♡ 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 👍 :501
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ The trickling filter is designed to remove: ...
➣ 'Air binding' may occur in : ...
➣ The specific gravity of sewage is : ...
➣ Which of the following are claimed as ...
➣ The two main gases liberated from an ...
➣ The type of sewer which is suitable ...
➣ In which treatment unit is "Schmutz decke" ...
➣ Which of the following treatment processes are ...
➣ After which of the following water treatment ...
➣ From amongest the following sewage treatment options, ...
❖ Take a qick MCQ Test on
➤ Concrete Structure
➤ Pollution (Air and Noise)
➤ Hydrology
➤ Water Supply
➤ Miscellaneous
➤ Concrete Technology
➤ Steel Structure
➤ Transportation Engineering