Environmental Engineering Mcqs


Q.  Scour valves are provided ______________?

a. at street corners to control the flow of water
b. at every depression and dead ends to drain out the waste water that may collect there
c. at the foot of rising main along the slope to prevent back running of water
d. at every summit of rising mains


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MCQs:  Laying of sewers is usually done with the help of________________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  If the sewage contains grease and fatty oils, these are removed in_________________?
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MCQs:  Which of the following unit works in anaerobic conditions ?
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MCQs:  The maximum efficiency of BOD removal is achieved in______________?
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MCQs:  Composting and lagooning are the methods of_______________?
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MCQs:  For satisfactory working of a sludge digestion unit, the pH range of digested sludge should be maintained as___________________?
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MCQs:  For normal sludge, the value of sludge index for Indian conditions is________________?
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MCQs:  For the same solid content, if the quantity of sludge with moisture content of 98% is X, then the quantity of sludge with moisture content of 96% will be__________________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  The gas from sludge digestion tank is mainly composed of __________________?
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MCQs:  The process of lagooning is primarily a means of________________?
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MCQs:  A pipe which is installed in the house drainage to preserve the water seal of traps is called______________?
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MCQs:  Most of the bacteria in sewage are______________?
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MCQs:  The pipe which is used to carry the discharge from sanitary fittings like bath rooms, kitchens etc. is called_______________?
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MCQs:  When there is no recirculation of sewage, then recirculation factor is_______________?
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MCQs:  Sludge volume index is defined as the ratio of_______________?
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MCQs:  The main disadvantage of oxidation pond is that________________?
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MCQs:  The detention period for oxidation ponds is usually kept as______________?
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MCQs:  The working conditions in imhoff tanks are_______________?
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MCQs:  Generally the detention period for grit chambers is kept as_______________?
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