
Water Pollution & Wastewater Treatment
Authored by Rachel Eigner
Science
9th - 12th Grade
Used 1+ times

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21 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
______________________ is the water that contains waste from home or industry.
surface water
dam
potable
wastewater
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Waste water is best described as:
Water that you can cook with.
Water that goes down your drain or toilet.
Water in a local pond.
River water.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The bacteria that breakdown solids in wastewater work more quickly when:
The wastewater has very little oxygen.
The wastewater has lots of oxygen.
The wastewater has lots of algae.
The water is warmer.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of light is used to sterilize the water before it's released?
infrared light
red light
ultraviolet (UV) light
white light
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where is the treated water released to?
It's added to the city's water tower
It's released to the local waterways
It's dumped on the ground
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of living things eat the organic matter in the sewage?
Plants
Animals
Bacteria
Fungi
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In which step is solid waste removed using screens?
Primary treatment
Secondary treatment
Tertiary treatment
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