OREGON LEVEL 3 WATER EXAM 2026|REAL
350+QS&AS |NEW EXAM PREP 2026-2027|ALREADY
GRADED A+
Fluorosilicates does what in relation to PH
A. increases PH
B.lowers PH
C no change to PH
D. does nothing
B.lowers PH
The question asks: A chemical commonly used to raise pH is?
The options provided are:
A. Alum
B. Calgon
C. Chlorine
D. Lime
D. Lime
,The question asks: Black stains on plumbing fixtures might be attributable
to?The options are:
A. Calcium
B. Copper
C. Magnesium
D. Manganese
D. Manganese
The question asks: One kilogram equals how many grams?
The options are:
A. 10
B. 100
C. 1000
D. 10,000
C. 1000
The question asks: The indicator organism used to determine contamination of
drinking water is?
The options are:
A. Coliform
B. Giardia
C. Iron
,D. Salmonella
A. Coliform
The question asks: The packing around the shaft of a centrifugal pump should
be?
The options are:
A. In good condition indefinitely
B. Kept as tight as possible
C. Replaced once a month
D. Tightened just enough to allow an occasional drip of liquid
D. Tightened just enough to allow an occasional drip of liquid( 1 per sec)
he question asks: The multiple tube fermentation test consists of three distinct
tests. In what order are they performed? The options are:
A. Preliminary, confirmed, and completed
B. Preliminary, presumptive, and confirmed
C. Presumptive, confirmed, completed
D. Presumptive, preliminary, completed
C. Presumptive, confirmed, completed
The question asks: One pound per square inch of pressure will raise water how
many feet?
The options are:
, A. 2.31ft
B. 10.5 ft
C. 62.5 ft
D. 1728 ft
A. 2.31
The question asks: Static head is defined as?
The options are:
A. Energy of the motion of water
B. Pressure due to depth or elevation of water
C. Pressure loss in line due to friction
D. All of the above
B. Pressure due to depth or elevation of water
The question asks: What is used to detect chlorine leaks?
The options are:
A. 10% solution of aluminum sulfate
B. 10% solution of ammonia hydroxide
C. 10% solution of calcium hydroxide
D. 10% solution of sodium hydroxide
B. 10% solution of ammonia hydroxide
350+QS&AS |NEW EXAM PREP 2026-2027|ALREADY
GRADED A+
Fluorosilicates does what in relation to PH
A. increases PH
B.lowers PH
C no change to PH
D. does nothing
B.lowers PH
The question asks: A chemical commonly used to raise pH is?
The options provided are:
A. Alum
B. Calgon
C. Chlorine
D. Lime
D. Lime
,The question asks: Black stains on plumbing fixtures might be attributable
to?The options are:
A. Calcium
B. Copper
C. Magnesium
D. Manganese
D. Manganese
The question asks: One kilogram equals how many grams?
The options are:
A. 10
B. 100
C. 1000
D. 10,000
C. 1000
The question asks: The indicator organism used to determine contamination of
drinking water is?
The options are:
A. Coliform
B. Giardia
C. Iron
,D. Salmonella
A. Coliform
The question asks: The packing around the shaft of a centrifugal pump should
be?
The options are:
A. In good condition indefinitely
B. Kept as tight as possible
C. Replaced once a month
D. Tightened just enough to allow an occasional drip of liquid
D. Tightened just enough to allow an occasional drip of liquid( 1 per sec)
he question asks: The multiple tube fermentation test consists of three distinct
tests. In what order are they performed? The options are:
A. Preliminary, confirmed, and completed
B. Preliminary, presumptive, and confirmed
C. Presumptive, confirmed, completed
D. Presumptive, preliminary, completed
C. Presumptive, confirmed, completed
The question asks: One pound per square inch of pressure will raise water how
many feet?
The options are:
, A. 2.31ft
B. 10.5 ft
C. 62.5 ft
D. 1728 ft
A. 2.31
The question asks: Static head is defined as?
The options are:
A. Energy of the motion of water
B. Pressure due to depth or elevation of water
C. Pressure loss in line due to friction
D. All of the above
B. Pressure due to depth or elevation of water
The question asks: What is used to detect chlorine leaks?
The options are:
A. 10% solution of aluminum sulfate
B. 10% solution of ammonia hydroxide
C. 10% solution of calcium hydroxide
D. 10% solution of sodium hydroxide
B. 10% solution of ammonia hydroxide
