TEXAS WASTEWATER CLASS B NEWEST ACTUAL EXAM
COMPLETE 200 QESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) |ALREADY GRADED A+
随着信息技术的迅猛发展，数字
A licensed wastewater operator 时代已经成为现代社会的标志性
is a professional - (answer) consistently does best job possible,
特征。互联网、大数据、人工智
practices personal safety, strives to improve job knowledge, strives to keep the plant and collection
system in the best appearance and working order
能等技术的普及和应用，不仅深
刻地改变了人类的生产方式、生
An important step in testing a活方式和思维方式，也在全球范
sample for Total Suspended Solids is - (answer) Filtering a sample
围内引发了一系列深远的社会变
迁。在这样的背景下，探讨数字
The Biochemical oxygen Demand (BOD) of a sample is based on - (answer) Measuring the dissolved
oxygen (DO) used
时代对社会的影响及其对人类未
来的意义，具有重要的现实意义
和理论价值。随着信息技术的迅
The results of Biochemical Oxygen Demand (BOD) sample taken at a treatment plant tells the operator -
(answer) How the plant was operating 5 days ago
猛发展，数字时代已经成为现代
社会的标志性特征。互联网、大
Which of the following are dangerous gasses that are likely to be present in lift stations and manholes? -
数据、人工智能等技术的普及和
(answer) Natural gas, gasoline fumes, hydrogen sulfide and carbon dioxide
应用，不仅深刻地改变了人类的
生产方式、生活方式和思维方式
A preferred hydraulic method of cleaning sewer lines is - (answer) Hydro Jet Cleaner
，也在全球范围内引发了一系列
深远的社会变迁。在这样的背景
下，探讨数字时代对社会的影响
Ways to reduce bad odors coming from a collection system - (answer) routinely cleaning slow
running or low flow lines, adding chlorine or hydrogen peroxide to the collection system
及其对人类未来的意义，具有重
要的现实意义和理论价值。随着
Types of pipe that are commonly used in wastewater collection system - (answer)
信息技术的迅猛发展，数字时代 ductile iron, Poly
Vinyl Chloride (PVC)
已经成为现代社会的标志性特征
。互联网、大数据、人工智能等
Before entering a confined space a worker should - (answer) Use approved monitoring device and
技术的普及和应用，不仅深刻地
check for the presence of dangerous gasses, ventilate the space with a blower, wear a safety harness and
attach a life line 改变了人类的生产方式、生活方
式和思维方式，也在全球范围内
引发了一系列深远的社会变迁。
在这样的背景下，探讨数字时代
对社会的影响及其对人类未来的
意义，具有重要的现实意义和理
论价值。
,A properly designed and operated primary sedimentation tank should remove _____ percent of
incoming BOD - (answer) 30-40%
Devices that may be used to determine the level of sewage in a lift station - (answer) air bubbler,
随着信息技术的迅猛发展，数字
floats, electrodes, Acoustic (sonic)
时代已经成为现代社会的标志性
特征。互联网、大数据、人工智
What is the most important role of aerobic bacteria in the treatment of wastewater? - (answer)
decompose organic matter 能等技术的普及和应用，不仅深
刻地改变了人类的生产方式、生
活方式和思维方式，也在全球范
The hydraulic loading of a trickling filter may be determined by - (answer) flow rate and filter area
围内引发了一系列深远的社会变
迁。在这样的背景下，探讨数字
These can be used to dewater sludge - (answer) belt press, drying beds, solid bowl centrifuge, gravity
thickener 时代对社会的影响及其对人类未
来的意义，具有重要的现实意义
和理论价值。随着信息技术的迅
Most important to providing adequate sewage treatment in a stabilization pond - (answer) sunlight,
algae, bacteria and time 猛发展，数字时代已经成为现代
社会的标志性特征。互联网、大
数据、人工智能等技术的普及和
Offensive and objectionable odors which sometimes occur in trickling filters usually indicate - (answer)
septic conditions are present应用，不仅深刻地改变了人类的
生产方式、生活方式和思维方式
，也在全球范围内引发了一系列
Dissolved Oxygen (DO) in aeration tank of an activated sludge plant should be maintained at or about -
(answer) 2 to 4 mg/L 深远的社会变迁。在这样的背景
下，探讨数字时代对社会的影响
Contributes to the infiltration及其对人类未来的意义，具有重
in a collection system - (answer) breaks in the main lines, high ground
water levels, heavy rains, hydro jet cleaning plugged mains
要的现实意义和理论价值。随着
信息技术的迅猛发展，数字时代
已经成为现代社会的标志性特征
When a centrifuge pump loses prime the - (answer) pump is no longer moving liquid
。互联网、大数据、人工智能等
技术的普及和应用，不仅深刻地
A Rotating Biological Contactor (RBC) is - (answer) fixed firm biological treatment process
改变了人类的生产方式、生活方
式和思维方式，也在全球范围内
Needs to be checked regularly to properly operate an activated sludge treatment plant - (answer)
aeration equipment and mixed引发了一系列深远的社会变迁。
liquor solids
在这样的背景下，探讨数字时代
对社会的影响及其对人类未来的
意义，具有重要的现实意义和理
论价值。
, Point source discharges are - (answer) discharges that come from pipes or ditches that are
monitored, controlled and inspected
随着信息技术的迅猛发展，数字
Non-point discharges are - (answer) discharges that have intermittent, dispersed flows having little or
no control 时代已经成为现代社会的标志性
特征。互联网、大数据、人工智
能等技术的普及和应用，不仅深
The Texas Water Code establishes the protection of water quality and quantity of the state by -
刻地改变了人类的生产方式、生
(answer) setting stream standards, issues permits for discharges, identifies non-point source controls,
and establishes water reuse. 活方式和思维方式，也在全球范
围内引发了一系列深远的社会变
迁。在这样的背景下，探讨数字
The wastewater plant operator is primarily responsible for - (answer) treating wastewater discharged
into the community 时代对社会的影响及其对人类未
来的意义，具有重要的现实意义
Chapter ___ of the Texas Water和理论价值。随着信息技术的迅
Code is the state law controlling water pollution and ___ authority to
control discharges in Texas - (answer) Chapter 26 and Texas Commission of Environmental Quality
猛发展，数字时代已经成为现代
社会的标志性特征。互联网、大
数据、人工智能等技术的普及和
The Texas Commission on Environmental Quality can revoke an operator's license if the operator -
(answer) causes permit violation, falsifies records or neglects their duty
应用，不仅深刻地改变了人类的
生产方式、生活方式和思维方式
If accidental discharge, bypass, or spill (SSO) of wastewater occurs the responsible party MUST notify
，也在全球范围内引发了一系列
TCEQ regional offices within ____ hours - (answer) 24
深远的社会变迁。在这样的背景
下，探讨数字时代对社会的影响
Aerobic Bacteria require_____ in the water for their metabolism - (answer) oxygen
及其对人类未来的意义，具有重
要的现实意义和理论价值。随着
Anaerobic Bacteria _____ live信息技术的迅猛发展，数字时代
with O2 present in the water for their metabolism - (answer) cannot
已经成为现代社会的标志性特征
。互联网、大数据、人工智能等
Facultative Bacteria require__________in the water for their metabolism - (answer) either aerobic or
anaerobic conditions 技术的普及和应用，不仅深刻地
改变了人类的生产方式、生活方
式和思维方式，也在全球范围内
Chemical characteristics of sewage include - (answer) solids, greases, dissolved oxygen, O2 Demand,
pH, and gasses
引发了一系列深远的社会变迁。
在这样的背景下，探讨数字时代
对社会的影响及其对人类未来的
意义，具有重要的现实意义和理
论价值。
COMPLETE 200 QESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) |ALREADY GRADED A+
随着信息技术的迅猛发展，数字
A licensed wastewater operator 时代已经成为现代社会的标志性
is a professional - (answer) consistently does best job possible,
特征。互联网、大数据、人工智
practices personal safety, strives to improve job knowledge, strives to keep the plant and collection
system in the best appearance and working order
能等技术的普及和应用，不仅深
刻地改变了人类的生产方式、生
An important step in testing a活方式和思维方式，也在全球范
sample for Total Suspended Solids is - (answer) Filtering a sample
围内引发了一系列深远的社会变
迁。在这样的背景下，探讨数字
The Biochemical oxygen Demand (BOD) of a sample is based on - (answer) Measuring the dissolved
oxygen (DO) used
时代对社会的影响及其对人类未
来的意义，具有重要的现实意义
和理论价值。随着信息技术的迅
The results of Biochemical Oxygen Demand (BOD) sample taken at a treatment plant tells the operator -
(answer) How the plant was operating 5 days ago
猛发展，数字时代已经成为现代
社会的标志性特征。互联网、大
Which of the following are dangerous gasses that are likely to be present in lift stations and manholes? -
数据、人工智能等技术的普及和
(answer) Natural gas, gasoline fumes, hydrogen sulfide and carbon dioxide
应用，不仅深刻地改变了人类的
生产方式、生活方式和思维方式
A preferred hydraulic method of cleaning sewer lines is - (answer) Hydro Jet Cleaner
，也在全球范围内引发了一系列
深远的社会变迁。在这样的背景
下，探讨数字时代对社会的影响
Ways to reduce bad odors coming from a collection system - (answer) routinely cleaning slow
running or low flow lines, adding chlorine or hydrogen peroxide to the collection system
及其对人类未来的意义，具有重
要的现实意义和理论价值。随着
Types of pipe that are commonly used in wastewater collection system - (answer)
信息技术的迅猛发展，数字时代 ductile iron, Poly
Vinyl Chloride (PVC)
已经成为现代社会的标志性特征
。互联网、大数据、人工智能等
Before entering a confined space a worker should - (answer) Use approved monitoring device and
技术的普及和应用，不仅深刻地
check for the presence of dangerous gasses, ventilate the space with a blower, wear a safety harness and
attach a life line 改变了人类的生产方式、生活方
式和思维方式，也在全球范围内
引发了一系列深远的社会变迁。
在这样的背景下，探讨数字时代
对社会的影响及其对人类未来的
意义，具有重要的现实意义和理
论价值。
,A properly designed and operated primary sedimentation tank should remove _____ percent of
incoming BOD - (answer) 30-40%
Devices that may be used to determine the level of sewage in a lift station - (answer) air bubbler,
随着信息技术的迅猛发展，数字
floats, electrodes, Acoustic (sonic)
时代已经成为现代社会的标志性
特征。互联网、大数据、人工智
What is the most important role of aerobic bacteria in the treatment of wastewater? - (answer)
decompose organic matter 能等技术的普及和应用，不仅深
刻地改变了人类的生产方式、生
活方式和思维方式，也在全球范
The hydraulic loading of a trickling filter may be determined by - (answer) flow rate and filter area
围内引发了一系列深远的社会变
迁。在这样的背景下，探讨数字
These can be used to dewater sludge - (answer) belt press, drying beds, solid bowl centrifuge, gravity
thickener 时代对社会的影响及其对人类未
来的意义，具有重要的现实意义
和理论价值。随着信息技术的迅
Most important to providing adequate sewage treatment in a stabilization pond - (answer) sunlight,
algae, bacteria and time 猛发展，数字时代已经成为现代
社会的标志性特征。互联网、大
数据、人工智能等技术的普及和
Offensive and objectionable odors which sometimes occur in trickling filters usually indicate - (answer)
septic conditions are present应用，不仅深刻地改变了人类的
生产方式、生活方式和思维方式
，也在全球范围内引发了一系列
Dissolved Oxygen (DO) in aeration tank of an activated sludge plant should be maintained at or about -
(answer) 2 to 4 mg/L 深远的社会变迁。在这样的背景
下，探讨数字时代对社会的影响
Contributes to the infiltration及其对人类未来的意义，具有重
in a collection system - (answer) breaks in the main lines, high ground
water levels, heavy rains, hydro jet cleaning plugged mains
要的现实意义和理论价值。随着
信息技术的迅猛发展，数字时代
已经成为现代社会的标志性特征
When a centrifuge pump loses prime the - (answer) pump is no longer moving liquid
。互联网、大数据、人工智能等
技术的普及和应用，不仅深刻地
A Rotating Biological Contactor (RBC) is - (answer) fixed firm biological treatment process
改变了人类的生产方式、生活方
式和思维方式，也在全球范围内
Needs to be checked regularly to properly operate an activated sludge treatment plant - (answer)
aeration equipment and mixed引发了一系列深远的社会变迁。
liquor solids
在这样的背景下，探讨数字时代
对社会的影响及其对人类未来的
意义，具有重要的现实意义和理
论价值。
, Point source discharges are - (answer) discharges that come from pipes or ditches that are
monitored, controlled and inspected
随着信息技术的迅猛发展，数字
Non-point discharges are - (answer) discharges that have intermittent, dispersed flows having little or
no control 时代已经成为现代社会的标志性
特征。互联网、大数据、人工智
能等技术的普及和应用，不仅深
The Texas Water Code establishes the protection of water quality and quantity of the state by -
刻地改变了人类的生产方式、生
(answer) setting stream standards, issues permits for discharges, identifies non-point source controls,
and establishes water reuse. 活方式和思维方式，也在全球范
围内引发了一系列深远的社会变
迁。在这样的背景下，探讨数字
The wastewater plant operator is primarily responsible for - (answer) treating wastewater discharged
into the community 时代对社会的影响及其对人类未
来的意义，具有重要的现实意义
Chapter ___ of the Texas Water和理论价值。随着信息技术的迅
Code is the state law controlling water pollution and ___ authority to
control discharges in Texas - (answer) Chapter 26 and Texas Commission of Environmental Quality
猛发展，数字时代已经成为现代
社会的标志性特征。互联网、大
数据、人工智能等技术的普及和
The Texas Commission on Environmental Quality can revoke an operator's license if the operator -
(answer) causes permit violation, falsifies records or neglects their duty
应用，不仅深刻地改变了人类的
生产方式、生活方式和思维方式
If accidental discharge, bypass, or spill (SSO) of wastewater occurs the responsible party MUST notify
，也在全球范围内引发了一系列
TCEQ regional offices within ____ hours - (answer) 24
深远的社会变迁。在这样的背景
下，探讨数字时代对社会的影响
Aerobic Bacteria require_____ in the water for their metabolism - (answer) oxygen
及其对人类未来的意义，具有重
要的现实意义和理论价值。随着
Anaerobic Bacteria _____ live信息技术的迅猛发展，数字时代
with O2 present in the water for their metabolism - (answer) cannot
已经成为现代社会的标志性特征
。互联网、大数据、人工智能等
Facultative Bacteria require__________in the water for their metabolism - (answer) either aerobic or
anaerobic conditions 技术的普及和应用，不仅深刻地
改变了人类的生产方式、生活方
式和思维方式，也在全球范围内
Chemical characteristics of sewage include - (answer) solids, greases, dissolved oxygen, O2 Demand,
pH, and gasses
引发了一系列深远的社会变迁。
在这样的背景下，探讨数字时代
对社会的影响及其对人类未来的
意义，具有重要的现实意义和理
论价值。
