Civil Engineering - Waste Water Engineering - Discussion

Discussion Forum : Waste Water Engineering - Section 5 (Q.No. 2)
If D.O. concentration falls down to zero in any natural drainage, it indicates the zone of
active decomposition
cleaner water
none of these.
Answer: Option
No answer description is available. Let's discuss.
4 comments Page 1 of 1.

Rajeev yadav said:   9 years ago
Zone of degradation, DO = 40%.

Zone of active decomposition, DO = 0%.

Zone of recovery, DO = 40.

Zone of clear water, DO = 100%.

So answer B.

Shiva Kumar Budigavi said:   2 years ago
Thanks for explaining @Rajeev Yadav.

Alpesh mali said:   3 years ago
Thanks for explaining @Rajeev.

Amu bokato said:   5 years ago
Thank you @Rajeev.

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