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Water Treatment  

created by PaygeLeWi… on 1st Nov 13, enabled by Lou
Hard level (58% of success)    14 questions - 1 563 players
WaTEr tReATmeAnT
 
1
What is used in pre-treatment of water to remove large objects?
   
   
   
   
2
Name two disinfectants that could be used to get rid viruses and bacteria :
   
   
   
   
3
What is the second treatment that water goes through called?
   
   
   
   
4
Are septic tanks a part of the public water supply?
   
   
   
   
5
When your septic tank at home has been filled with solids, what do you do to get rid of it?
   
   
   
   
6
Waste water is"________" by bacteria in the secondary treatment.
   
   
   
   
7
Water from homes and schools is called..... ?
   
   
   
   
8
Give an example of what may be a substance found in wastewater that floats to the top and is removed in the Primary Treatment of water?
   
   
   
   
9
Ozone, Chlorine, and Ultraviolet light are used in which process?
   
   
   
   
10
Why would some people need to use septic tanks?
   
   
   
   
11
Name three of the four steps to water treatment, in chronological order.
   
   
   
   
12
Treated water then flows through pipes and out through __________ pipes.
   
   
   
   
13
Wastewater is mixed with _____ to speed up the process of secondary treatment after the water is broken down by Bacteria.
   
   
   
   
14
What are all three sources of wastewater?
   
   
   
   
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