Environmental Engineering Mcqs

Q.  In facultative stabilization pond, the sewage is treated by________________?

a. aerobic bacteria only
b. algae only
c. dual action of aerobic bacteria and anaerobic bacteria
d. sedimentation


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  The minimum dissolved oxygen which should always be present in water in order to save the aquatic life is______________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The ratio of 5 day BOD to ultimate BOD is about_______________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The correct relation between theoretical oxygen demand (TOD), Biochemical oxygen demand (BOD) and Chemical oxygen demand (COD) is given by_______________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Settling velocity increases with_______________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Which of the following retards the self purification of stream ?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The characteristics of fresh and septic sewage respectively are____________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The most commonly used sewer under culverts is_______________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  An egg shaped section of sewer________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The main disadvantage of cement concrete sewers is________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The design discharge for the combined sewer system shall be taken as________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The slope of sewer shall be__________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The specific gravity of sewage is_______________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  If the time of concentration is 9 minutes, then the intensity of rainfall according to British Ministry of Health formula will be__________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The suitable system of sanitation for area of distributed rainfall throughout the year with less intensity is_________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Sewerage system is usually designed for_________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The hydraulic mean depth (HMD. for an egg-shaped sewer flowing two-third full is_______________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  If Biochemical oxygen demand (BOD. of a town is 20000 kg/day and BOD per capita per day is 0.05 kg, then population equivalent of town is_________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  For a country like India, where rainfall is mainly confined to one season, the suitable sewerage system will be________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  A sewer that receives the discharge of a number of house sewers is called________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The type of valve which allows water to flow in one direction but prevents its flow in the reverse direction is____________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts