TEEX_WW A License: Review
| 118 Comprehensive Test Questions and
Verified Answers | 100% Correct | Grade
A
After a year the Operator in training should be able to
a. Make process control in preliminary areas of treatment
b. Must obtain a Wastewater license
c. Can sign treatment repot records
d. Control the budget
a. Make process control in preliminary areas of treatment
What is an important element for a healthy biomass missing in industrial waste?
a. Oxygen
b. Nitrogen
c. Hydrogen Sulfide
d. Carbon dioxide
b. Nitrogen
What does the term bound water stand for?
a. Molecular water weight of a solution
,b. Water trap in a sludge cell mass
c. Water sounding the sludge floc
d. Dissolved mineral in the water
b. Water trap in a sludge cell mass
Total Fuel value of sludge is determined by
a. Total solids
b. Total Volatile Solids
c. Effluent BOD
d. Dewatered Cake
b. Total Volatile Solids
In an activated sludge treatment plant, the Effluent BOD is composed of
a. Fine particles of solids and mixed liquor
b. Particles of unsettle inorganic solids in the clarifier
c. Inorganic dissolved solids in the water
d. Fine inorganic dissolved solids never removed from domestic treatment
a. Fine particles of solids and mixed liquor
Stalked Cilia indicates what?
a. Bulking
b. Old Sludge
c. Young Sludge
d. The sludge have optimal settling characteristics
d. The sludge have optimal settling characteristics
In a treatment pond, changes in ambience and seasons won't affect
a. Waste Stabilization
b. Biological performance
c. BOD removal
d. Anaerobic Zone
d. Anaerobic Zone
In a contact stabilization system maintaining a good RAS volume can be done by
a. Do SVI calculations and watch the effluent for clarity
b. Let sludge volume reach 70% in a 500ml sample
, c. Maintain the SVI over 250mg/L
d. Do volume calculations
a. Do SVI calculations and watch the effluent for clarity
In a trench, ladders and other scape items should be place if the trench has a minimum
depth of
a. 3ft
b. 4ft
c. 5ft
d. 6ft
b. 4ft
Traffic control and utility guidance is suggested by
a. Utility Work Zone Traffic Control - Texas Department of transportation
b. Texas Manual on Uniform Traffic Control Devices - Texas Department of
transportation
c. Something Else
d. Something Else
b. Texas Manual on Uniform Traffic Control Devices - Texas Department of
transportation
Denitrifying bacteria in the activated sludge treatment
a. Tends to reproduce less in a long retention time
b. Uses Nitrates as Oxygen source
c. Produce a less compacted sludge
d. Reproduce faster than average MLVSS
b. Uses Nitrates as Oxygen source
An anaerobic digester will indicate there is a problem if
a. CO2 production has increased
b. pH has increased
c. Alkalinity has increased
d. Volatile Acids have increase
a. CO2 production has increased
| 118 Comprehensive Test Questions and
Verified Answers | 100% Correct | Grade
A
After a year the Operator in training should be able to
a. Make process control in preliminary areas of treatment
b. Must obtain a Wastewater license
c. Can sign treatment repot records
d. Control the budget
a. Make process control in preliminary areas of treatment
What is an important element for a healthy biomass missing in industrial waste?
a. Oxygen
b. Nitrogen
c. Hydrogen Sulfide
d. Carbon dioxide
b. Nitrogen
What does the term bound water stand for?
a. Molecular water weight of a solution
,b. Water trap in a sludge cell mass
c. Water sounding the sludge floc
d. Dissolved mineral in the water
b. Water trap in a sludge cell mass
Total Fuel value of sludge is determined by
a. Total solids
b. Total Volatile Solids
c. Effluent BOD
d. Dewatered Cake
b. Total Volatile Solids
In an activated sludge treatment plant, the Effluent BOD is composed of
a. Fine particles of solids and mixed liquor
b. Particles of unsettle inorganic solids in the clarifier
c. Inorganic dissolved solids in the water
d. Fine inorganic dissolved solids never removed from domestic treatment
a. Fine particles of solids and mixed liquor
Stalked Cilia indicates what?
a. Bulking
b. Old Sludge
c. Young Sludge
d. The sludge have optimal settling characteristics
d. The sludge have optimal settling characteristics
In a treatment pond, changes in ambience and seasons won't affect
a. Waste Stabilization
b. Biological performance
c. BOD removal
d. Anaerobic Zone
d. Anaerobic Zone
In a contact stabilization system maintaining a good RAS volume can be done by
a. Do SVI calculations and watch the effluent for clarity
b. Let sludge volume reach 70% in a 500ml sample
, c. Maintain the SVI over 250mg/L
d. Do volume calculations
a. Do SVI calculations and watch the effluent for clarity
In a trench, ladders and other scape items should be place if the trench has a minimum
depth of
a. 3ft
b. 4ft
c. 5ft
d. 6ft
b. 4ft
Traffic control and utility guidance is suggested by
a. Utility Work Zone Traffic Control - Texas Department of transportation
b. Texas Manual on Uniform Traffic Control Devices - Texas Department of
transportation
c. Something Else
d. Something Else
b. Texas Manual on Uniform Traffic Control Devices - Texas Department of
transportation
Denitrifying bacteria in the activated sludge treatment
a. Tends to reproduce less in a long retention time
b. Uses Nitrates as Oxygen source
c. Produce a less compacted sludge
d. Reproduce faster than average MLVSS
b. Uses Nitrates as Oxygen source
An anaerobic digester will indicate there is a problem if
a. CO2 production has increased
b. pH has increased
c. Alkalinity has increased
d. Volatile Acids have increase
a. CO2 production has increased
