♡ Login
Home
Previous Papers
★
MCQs
Civil Engineering
Solid Waste and Waste Water Treatment
The minimum dissolved oxygen which should always ...
Que.
The minimum dissolved oxygen which should always be presents in water in order to save the aquatic life is :
A.
1 ppm
B.
4 ppm
C.
10 ppm
D.
40 ppm
Right Answer is :
✓ B. 4 ppm
⚑ Report
Views 👍 :737
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Total volatile suspended solids to be anaerobically ...
➣ Sewage sickness relates to : ...
➣ The two main gases liberated from an ...
➣ In which treatment unit is "Schmutz decke" ...
➣ Which of the following statements explains the ...
➣ Which of the following units works in ...
➣ The type of sewer which is suitable ...
➣ Sewage treatment units are designed for : ...
➣ The BOD removal efficiency, in precentage, during ...
➣ Which of the following are claimed as ...
❖ Take a qick MCQ Test on
➤ Transportation Engineering
➤ Concrete Structure
➤ Miscellaneous
➤ Fluid Mechanics and Hydraulics
➤ Surveying
➤ Hydrology
➤ Solid Waste and Waste Water Treatment
➤ Soil Mechanics and Foundation