Environmental Engineering MCQs with answers for Civil Engineering students’ test preparation. Includes Environmental Engineering MCQs PDF.
Which of the following factor does not effect the dry weather flow ?
A. Temperature conditions
B. Rate of water supply
C. Infiltration of ground water
D. Population growthWhich of the following device is used to prevent the clogging of sewer pipes ?
A. Flushing tank
B. Lamp hole
C. Drop manhole
D. Storm regulatorsWhich of the following is not a part of photochemical smog ?
A. O3
B. NO2
C. SPM
D. PANExplanation: Photochemical smog includes NO2, O3 and PAN. The damage to vegetation is caused by NO2, O3 and PAN.
Which of the following air pollution control device has maximum efficiency ?
A. Electrostatic precipitator
B. Dynamic precipitator
C. Spray tower
D. Wet cyclonic scrubberExplanation: Electrostatic precipitator has the maximum efficiency among the rest with a value of 99%.
Which of the following greenhouse gas is contributed by cattle farming ?
A. Nitrous oxide
B. Methane
C. Carbon monoxide
D. All of the mentionedWhich of the following flow is also called sanitary sewage ?
A. Uniform flow
B. Storm weather flow
C. Nonuniform flow
D. Dry weather flowExplanation: Dry weather flow is the quantity of wastewater that flows through a sewer in dry weather when no storm water is present in the sewer.
Which of the following is an advantage of a separate water carriage system ?
A. Difficult to clean the sewer
B. The more uniform character of sewage
C. Two sets of sewer are used
D. Get choked easily