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Complete Package Deal For Wastewater Exam Updated Questions and Answers 2024 Already Passed!!
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[Show more]Complete Package Deal For Wastewater Exam Updated Questions and Answers 2024 Already Passed!!
[Show more]Minimum velocity required to keep solids in suspension? - 2ft/sec 
 
Minimum required velocity a inverted siphon requires? - 3ft/sec 
 
Two most common pipe materials used in the collection system? - Clay & PVC 
 
OSHA minimum standards for shoring, sloping, or trench boxes are? - 5ft or deeper 
 
I...
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Add to cartMinimum velocity required to keep solids in suspension? - 2ft/sec 
 
Minimum required velocity a inverted siphon requires? - 3ft/sec 
 
Two most common pipe materials used in the collection system? - Clay & PVC 
 
OSHA minimum standards for shoring, sloping, or trench boxes are? - 5ft or deeper 
 
I...
Preliminary Treatment - the 1st stage of sewage treatment where large debris, such as sticks, grit, and rags pas through a screen followed by a grit chamber, where the flow of water is slowed enough to allow for sedimentation. 
 
What stage of treatment is grit removal usually accomplished in? - pre...
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Add to cartPreliminary Treatment - the 1st stage of sewage treatment where large debris, such as sticks, grit, and rags pas through a screen followed by a grit chamber, where the flow of water is slowed enough to allow for sedimentation. 
 
What stage of treatment is grit removal usually accomplished in? - pre...
Water Resources in Texas includes lakes, rivers, bays, estuaries, wetlands, ground water, and storm (1-3) - False 
 
Water Polluntants include organic and inorganic material, heat, and radiation (1-4) - True 
 
In Texas, Clean water is needed to provide for human comsumption and recreation, Maintain...
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Add to cartWater Resources in Texas includes lakes, rivers, bays, estuaries, wetlands, ground water, and storm (1-3) - False 
 
Water Polluntants include organic and inorganic material, heat, and radiation (1-4) - True 
 
In Texas, Clean water is needed to provide for human comsumption and recreation, Maintain...
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 su...
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Add to cartT/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 su...
How many PPB equals one PPM? - One thousand parts per billion equals one part per million 
 
If the bubbler system air supply line at the wet well is clogged, what will this cause the pump to do? - Pressure build up in the supply line would signal more water column then there really was, causing the...
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Add to cartHow many PPB equals one PPM? - One thousand parts per billion equals one part per million 
 
If the bubbler system air supply line at the wet well is clogged, what will this cause the pump to do? - Pressure build up in the supply line would signal more water column then there really was, causing the...
What is the predominant organism in a healthy activated sludge treatment plant? 
 
A. Stalked ciliates 
B. rotifers 
C. nematodes 
D. amoebas - A. Stalked Ciliates 
 
A composite sample must be? 
 
A. sporadically collected in the treatment plant 
B. taken at one time 
C. analyzed immediately 
D. re...
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Add to cartWhat is the predominant organism in a healthy activated sludge treatment plant? 
 
A. Stalked ciliates 
B. rotifers 
C. nematodes 
D. amoebas - A. Stalked Ciliates 
 
A composite sample must be? 
 
A. sporadically collected in the treatment plant 
B. taken at one time 
C. analyzed immediately 
D. re...
1. Water resources in Texas include lakes, rivers, bays, estuaries, wetlands, groundwater, and stormwater runoff. 
 
a. true 
 
b. false - b 
 
2. Water pollutants include organic and inorganic material, heat, and radiation. 
 
a. true 
 
b. false - a 
 
3. In Texas, clean water is needed to pro...
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Add to cart1. Water resources in Texas include lakes, rivers, bays, estuaries, wetlands, groundwater, and stormwater runoff. 
 
a. true 
 
b. false - b 
 
2. Water pollutants include organic and inorganic material, heat, and radiation. 
 
a. true 
 
b. false - a 
 
3. In Texas, clean water is needed to pro...
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Add to cartWastewater Collection Exit Exam 2024
Anaerobic digestion gas handling systems are kept under positive pressure for what reason? - To prevent air from entering the system and mixing with digester gas, which could cause an explosion 
 
What are the components of an effective safety program? - Regular safety briefings, daily practice, a s...
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Add to cartAnaerobic digestion gas handling systems are kept under positive pressure for what reason? - To prevent air from entering the system and mixing with digester gas, which could cause an explosion 
 
What are the components of an effective safety program? - Regular safety briefings, daily practice, a s...
The name of the State Agency responsible for enforcing pollution control laws in Texas - Texas Commission of Environmental Quality 
 
The term pathogenic means - Capable of causing disease 
 
The minimum separation between sewer lines and potable water lines is - 9 feet 
 
A licensed wastewater oper...
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Add to cartThe name of the State Agency responsible for enforcing pollution control laws in Texas - Texas Commission of Environmental Quality 
 
The term pathogenic means - Capable of causing disease 
 
The minimum separation between sewer lines and potable water lines is - 9 feet 
 
A licensed wastewater oper...
The name of the State Agency responsible for enforcing pollution control laws in Texas is - 
 a. Texas Water Development Board 
b. Texas Water Commission 
c. Texas Section of EPA 
d. Texas Commission on Environmental Quality e. Texas Water Resource and Conservation Commission - D 
 
The term path...
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Add to cartThe name of the State Agency responsible for enforcing pollution control laws in Texas is - 
 a. Texas Water Development Board 
b. Texas Water Commission 
c. Texas Section of EPA 
d. Texas Commission on Environmental Quality e. Texas Water Resource and Conservation Commission - D 
 
The term path...
water becomes denser as it becomes - colder 
 
chemical symbol for lead - Pb 
 
Elements that are isotopes contain different numbers of ______________ - neutrons 
 
table salt is - sodium chloride 
 
Water has a much higher boiling point than expected because of - hydrogen bonding 
 
Chemical bonds ...
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Add to cartwater becomes denser as it becomes - colder 
 
chemical symbol for lead - Pb 
 
Elements that are isotopes contain different numbers of ______________ - neutrons 
 
table salt is - sodium chloride 
 
Water has a much higher boiling point than expected because of - hydrogen bonding 
 
Chemical bonds ...
program for writing reports: - word processor 
 
mechanical seal advantage: - lasts longer 
 
pump is just back from the shop and pulls high amps, what is the likely cause: - packing too tight 
 
change in the discharge head of the pump: - increases flow 
 
why does an engine driven blower need to b...
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Add to cartprogram for writing reports: - word processor 
 
mechanical seal advantage: - lasts longer 
 
pump is just back from the shop and pulls high amps, what is the likely cause: - packing too tight 
 
change in the discharge head of the pump: - increases flow 
 
why does an engine driven blower need to b...
In Texas, water operator licensing is administer by the? - TCEQ 
 
Which minerals cause hardness in water - magnesium and calcium 
 
the most important federal law impacting the water utility industry is - Safe Drinking Water Act 
 
The four water quality standards established for drinking water in ...
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Add to cartIn Texas, water operator licensing is administer by the? - TCEQ 
 
Which minerals cause hardness in water - magnesium and calcium 
 
the most important federal law impacting the water utility industry is - Safe Drinking Water Act 
 
The four water quality standards established for drinking water in ...
What is TCEQ doing to control, "point source" pollution in the Texas waterways? - TCEQ approves permits for domestic wastewater plants 
and Permitting of industrial wastewater plants. 
 
Describe proper design of force main wastewater lines. - Minimum two feet per second velocity, with the smalles...
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Add to cartWhat is TCEQ doing to control, "point source" pollution in the Texas waterways? - TCEQ approves permits for domestic wastewater plants 
and Permitting of industrial wastewater plants. 
 
Describe proper design of force main wastewater lines. - Minimum two feet per second velocity, with the smalles...
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Seeding 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 
 ...
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Add to cartSeeding 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 
 ...
What removes Total Suspended Solids from a sample (TSS) - filtration 
 
What chapter of the Texas Water Code gives T C E Q authority to control discharges in Texas. - Chapter 26 
 
Inorganic solids include - sand, grit and minerals 
 
Organic solids include - organic materials from plants, animals o...
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Add to cartWhat removes Total Suspended Solids from a sample (TSS) - filtration 
 
What chapter of the Texas Water Code gives T C E Q authority to control discharges in Texas. - Chapter 26 
 
Inorganic solids include - sand, grit and minerals 
 
Organic solids include - organic materials from plants, animals o...
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