Environmental Engineering MCQ Test

  1. What is the main disadvantage of cement concrete sewers?
  2. What is the suitable layout of the distribution system for a city with roads of the rectangular pattern?
  3. What is the suitable system of sanitation for the area of distributed rainfall throughout the year with less intensity?
  4. Which of the following is the suitable method for the disinfection of swimming pool water?
  5. What is the rate of BOD exerted at any time?
  6. Which of the following type of sewer is suitable for both combined and separate systems?
  7. Which is the design period for the water treatment unit?
  8. What does represent the bacterial density that is most likely to be present in water?
  9. Which of the following bacteria cause the reddish-brown deposits in the tank?
  10. Which of the following form of solute stabilization occurs when water passes through limestone?
  11. .............. is the normal value of the detention period adopted in a flocculator for design purposes.
  12. The rate of filtration is low in ...........
  13. Which of the following water treatment process is done after the filtration of water?
  14. Bleaching powder contains 33.3% of available chlorine.
Environmental Engineering MCQ
  • Less life
  • Less strength
  • Difficulty in construction
  • Difficulty in transportation due to heavy weight
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  • Ring system
  • Radial system
  • Grid iron system
  • Dead end system
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  • Separate system
  • Combined system
  • Partially separate system
  • Partially combined system
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  • Lime treatment
  • Chlorination
  • Ultra violet rays treatment
  • By using potassium permanganate
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  • Inversely proportional to BOD satisfied
  • Directly proportional to BOD satisfied
  • Directly proportional to BOD remaining
  • Inversely proportional to BOD remaining
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  • Circular sewer
  • Egg shaped sewer
  • Semi-elliptical sewer
  • Horseshoe type sewer
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  • Iron bacteria
  • Sulphur bacteria
  • Bacterium coli bacteria
  • Escherichia coli bacteria
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  • Gravity filter
  • Pressure filter
  • Slow sand filter
  • Rapid sand filter
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  • Disinfection
  • Flocculation
  • Primary sedimentation
  • Secondary sedimentation
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  • 15 x 5 x 3m
  • 12 x 3 x 2m
  • 12 x 5 x 2m
  • 15 x 5 x 5m
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  • Nutrient cycle
  • Water cycle and air cycle
  • Water cycle and food cycle
  • Water cycle and nutrient cycle
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  • Spray tower
  • Dynamic precipitator
  • Electrostatic precipitator
  • Wet cyclonic scrubber
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