Top 350+ Solved Public Health Engineering MCQ Questions Answer
Q. The water carriage sewage system removes
a. domestic sewage
b. industrial sewage
c. storm sewage
d. all of these
Q. Colloidal impurities if associated with organic matter having bacterias becomes the chief source of
a. hardness
b. epidemic
c. alkalinity
d. bad taste
Q. The quantity of storm water (Q) in liter per second is given by Q = CA3/4. This formula is called
a. Fanning's formula
b. Ryve's formula
c. Dicken's formula
d. Inglis formula
Q. Which of the following statement is correct?
a. The sub-surface sources are not affected by draught.
b. Infiltration galleries are most suitable for increasing the surface source supply, in dry season.
c. The rate at which water percolates into well under safe maximum critical depression head is called yield of well.
d. all of the above
Q. The percentage ratio of the oxygen available in sewage to the oxygen required to satisfy one stage of bio-chemical oxygen demand (B.O.D.) is termed as
a. chemical oxygen demand
b. oxygen consumed
c. relative stability
d. bio-oxygen demand
Q. The continuous flow of water may be expected from
a. surface springs
b. artesian springs
c. gravity springs
d. all of these
Q. The void spaces in the filtering material act like a
a. drain
b. inlet
c. tiny settling basins
d. outlet
Q. The prsence of sodium chloride in water
a. causes bad taste
b. softens the water
c. increases hardness of water
d. stops epidemic
Q. A scour valve, in a water distribution system, is provided at
a. low points
b. high points
c. junction points
d. all of these
Q. The growth of population may be conveniently represented by
a. semi-logarthmic curve
b. logistic curve
c. straight line curve
d. all of these
Q. The earth's water circulatory system is known as.
a. water cycle
b. hydrological cycle
c. precipitation cycle
d. all of these
Q. The odour of water can be determined by
a. thermometer
b. Osmoscope
c. Jackson's turbidimeter
d. none of these