Environmental Engineering MCQ with Answers

Environmental Engineering MCQ with Answers

81) The type of valve which allows water to flow in one direction but prevents its flow in the reverse direction is

Answer is:

reflux valve

82) Scour valves are provided

Answer is:

at every depression and dead ends to drain out the waste water that may collect there

83) A sewer that receives the discharge of a number of house sewers is called

Answer is:

lateral sewer

84) A pipe conveying sewage from plumbing system of a single building to common sewer or point of immediate disposal is called

Answer is:

house sewer

85) For a country like India, where rainfall is mainly confined to one season, the suitable sewerage system will be

Answer is:

separate system

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