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Waste Water Compiled Exam Package Deal
Waste Water Compiled Exam Package Deal
[Meer zien]Waste Water Compiled Exam Package Deal
[Meer zien]T/F: In Texas, about 75% of all water is used for commercial, industrial, or agricultural purposes. - 
True 
Water covers approximately ________ of Earth's surface. - 71% 
Drought is an extended period when a region receives a deficiency in its ________ water supply. - 
atmospheric, ground, or surf...
Voorbeeld 3 van de 19 pagina's
In winkelwagenT/F: In Texas, about 75% of all water is used for commercial, industrial, or agricultural purposes. - 
True 
Water covers approximately ________ of Earth's surface. - 71% 
Drought is an extended period when a region receives a deficiency in its ________ water supply. - 
atmospheric, ground, or surf...
What is the typical BOD removal efficiency in a primary clarifier? 
A) 10 to 15% 
B) 40 to 60% 
C) 20 to 50% 
D) 95 to 99% - C) 20 to 50% (v.1 pg 129) 
What does the "F" in F/M ratio represent? 
A) The microorganism population in the aeration tank 
B) The amount of filamentous bacteria in the acti...
Voorbeeld 3 van de 21 pagina's
In winkelwagenWhat is the typical BOD removal efficiency in a primary clarifier? 
A) 10 to 15% 
B) 40 to 60% 
C) 20 to 50% 
D) 95 to 99% - C) 20 to 50% (v.1 pg 129) 
What does the "F" in F/M ratio represent? 
A) The microorganism population in the aeration tank 
B) The amount of filamentous bacteria in the acti...
Odors occur when treatment becomes - Anaerobic 
What should an operator do before entering a manhole - Test for all hazardous gases and oxygen 
levels and ventilate the manhole before entering 
What treatment devices is commonly used to separate and remove large solids from raw wastewater - 
a mecha...
Voorbeeld 1 van de 3 pagina's
In winkelwagenOdors occur when treatment becomes - Anaerobic 
What should an operator do before entering a manhole - Test for all hazardous gases and oxygen 
levels and ventilate the manhole before entering 
What treatment devices is commonly used to separate and remove large solids from raw wastewater - 
a mecha...
WasteWater Sources & Characteristics: 
What is the most common reason for a wastewater to contain intermittent large amounts of sand, 
gravel, and grit? - storm events 
WasteWater Sources & Characteristics: 
Combined wastewater is defined as - sanitary wastewater and stormwater runoff 
WasteWater So...
Voorbeeld 3 van de 17 pagina's
In winkelwagenWasteWater Sources & Characteristics: 
What is the most common reason for a wastewater to contain intermittent large amounts of sand, 
gravel, and grit? - storm events 
WasteWater Sources & Characteristics: 
Combined wastewater is defined as - sanitary wastewater and stormwater runoff 
WasteWater So...
General Wastewater Treatment: 
What is the pressure head caused by? - Water elevation 
General Wastewater Treatment: 
What color should the piping be that contains reclaimed water? - purple 
General Wastewater Treatment: 
What is the term for the height to which a column of water will rise in a well...
Voorbeeld 4 van de 39 pagina's
In winkelwagenGeneral Wastewater Treatment: 
What is the pressure head caused by? - Water elevation 
General Wastewater Treatment: 
What color should the piping be that contains reclaimed water? - purple 
General Wastewater Treatment: 
What is the term for the height to which a column of water will rise in a well...
The primary purpose of the Water Utility Industry - The production and delivery of safe drinking 
water to consumers 
Those who work in the public water industry have a responsibility to meet standards created by these 
types of government entities. - Federal and State 
basic federal and state stand...
Voorbeeld 4 van de 73 pagina's
In winkelwagenThe primary purpose of the Water Utility Industry - The production and delivery of safe drinking 
water to consumers 
Those who work in the public water industry have a responsibility to meet standards created by these 
types of government entities. - Federal and State 
basic federal and state stand...
1x verkocht
According to the Safe Drinking Water Act the basic definition of a public water supply system is any 
water system that supplies water for human consumption that serves: - 15 service connection or 
over 25 persons for over 60 days a year 
What federal law regulates public water supplies? - Safe Drin...
Voorbeeld 2 van de 14 pagina's
In winkelwagenAccording to the Safe Drinking Water Act the basic definition of a public water supply system is any 
water system that supplies water for human consumption that serves: - 15 service connection or 
over 25 persons for over 60 days a year 
What federal law regulates public water supplies? - Safe Drin...
b) Kilopascals - What units are used to measure water pressure? 
a) Kilowatts 
b) Kilopascals 
c) Horsepower 
d) Head units 
a) Exhaust fan - Which of the following is NOT an example of PPE (Personal Protective Equipment)? 
a) Exhaust fan 
b) SCBA 
c) Face shield 
d) Traffic vest 
d) Be the operator...
Voorbeeld 2 van de 12 pagina's
In winkelwagenb) Kilopascals - What units are used to measure water pressure? 
a) Kilowatts 
b) Kilopascals 
c) Horsepower 
d) Head units 
a) Exhaust fan - Which of the following is NOT an example of PPE (Personal Protective Equipment)? 
a) Exhaust fan 
b) SCBA 
c) Face shield 
d) Traffic vest 
d) Be the operator...
When Chlorine is combined with water what type of pipe should be used? 
A. Ductile iron 
B. Asbestos concrete 
C. PVC 
D. Carbon Steel - C. PVC 
A good settling sludge would consist of what type of protozoa? 
A. Rotifers and nematodes 
B. Amoebas and Flagellates 
C. Stalked ciliates and mastagoria 
...
Voorbeeld 3 van de 26 pagina's
In winkelwagenWhen Chlorine is combined with water what type of pipe should be used? 
A. Ductile iron 
B. Asbestos concrete 
C. PVC 
D. Carbon Steel - C. PVC 
A good settling sludge would consist of what type of protozoa? 
A. Rotifers and nematodes 
B. Amoebas and Flagellates 
C. Stalked ciliates and mastagoria 
...
The Activated Sludge Process: 
A. requires preaeration 
B. requires Activated Carbon 
C. is an aerobic biological process. 
D. Usually precedes primary sedimentation. 
E. Requires 50% by volume old sludge to work effectively. - C. Is an Aerobic biological process 
A complete mix activated sludge pla...
Voorbeeld 2 van de 13 pagina's
In winkelwagenThe Activated Sludge Process: 
A. requires preaeration 
B. requires Activated Carbon 
C. is an aerobic biological process. 
D. Usually precedes primary sedimentation. 
E. Requires 50% by volume old sludge to work effectively. - C. Is an Aerobic biological process 
A complete mix activated sludge pla...
eeding of BOD samples is necessary when samples - (All of the above) have a chlorine residual, have 
a previously been chlorinated, have been subjected to high temperatures, contain high or low pH 
industrial wastes 
When is blue-green algae the most dominant on a pond treatment system? - Summer 
A ...
Voorbeeld 3 van de 19 pagina's
In winkelwageneeding of BOD samples is necessary when samples - (All of the above) have a chlorine residual, have 
a previously been chlorinated, have been subjected to high temperatures, contain high or low pH 
industrial wastes 
When is blue-green algae the most dominant on a pond treatment system? - Summer 
A ...
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