WorksheetsEmissions Control Systems Quiz
Total questions: 10
Worksheet time: 5mins
What harmful emissions do cars produce?
Carbon monoxide, particulates
Oxygen, nitrogen
Water vapor, oxygen
Hydrogen, helium
Carbon dioxide is not harmful – true or false.
True
False
List three things vehicles have fitted as part of the emission control systems.
Catalytic converter, exhaust gas recirculation, evaporative emissions control
Air filter, oil filter, fuel pump
Radiator, alternator, battery
Spark plug, distributor, ignition coil
What is the purpose of the catalytic converter?
Removes harmful gases and converts them into less harmful substances
Increases engine power by boosting fuel intake
Filters air entering the engine
Reduces engine noise
What is the common name for H2O?
Water
Hydrogen peroxide
Oxygen
Carbon dioxide
What is the purpose of the diverter valve in the air injection system?
Stops airflow under deceleration
Increases fuel efficiency
Reduces engine temperature
Enhances exhaust sound
List two components of a mechanical EGR system.
Temperature switch, EGR valve
Fuel injector, spark plug
Air filter, oil filter
Radiator, alternator
Please list two components of an electronic EGR system.
ECU, DPFE sensor
Battery, alternator
Fuel pump, oil filter
Spark plug, distributor
What is the purpose of the charcoal canister in an evaporative emissions control system?
Stores fuel vapours
Increases engine power
Filters engine oil
Reduces engine noise
What does PCV stand for?
Positive crankcase ventilation
Pressure control valve
Power control vehicle
Pneumatic control valve
