Water Efficiency and Sustainable Drainage Systems Quiz

Why is water efficiency important in sustainable buildings?

• Increases water bills

• Reduces property value

• Lowers environmental impact

• Increases water wastage

What is a key component of Sustainable Drainage Systems (SUDS)?

• Metal roofs

• Plastic pipes

• Permeable surfaces

• Concrete surfaces

Which of the following is a benefit of rainwater harvesting?

• Lowers water bills

• Reduces sustainability

• Increases wastewater discharge

• Increases demand for mains water

What is greywater?

• Lightly used water from sinks and showers

• Water from toilets

• Untreated rainwater

• Water from industrial waste

How does SUDS help in urban areas?

• Decreases biodiversity

• Reduces pressure on drainage systems

• Increases potable water use

• Increases flood risk

What is a social benefit of water efficiency?

• Increases infrastructure costs

• Promotes healthier living environments

• Reduces property value

• Increases short-term water supply

What is a common use of collected rainwater?

• Irrigation

• Drinking

• Cooking

• Swimming pools

What is a main challenge identified in the Wish Hill case study?

• Low water bills

• Efficient stormwater management

• High surface runoff

• Excessive greywater recycling

What is a benefit of using greywater?

• Increases strain on public water systems

• Lowers wastewater discharge

• Increases demand for freshwater

• Reduces efficiency in green buildings

What is a key consideration for rainwater harvesting systems?

• Always requires underground cisterns

• No need for filtration

• System size depends on demand and rainfall levels

• Only suitable for industrial use