SEWERAGE SYSTEM - Practice Mode

1) What is the first stage in sewage treatment process?

Sedimentation Screening Filteration softening

Correct Answer: Screening

2) What is the term for water inside trap which prevents gas from entering?

Drain water Water seal Waste water Trap safety

Correct Answer: Water seal

3) What is the name of the appurtenance that are constructed at suitable intervals?

Manholes Catch basin Pumps Sewer appurterance

Correct Answer: Manholes

4) What is the type of manhole having a depth greater than 1.5 m is called?

Straight manhole Deep manhole Shallow manhole Normal manhole

Correct Answer: Deep manhole

5) What is the nominal shape of septic tank?

Square Rectangle Circular Oval

Correct Answer: Rectangle

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