is the likely result?
Efficient repair
Wasted time and cost
Better performance
Lower emissions
Why must preventive maintenance be recorded?
For decoration
For tracking vehicle condition
To increase workload
To waste paper
A driver ignores warning lights. What is the most likely outcome?
Engine Failure
Serious mechanical failure
Lower fuel use
Better braking
A shop that follows safety rules will most likely have:
More accidents
Fewer injuries and better work quality
Slower service
More damage
A technician who integrates engine, emission, and electrical knowledge can best:
Guess repairs and work on it
Diagnose complex vehicle problems
Replace random parts
Ignore symptoms
A device that converts harmful exhaust gases into less harmful gases is called a ________.
Catalytic converter
Muffler
Turbocharger
EGR valve
The angle that affects steering stability is called ________.
Camber
Toe
Caster
Ackermann
A vehicle that runs only on batteries is called a ________ vehicle.
Hybrid
Diesel
Electric
Gasoline
The process of converting braking energy into electricity is called ________ braking.
Hydraulic
Regenerative
Mechanical
Engine
A clogged air filter makes the fuel mixture ________.
Rich
Lean
Neutral
Overheated
Regular oil change is part of ________ maintenance.
Corrective
Preventive
Emergency
Predictive
ABS prevents wheel ________ during braking.
Spin
Alignment
Lock
Inflation
A worn tire tread increases the risk of ________.
Skidding
Better traction
Lower noise
Higher mileage
Traffic laws in the Philippines are enforced by the ________.
Driving and Safety Board (DBS)
Land Transportation Office
Land Transportation and Franchising Board (LTFRB)
Department of Transportation
A document that records vehicle repairs is called a ________.
Owner’s manual
Service record
Insurance policy
Registration certificate
A hybrid vehicle uses both an engine and an ________ motor.
Electric
Diesel
Hydraulic
Pneumatic
Exhaust gases are cleaned by the ________ system.
Cooling
Emission control
Suspension
Charging
A mechanic must always wear ________ for safety.
Casual clothes
Personal protective equipment
Jewelry
Sandals
Low brake fluid can cause brake ________.
Failure
Improvement
Polishing
Lighting
The part that measures oxygen in exhaust is the ________ sensor.
Oxygen
Temperature
Knock
Speed
Process of aligning wheels to factory specifications.
Wheel alignment
Wheel balancing
Tire rotation
Camber reset
Electric vehicle powered only by batteries.
Plug-in hybrid electric vehicle
Fuel cell electric vehicle
Battery electric vehicle
Mild hybrid
Motorcycle system that prevents wheel lock.
ABS
EFI
GPS
HVAC
Schedule of routine servicing.
Maintenance schedule
Recall notice
Warranty claim
Registration schedule
Automotive pollution control device.
Catalytic converter
Turbocharger
Supercharger
Carburetor
Safety gear worn in workshops.
Personal protective equipment
Fashion accessories
Sports uniform
Casual wear
Angle that affects tire wear.
Caster
Camber
Steering angle
Kingpin offset
Hybrid energy recovery system.
Regenerative braking system
Turbo boost system
Nitrous injection system
Start–stop battery only
Legal record of vehicle repair.
Repair invoice
Parking ticket
License plate
Tax return
Small engine type with intake, compression, power, exhaust.
Two-stroke engine
Four-stroke engine
Rotary engine
Diesel-electric
Traffic safety driving approach.
Defensive driving
Aggressive driving
Distracted driving
Drowsy driving
Suspension component that absorbs shock.
Shock absorber
Tie rod
Brake pad
Wheel bearing
System that reduces nitrogen oxides.
EGR system
PCV system
Fuel tank
Steering system
Process of estimating service cost.
Cost estimation
Disassembly
Painting
Test drive
What is the primary purpose of a vehicle's exhaust system?
To improve fuel efficiency
To reduce harmful emissions
To enhance engine performance
To increase engine noise
Which component is essential for a vehicle's braking system to function properly?
Brake pads
Fuel injectors
Air filters
Transmission fluid
What is the effect of under-inflated tires on vehicle performance?
Improved fuel economy
Enhanced braking
Increased tire wear
Better handling
Which of the following is the meaning of this road sign?
dangerous double left bend/curve
dangerous double right bend/cuve
dangerous bend/ curve
none of the above
Which of the following is the meaning of this road sign?
dangerous double left bend/curve
dangerous double right bend/cuve
dangerous bend/ curve
none of the above
which of the following is the meaning of this road sign?
traffic light ahead
swing bridge
two way traffic
no stopping anytime
Identify which of the following is the meaning of this road sign.
stop
railroad crossing
no entry for all type of vehichles
no stopping at anytime
identify which of the following is the meaning of this road sign.
railroad crossing
intersection
no enter
two way traffic
identify which of the following is the meaning of this road sign.
steep ascent
danger from falling rocks
slippery road
quay/river
identify which of the following is the meaning of this road sign.
slippery road
round aboout head
uneven road
steep ascent
identify which of the following is the meaning of this road sign.
approach to intersection
approaach to intersection side road
swing bridge
danger warning sign to indicate road intersection
identify which of the following is the meaning of this road sign.
approach to intersection merging traffic
approach to intersection side road
dangerous lef curve
none of the above
identify which of the following is the meaning of this road sign.
slow down
steep ascent
steep descent
slippery road
identify which of the following is the meaning of this road sign.
no entry for motorcycles
no entry for bicycles
no entry for tricycles
none of the above
When driving in fog, you should:
a. Use your parking lights
b. Use your low beam headlights
c. Use your high beam headlights
When driving in darkness, you should:
a. Drive slowly enough to stop within the distance lighted by your headlights
b. Turn on your high beam headlights as cars approach from the opposite direction
c. Keep your eyes on the headlights of approaching vehicles
Roads are most slippery:
a. After a heavy rain
b. When it first starts to rain or drizzle after a dry spell
c. During heavy rain
Use your horn:
a. To try and get "eye contact" with another driver in order to avoid a collision
b. To try and speed up motorists or cyclists who are moving too slowly
c. To alert other drivers to mistakes they have made
If your car begins to skid on a road, you should:
a. Immediately apply the brakes
b. Ease off the gas pedal and turn your steering wheel in the direction of the skid
c. Ease off the gas pedal and turn your steering wheel in the opposite direction from the skid
On a curving road,
a. Slow down before entering the curve
b. Apply your brakes as you are driving in the curve
c. Speed up slightly before entering the curve
If your accelerator becomes stuck, you should:
a. Turn off the ignition, apply the brakes and try to drive safely off the road
b. Shift into neutral, apply the brakes and try to drive safely off the road
c. Shift into park, apply the brakes and try to drive safely off the road
When a school bus is stopped ahead of you with red lights flashing, you must:
a. Stop until the red lights stop flashing
b. Slow down and pass with caution
c. Pull to the side or shoulder of the road until the bus begins to move again
When driving on a steep grade, you should:
a. Shift into a lower gear while driving either uphill or downhill
b. Keep your foot firmly on the brake while driving downhill
c. Accelerate before driving uphill
An average passenger vehicle traveling 55mph needs how much space to stop?
a. 100 feet
b. 400 feet
c. 200 feet
Pedestrians should always use the _________ when crossing the street.
crosswalk
intersection
lane
parking lot
I had to park on the street because the restaurant's _________ ______ was full.
parking lot
traffic jam
lane
intersection
I don't want you to ride in my car because the seatbelt on the ___________ side is broken.
pedestrian
passenger
crosswalk
intersection
I saw a terrible accident last night. A car hit a ___________ at a crosswalk.
pedestrian
intersection
parking lot
passenger
A police officer pulled me over for driving over the speed limit. I have to pay a ______ of $50.
fine
lane
pedestrian
passenger
There is no traffic light at this ____________, so there are often accidents here.
intersection
parking lot
crosswalk
lane
This highway has four _________ on each side because many people use it to go to work.
lanes
intersections
parking lots
traffic jams
I always wear my __________ when I am driving, because it can save my life if I get into an
accident.
seatbelt
passenger
fine
crosswalk
Turn right
Stop
Slippery road
Don't cross
What does this street sign mean?
Wrong Way
No U Turn
Watch Out for Deer
Stop
You can park here
you can't park here
You must pay here
Cyclists can enter
Cyclists mustn't enter
Cyclists must stop
The standard collision prevention formula is...
look alive, react, go slow
be alert, be prepared, act in time
be aware, be prepared, act whenever
don't follow too close and go the speed limit
If your brakes fail (the brake pedal is stuck or touching the floor), what should you do?
call the police
pump the brakes fast and hard to build up pressure in the brake line
pull the emergency brake while maintaining control of the steering wheel
shift into a lower gear, and then neutral once out of traffic with a landing spot in sight
If you get a flat tire, what should you do?
hold the steering wheel firmly, take your foot off the gas, and slowly roll to a full stop
hit the brakes and steer off the road
take your foot off the gas, pump the brakes, and coast to a stop
keep driving until you see a safe spot to pull over, then call the police
If you drift off the road and into the shoulder, what should you do FIRST to get back on the road?
slow down and regain control of the vehicle
speed up to help the tires turn back onto the road
check your blind spot quickly and then turn back immediately
continue onto the shoulder and come to a stop to let traffic pass before joining back up again
Who has right of way in a rotary (traffic circle)? The cars in the circle already, or the car entering the circle.
The car entering
The cars already in there
I let drivers know
There is a rail road ahead
There is a rail road here
to rest and relax
rail road behind
Which of the following are internal sources of distraction while driving?
Looking at movement/actions of other occupants
Adjusting vehicle controls, such as the radio or CD player
Retrieving object from floor and/or seat
Reading map/directions/newspaper
All of these
Defensive driving is
Good driving while biomechanically distracted
Using your knowledge, anticipation, judgement, and skill to drive legally and safely
Driviing with the Doctor to the defense hospital unit
Using the Sebastian System
