WorksheetsMTL2 Cold Water Learner Outcome 1
Total questions: 20
Worksheet time: 10mins
What is the primary source of energy that drives the rainwater cycle?
Wind
Gravity
The Sun
The Moon
Which process involves water being released from plants into the atmosphere?
Evaporation
Transpiration
Precipitation
Condensation
What happens when clouds become saturated with water droplets?
They evaporate
They form fog
They release precipitation
They absorb more vapour
Which of the following is NOT a form of precipitation mentioned in the text?
Rain
Snow
Fog
Hail
What happens to rainwater after it reaches the ground?
It all evaporates immediately
It is absorbed by plants only
It may evaporate, soak into the ground, or flow into rivers and streams
It disappears into the atmosphere
What percentage of Earth's total water is available as ground and surface freshwater for drinking?
3%
1.5%
0.9%
5%
Which of the following statements about hard water is TRUE according to the text?
It has a pH value below 7
It contains less than 100ppm of calcium
Temporarily hard water can be softened by boiling
Permanently hard water is softened by boiling
Why are shallow wells considered potentially dangerous?
They are often dug near industrial sites
They are exposed to surface water contamination
They are close to leaking drains
They contain saline water
What makes aquifers capable of holding large quantities of water?
They are made of impermeable rock
They are located near rivers
They consist of permeable materials like sandstone and gravel
They are artificially constructed reservoirs
Which of the following is a man-made water source?
Artesian spring
Bore hole
Aquifer
River
Which water source occurs naturally and flows from the Earth’s surface?
Bore hole
Canal
Spring
Deep well
What distinguishes a bore hole from other water sources?
It is naturally filtered through rock
It is dug by hand
It is drilled through the Earth’s surface by machine
It flows under its own pressure
What percentage of UK properties are supplied with water from the mains cold water supply?
100%
97%
90%
3%
Under the Water Industry Act 1991, where does the responsibility of the Water Undertaker end?
At the internal stop tap
At the water meter
At the external (boundary) stop tap
At the property’s kitchen tap
Which regulation ensures plumbing systems prevent contamination, wastage, and misuse of water supplied by a Water Undertaker?
Private Water Supply Regulations 2016
Water Supply (Water Fittings) Regulations 1999
Water Act 2003
Water Resources Act 1991
What is the first stage in the mains water treatment process?
Filtration
Disinfection
Screening
Sedimentation
Which process involves adding a chemical coagulant to bind impurities and form a removable floc?
Filtration
Flocculation
Sedimentation
Disinfection
What is the purpose of sedimentation in the water treatment process?
To kill bacteria
To remove large debris
To allow solid matter to settle by gravity
To add chlorine
How is water typically distributed to homes after treatment when using gravity distribution?
Pumped from underground tanks
Fed from a reservoir on high ground
Delivered by tanker trucks
Pressurized by air
Which of the following is a permitted use of recycled water inside or outside a dwelling?
Drinking
Bathing
Cooking
WC flushing
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