TEXAS CLASS D WATER LICENSE ACTUAL FINAL PAPER
2025 QUESTIONS WITH ANSWERS GUARANTEE A+
✔✔Good treatment of employees includes fair wages, benefits, and ________ working
conditions. - ✔✔safe working conditions
✔✔Follow up with a phone call or ________ to make sure everything is satisfactory.
a. postcard
b. email
c. letter
d. a and b - ✔✔d. postcard or email
✔✔Listen to special requests and seek solutions to oblige the customer within
________. - ✔✔utility policy
✔✔Treat customers as though another water utility across the street is competing for
your ________. - ✔✔customers
✔✔The molecular formula for water is _____. - ✔✔H2O
✔✔Water occurs in three forms: solid ice, liquid water, and water vapor.
(true/false) - ✔✔true
✔✔The _____ is the natural exchange of water between the earth and the atmosphere.
- ✔✔hydrologic cycle
✔✔Average water use depends on temperature, rainfall, cost, supply, and economic
level. (true/false) - ✔✔true
✔✔Groundwater is located above the earth's surface and tapped by wells. (true/false) -
✔✔false (groundwater is below the surface)
✔✔_____ water comes from rivers, lakes, and reservoirs. - ✔✔Surface
✔✔Future water supplies will become more plentiful according to the TCEQ. (true/false)
- ✔✔false
✔✔Surface water or groundwater prior to treatment is called _____ water. - ✔✔raw
water
✔✔_____ water means the water is free of disease-causing organisms, has a chlorine
residual, and is safe for human consumption. - ✔✔Potable
,✔✔_____ must be notified about changes to public water systems involving water
source, water quality, and health hazards. - ✔✔The state
✔✔Before starting construction, the utility must submit engineering plans to the AWWA.
(true/false) - ✔✔false (plans must be submitted to TCEQ)
✔✔Operators must keep records of water usage, system pressure, sample results,
chlorine use, repairs, and maintenance. (true/false) - ✔✔true
✔✔Surface water systems must mail reports to the TCEQ in Austin by the 5th of the
following month. (true/false) - ✔✔by the 10th
✔✔Water is always found pure in nature. (true/false) - ✔✔false
✔✔Physical characteristics of water are temperature, turbidity, color, taste, odor, and
pH. (true/false) - ✔✔false (pH is a chemical characteristic)
✔✔_____ is the amount of suspended matter such as clay, silt, organic matter, and
microorganisms in the water. - ✔✔Turbidity
✔✔Color in water can result from _____ or _____. - ✔✔mineral or organic matter
✔✔True color is dissolved in water (in solution) and can be removed by filtration.
(true/false) - ✔✔false
✔✔Red water caused by oxidized iron is in suspension (apparent color) and cannot be
removed by filtering. (true/false) - ✔✔false
✔✔Taste and odor comes from algae, bacteria, organic matter, gases, and chemicals.
(true/false) - ✔✔true
✔✔Surface water supplies should be sampled for chemical analysis every year and
groundwater supplies should be sampled _____. - ✔✔every 3 years
✔✔_____ and _____ and other minerals cause hardness in water. - ✔✔Calcium and
magnesium
✔✔The pH scale ranges from _____ to _____. - ✔✔0 to 14
✔✔A pH of _____ is neutral. - ✔✔7 is neutral
, ✔✔Common gases found in water include hydrogen sulfide, carbon dioxide, methane,
and sodium chloride. (true/false) - ✔✔false (sodium chloride is table salt)
✔✔Chemically, water is made of ________. - ✔✔2 atoms of hydrogen and 1 atom of
oxygen
✔✔The hydrologic cycle is ________.
a. nature's way of recycling water
b. equipment used to measure distances
c. the way water filters through the earth
d. the process by which water runs into rivers and lakes - ✔✔a. nature's way of
recycling water
✔✔The quality standard for public water supplies is based on the use of water for
________. - ✔✔drinking
✔✔One of the most important purposes of a public water supply is _______.
a. swimming
b. landscape watering
c. car washing
d. firefighting - ✔✔d. firefighting
✔✔Organic matter includes ________.
a. sand
b. plants, animals and humans
c. minerals
d. all listed - ✔✔b. plants, animals and humans
✔✔The most important treatment process is ________, which destroys disease-causing
organisms.
a. filtration
b. disinfection
c. softening
d. fluoridation - ✔✔b. disinfection
✔✔Public water systems are required to compile a monthly report showing ________.
a. rate increases
b. accidents
c. dates of dead-end flushing
d. disciplinary action - ✔✔c. dates of dead-end flushing
✔✔Most groundwater is relatively free of suspended matter, but ________ can be a
major problem in surface water. - ✔✔turbidity
2025 QUESTIONS WITH ANSWERS GUARANTEE A+
✔✔Good treatment of employees includes fair wages, benefits, and ________ working
conditions. - ✔✔safe working conditions
✔✔Follow up with a phone call or ________ to make sure everything is satisfactory.
a. postcard
b. email
c. letter
d. a and b - ✔✔d. postcard or email
✔✔Listen to special requests and seek solutions to oblige the customer within
________. - ✔✔utility policy
✔✔Treat customers as though another water utility across the street is competing for
your ________. - ✔✔customers
✔✔The molecular formula for water is _____. - ✔✔H2O
✔✔Water occurs in three forms: solid ice, liquid water, and water vapor.
(true/false) - ✔✔true
✔✔The _____ is the natural exchange of water between the earth and the atmosphere.
- ✔✔hydrologic cycle
✔✔Average water use depends on temperature, rainfall, cost, supply, and economic
level. (true/false) - ✔✔true
✔✔Groundwater is located above the earth's surface and tapped by wells. (true/false) -
✔✔false (groundwater is below the surface)
✔✔_____ water comes from rivers, lakes, and reservoirs. - ✔✔Surface
✔✔Future water supplies will become more plentiful according to the TCEQ. (true/false)
- ✔✔false
✔✔Surface water or groundwater prior to treatment is called _____ water. - ✔✔raw
water
✔✔_____ water means the water is free of disease-causing organisms, has a chlorine
residual, and is safe for human consumption. - ✔✔Potable
,✔✔_____ must be notified about changes to public water systems involving water
source, water quality, and health hazards. - ✔✔The state
✔✔Before starting construction, the utility must submit engineering plans to the AWWA.
(true/false) - ✔✔false (plans must be submitted to TCEQ)
✔✔Operators must keep records of water usage, system pressure, sample results,
chlorine use, repairs, and maintenance. (true/false) - ✔✔true
✔✔Surface water systems must mail reports to the TCEQ in Austin by the 5th of the
following month. (true/false) - ✔✔by the 10th
✔✔Water is always found pure in nature. (true/false) - ✔✔false
✔✔Physical characteristics of water are temperature, turbidity, color, taste, odor, and
pH. (true/false) - ✔✔false (pH is a chemical characteristic)
✔✔_____ is the amount of suspended matter such as clay, silt, organic matter, and
microorganisms in the water. - ✔✔Turbidity
✔✔Color in water can result from _____ or _____. - ✔✔mineral or organic matter
✔✔True color is dissolved in water (in solution) and can be removed by filtration.
(true/false) - ✔✔false
✔✔Red water caused by oxidized iron is in suspension (apparent color) and cannot be
removed by filtering. (true/false) - ✔✔false
✔✔Taste and odor comes from algae, bacteria, organic matter, gases, and chemicals.
(true/false) - ✔✔true
✔✔Surface water supplies should be sampled for chemical analysis every year and
groundwater supplies should be sampled _____. - ✔✔every 3 years
✔✔_____ and _____ and other minerals cause hardness in water. - ✔✔Calcium and
magnesium
✔✔The pH scale ranges from _____ to _____. - ✔✔0 to 14
✔✔A pH of _____ is neutral. - ✔✔7 is neutral
, ✔✔Common gases found in water include hydrogen sulfide, carbon dioxide, methane,
and sodium chloride. (true/false) - ✔✔false (sodium chloride is table salt)
✔✔Chemically, water is made of ________. - ✔✔2 atoms of hydrogen and 1 atom of
oxygen
✔✔The hydrologic cycle is ________.
a. nature's way of recycling water
b. equipment used to measure distances
c. the way water filters through the earth
d. the process by which water runs into rivers and lakes - ✔✔a. nature's way of
recycling water
✔✔The quality standard for public water supplies is based on the use of water for
________. - ✔✔drinking
✔✔One of the most important purposes of a public water supply is _______.
a. swimming
b. landscape watering
c. car washing
d. firefighting - ✔✔d. firefighting
✔✔Organic matter includes ________.
a. sand
b. plants, animals and humans
c. minerals
d. all listed - ✔✔b. plants, animals and humans
✔✔The most important treatment process is ________, which destroys disease-causing
organisms.
a. filtration
b. disinfection
c. softening
d. fluoridation - ✔✔b. disinfection
✔✔Public water systems are required to compile a monthly report showing ________.
a. rate increases
b. accidents
c. dates of dead-end flushing
d. disciplinary action - ✔✔c. dates of dead-end flushing
✔✔Most groundwater is relatively free of suspended matter, but ________ can be a
major problem in surface water. - ✔✔turbidity
