WASTEWATER CLASS B TEXAS LICENSURE
ASSESSMENT SCRIPT 2026 VERIFIED
ANSWERS COMPREHENSIVE REVIEW
◉ A Rotating Biological Contactor (RBC) is.
Answer: fixed firm biological treatment process
◉ Needs to be checked regularly to properly operate an activated
sludge treatment plant.
Answer: aeration equipment and mixed liquor solids
◉ Point source discharges are.
Answer: discharges that come from pipes or ditches that are
monitored, controlled and inspected
◉ Non-point discharges are.
Answer: discharges that have intermittent, dispersed flows having
little or no control
◉ The Texas Water Code establishes the protection of water quality
and quantity of the state by.
,Answer: setting stream standards, issues permits for discharges,
identifies non-point source controls, and establishes water reuse.
◉ The wastewater plant operator is primarily responsible for.
Answer: treating wastewater discharged into the community
◉ Chapter ___ of the Texas Water Code is the state law controlling
water pollution and ___ authority to control discharges in Texas.
Answer: Chapter 26 and Texas Commission of Environmental
Quality
◉ 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
◉ If accidental discharge, bypass, or spill (SSO) of wastewater
occurs the responsible party MUST notify TCEQ regional offices
within ____ hours.
Answer: 24
◉ Aerobic Bacteria require_____ in the water for their metabolism.
Answer: oxygen
, ◉ Anaerobic Bacteria _____ live with O2 present in the water for their
metabolism.
Answer: cannot
◉ Facultative Bacteria require__________in the water for their
metabolism.
Answer: either aerobic or anaerobic conditions
◉ Chemical characteristics of sewage include.
Answer: solids, greases, dissolved oxygen, O2 Demand, pH, and
gasses
◉ _________removes Total Suspended Solids (TSS).
Answer: filtration
◉ Inorganic solids include.
Answer: sand, grit and minerals
◉ Organic solids include.
Answer: organic materials from plants, animals or humans
◉ A good plant influent pH is about.
ASSESSMENT SCRIPT 2026 VERIFIED
ANSWERS COMPREHENSIVE REVIEW
◉ A Rotating Biological Contactor (RBC) is.
Answer: fixed firm biological treatment process
◉ Needs to be checked regularly to properly operate an activated
sludge treatment plant.
Answer: aeration equipment and mixed liquor solids
◉ Point source discharges are.
Answer: discharges that come from pipes or ditches that are
monitored, controlled and inspected
◉ Non-point discharges are.
Answer: discharges that have intermittent, dispersed flows having
little or no control
◉ The Texas Water Code establishes the protection of water quality
and quantity of the state by.
,Answer: setting stream standards, issues permits for discharges,
identifies non-point source controls, and establishes water reuse.
◉ The wastewater plant operator is primarily responsible for.
Answer: treating wastewater discharged into the community
◉ Chapter ___ of the Texas Water Code is the state law controlling
water pollution and ___ authority to control discharges in Texas.
Answer: Chapter 26 and Texas Commission of Environmental
Quality
◉ 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
◉ If accidental discharge, bypass, or spill (SSO) of wastewater
occurs the responsible party MUST notify TCEQ regional offices
within ____ hours.
Answer: 24
◉ Aerobic Bacteria require_____ in the water for their metabolism.
Answer: oxygen
, ◉ Anaerobic Bacteria _____ live with O2 present in the water for their
metabolism.
Answer: cannot
◉ Facultative Bacteria require__________in the water for their
metabolism.
Answer: either aerobic or anaerobic conditions
◉ Chemical characteristics of sewage include.
Answer: solids, greases, dissolved oxygen, O2 Demand, pH, and
gasses
◉ _________removes Total Suspended Solids (TSS).
Answer: filtration
◉ Inorganic solids include.
Answer: sand, grit and minerals
◉ Organic solids include.
Answer: organic materials from plants, animals or humans
◉ A good plant influent pH is about.
