♡ 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 👍 :813
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ The unit in which both sedimentation and ...
➣ The process of lagooing is primarily a ...
➣ From amongest the following sewage treatment options, ...
➣ The minimum dissolved oxygen which should always ...
➣ The correct relation between theoretical oxygen demand ...
➣ 'Air binding' may occur in : ...
➣ Which of the following statements explains the ...
➣ The specific gravity of sewage is : ...
➣ Which of the following units works in ...
➣ Which one the following units is employed ...
❖ Take a qick MCQ Test on
➤ Soil Mechanics and Foundation
➤ Hydrology
➤ Concrete Technology
➤ Water Supply
➤ Pollution (Air and Noise)
➤ Transportation Engineering
➤ Solid Waste and Waste Water Treatment
➤ Concrete Structure