PMT 108 PRINCIPLES OF WATER TEST 4 EXAM
SCRIPT 2026 COMPLETE QUESTIONS AND
ANSWERS 100% CORRECT
◉ Which term describes human body wastes from toilets, urinals and
soil drains; also referred to as sewage? Answer: Black water
◉ Which term describes wastewater that originates from culinary
activities, bathing and laundry facilities deck drains and other waste
drains? Answer: Grey Water
◉ When discharging wastewater into the environment what does any
entity require before doing so? Answer: NPDES Permit (National
Pollutant Discharging Elimination System)
◉ Who issues a NPDES Permit? Answer: EPA
◉ How many days prior to the expiration date must one file an NPDES
Permit? Answer: 180 days
◉ How long is an NPDES Permit valid for? Answer: 5 years
, ◉ Which term describes a small covered, pit lines with brick or stone
designed to allow leaching out? Answer: Cesspool
◉ Which term describes break or cut up solids to such size that they can
be returned to the wastewater without danger of clogging pumps or
piping or affecting subsequent treatment devices? (two words) Answer:
Comminuting devices
◉ Which term includes grinders, cutters, or shredders? (2 words)
Answer: Comminuting devices
◉ Describe the health and personal protective protective requirements
for wastewater treatment personnel Answer: - Immunizations
- No hand to mouth contact while in direct source of contamination
- PPE for spills
◉ 4 purposes of wastewater treatment Answer: - Protect community,
- prevent contamination,
- maintain clean water,
- conserve water
◉ Which term: Wastewater or other liquid partially or completely
treated or in its natural state flowing out of a reservoir, basin, sewage
SCRIPT 2026 COMPLETE QUESTIONS AND
ANSWERS 100% CORRECT
◉ Which term describes human body wastes from toilets, urinals and
soil drains; also referred to as sewage? Answer: Black water
◉ Which term describes wastewater that originates from culinary
activities, bathing and laundry facilities deck drains and other waste
drains? Answer: Grey Water
◉ When discharging wastewater into the environment what does any
entity require before doing so? Answer: NPDES Permit (National
Pollutant Discharging Elimination System)
◉ Who issues a NPDES Permit? Answer: EPA
◉ How many days prior to the expiration date must one file an NPDES
Permit? Answer: 180 days
◉ How long is an NPDES Permit valid for? Answer: 5 years
, ◉ Which term describes a small covered, pit lines with brick or stone
designed to allow leaching out? Answer: Cesspool
◉ Which term describes break or cut up solids to such size that they can
be returned to the wastewater without danger of clogging pumps or
piping or affecting subsequent treatment devices? (two words) Answer:
Comminuting devices
◉ Which term includes grinders, cutters, or shredders? (2 words)
Answer: Comminuting devices
◉ Describe the health and personal protective protective requirements
for wastewater treatment personnel Answer: - Immunizations
- No hand to mouth contact while in direct source of contamination
- PPE for spills
◉ 4 purposes of wastewater treatment Answer: - Protect community,
- prevent contamination,
- maintain clean water,
- conserve water
◉ Which term: Wastewater or other liquid partially or completely
treated or in its natural state flowing out of a reservoir, basin, sewage
