♡ 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 👍 :724
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ The minimum dissolved oxygen which should always ...
➣ When there is no recirculation of sewage, ...
➣ Which of the following units works in ...
➣ In which type of lakes, does a ...
➣ The biochemical treatment of sewage effluents is ...
➣ The correct relation between theoretical oxygen demand ...
➣ Following reactions take place during anareobic digestion ...
➣ The working conditions in imhoff tanks off ...
➣ Which one the following chemicals is employed ...
➣ Which one the following units is employed ...
❖ Take a qick MCQ Test on
➤ Irrigation
➤ Strength of Material
➤ Transportation Engineering
➤ Hydrology
➤ Water Supply
➤ Building Material
➤ Soil Mechanics and Foundation
➤ Solid Waste and Waste Water Treatment