WorksheetsDrainage Systems, Foul and Surface water
Total questions: 10
Worksheet time: 10mins
What is the main purpose of a domestic drainage system?
To supply clean water to the house
To remove wastewater and rainwater from the property
To heat the house
To store rainwater for later use
Which of the following is a type of domestic drainage system?
Combined drainage system
Electrical drainage system
Gas drainage system
Solar drainage system
Which of the following best describes the difference between foul water and surface water?
Foul water is clean rainwater, surface water is dirty water from toilets
Foul water comes from toilets, sinks, and baths; surface water comes from rain and gutters
Foul water is used for drinking, surface water is not
Foul water is only found in rivers, surface water is only found in lakes
Which of the following is NOT a source of foul water in a domestic property?
Kitchen sink
Toilet
Bath
Roof gutter
What is the typical diameter of a foul water drainage pipe in a domestic property?
10 mm
110 mm
1 metre
500 mm
Which of the following is a benefit of having separate foul and surface water drainage systems?
It increases the risk of flooding
It prevents contamination of clean water sources
It makes maintenance more difficult
It reduces the need for treatment plants
What is the main risk if foul water and surface water are not kept separate in drainage systems?
Increased water pressure
Contamination of rivers and streams
Reduced water temperature
Higher electricity bills
Which of the following is NOT a type of domestic drainage system?
Combined system
Separate system
Vacuum system
Foul water only system
Which of the following best describes a combined drainage system?
It carries only foul water
It carries both foul water and surface water in the same pipe
It carries only surface water
It uses separate pipes for each type of water
Which of the following is a reason why surface water should not be discharged into foul water drains?
It increases the risk of blockages and overloading treatment plants
It makes the water too clean
It reduces the temperature of the water
It increases the cost of heating
