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WorksheetsL2 - WATER SUPPLY
Total questions: 15
Worksheet time: 10mins
Which of the following are characteristics of a bore water system?
- dug by hand
- large in diameter
- drilled by machine
- small in diameter
- dug by hand
- small in diameter
- drilled by machine
- large in diameter
How high can the typical municipal water supply flow through the pipes for distribution to the user community?
3 storey high
5 storey high
6 storey high
7 storey high
What is the function of the National Groundwater Quality Standard developed by the Ministry of Environment And Water Malaysia?
Focus on protecting aquatic life and human health
Focus on protecting the flora and fauna
Focus on protecting the sea quality
Focus on protecting the groundwater stability and quality.
Select all of the following that explains the basic criteria for water to be considered clean. (Select all correct answers only)
colourless
free from harmful bacteria
odourless
free from mineral content
Which of the following are considered as the main water contamination agents? (Select all correct answers only)
Chemical material
Biological contaminants
Radioactive material
Mineral substance
Where do biological contaminants usually found?
Multiplied clog pipes and filters
Lead waste disposal site
Radioactive power plants sewage
Toxic substances drainage
The following image shows what kind of water system?
Distillation water treatment
Primary municipal water treatment
Storage tank water heaters
Tankless water heaters
How does the water supply authority guidelines work in Malaysia?
Water supply guidelines are controlled by the local state water company
Water supply guidelines are controlled by the Federal Government of Malaysia
Water supply guidelines are controlled by each local district water company
Water supply guidelines are controlled by the United Nation
Which of the following describe the water distribution system in the diagram shown? (Select all correct answers)
Do not require water tank
Require large storage and more pipework
Susceptible to burst pipes, mains repairs
Cause less wear on plumbing materials
Which of the following describe the water distribution system in the diagram shown? (Select all correct answers)
Do not require water tank
Require large storage and more pipework
Susceptible to burst pipes, mains repairs
Cause less wear on plumbing materials
Why does iron pipe usually used in the plumbing systems? (Select all correct answers)
Suitable to use for hot water piping network
Lightweight and low-cost
Easy to work with and available in a flexible form for outdoor use
Strong and durable
Why does PVC pipe usually used in plumbing systems? (Select all correct answers)
Suitable to use for hot water piping network
Lightweight and low-cost
Easy to work with and available in a flexible form for outdoor use
Strong and durable
What is the function of a vacuum breaker?
Keep dirty water from flowing back into clean supply pipes
Absorbs the shock and prevents water hammer
To calculate the water consumption to be billed monthly
To control the flow of water at each vertical pipe
Select all of the common sources of water heating systems? (Select all correct answers)
Gas
Electricity
Solar
Reactor
Which of the following are the 3 main water sources? (Select all correct answers)
Rainwater
Well
Municipal water supply
Ocean
