wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Combustion and Domestic Fuel Systems Quiz

Total questions: 26

Worksheet time: 13mins

Name
Class
Date
1.

What are the main constituents of complete combustion?

a)

CO and water vapour

b)

CO2 and water vapour

c)

CO2 and nitrogen

d)

CO and nitrogen

2.

What is the purpose of CO detectors?

a)

To detect nitrogen levels

b)

To measure oxygen levels

c)

To warn of the presence of small amounts of CO in the room

d)

To detect carbon dioxide levels

3.

What are the symptoms of CO poisoning?

a)

Muscle aches and pains

b)

Tiredness and confusion

c)

Cough and sore throat

d)

Fever and chills

4.

What is the best way to treat someone suspected of having CO poisoning?

a)

Giving them caffeine

b)

Applying heat packs

c)

Moving them to a well-ventilated area and calling emergency services

d)

Administering painkillers

5.

What is the purpose of ventilation in a building?

a)

To create airtight spaces

b)

To replace stale air with fresh air

c)

To reduce oxygen levels

d)

To increase internal temperatures

6.

What are the main causes of incomplete combustion?

a)

Too much fuel

b)

Lack of oxygen

c)

Flame impingement

d)

Vitiated air

e)

All of the above

7.

What is the main symptom of incomplete combustion?

a)

Staining around the appliance

b)

All of the above

c)

Yellow loose floppy flame

d)

Sooting-up

8.

What is the main purpose of a biometric sensor in a CO detector?

a)

To measure oxygen levels

b)

To detect changes in electrical current

c)

To detect carbon dioxide levels

d)

To offer a visual warning of CO presence

9.

What is the main purpose of a metal oxide semiconductor sensor in a CO detector?

a)

To detect changes in electrical resistance

b)

To offer a visual warning of CO presence

c)

To detect carbon dioxide levels

d)

To measure oxygen levels

10.

What is the main purpose of an electrochemical sensor in a CO detector?

a)

To detect changes in electrical current

b)

To offer a visual warning of CO presence

c)

To detect carbon dioxide levels

d)

To measure oxygen levels

11.

What is the main purpose of combustion air requirement?

a)

To reduce condensation

b)

To provide air for fossil fuels that need oxygen for combustion

c)

To control internal humidity

d)

To moderate internal temperatures

12.

What is the main purpose of cooling air requirement?

a)

To provide air for fossil fuels that need oxygen for combustion

b)

To control internal humidity

c)

To moderate internal temperatures

d)

To stop the appliance overheating

13.

What is the specific gravity of natural gas?

a)

2.0

b)

1.5

c)

0.6

d)

0.8

14.

Which fuel is identified by a red bottle and can be used for boilers, cookers, fires, water heaters, and soldering?

a)

Kerosene

b)

Natural gas

c)

Butane

d)

Propane

15.

Under the Clean Air Act of 1993, what can local authorities declare an area to be, making it an offence to emit smoke from a chimney?

a)

Carbon emission area

b)

Fuel control area

c)

Smoke control area

d)

Pollution control area

16.

Which regulatory body is responsible for the installation, maintenance, and repair of gas installations and appliances?

a)

HETAS

b)

OFTEC

c)

Gas Safe

d)

British Standards

17.

What is the recommended storage requirement for coal according to the Solid Fuel Association?

a)

Stored in a purpose-built bunker

b)

Covered to prevent contaminants affecting the fuel

c)

Stored in a covered shed

d)

Stored in a plastic tank

18.

What is the minimum separation distance for LPG storage tanks according to the HSE?

a)

1 meter

b)

2 meters

c)

3 meters

d)

Not mentioned

19.

What is the main environmental consideration when choosing a fuel?

a)

Cost

b)

Disposal of waste products

c)

Client preference

d)

Availability

20.

Which fuel is a by-product of crude oil and is the preferred grade for oil boilers due to its clean combustion?

a)

Coal

b)

Kerosene

c)

LPG

d)

Natural gas

21.

What is the primary source of biomass fuel?

a)

Wood

b)

Coal

c)

Natural gas

d)

Peat

22.

What is the main disadvantage of using coal as a fuel source?

a)

High cost

b)

Low availability

c)

High carbon emissions

d)

Difficult to store

23.

What is the main advantage of using natural gas as a fuel source?

a)

Low cost

b)

High carbon emissions

c)

Easy to store

d)

High availability

24.

What is the main component of natural gas?

a)

Methane

b)

Butane

c)

Propane

d)

Carbon dioxide

25.

What is the main disadvantage of using biomass as a fuel source?

a)

High cost

b)

Low availability

c)

High carbon emissions

d)

Difficult to store

26.

What is the recommended storage requirement for LPG according to the HSE?

a)

Stored in a purpose-built bunker

b)

Covered to prevent contaminants affecting the fuel

c)

Stored in a covered shed

d)

Stored in a plastic tank