Bio-chemical oxygen demand (BOD) for the first 20 days in generally referred to

1.

Bio-chemical oxygen demand (BOD) for the first 20 days in generally referred to

[A].	initial demand
[B].	first stage demand
[C].	carbonaceous demand
[D].	all of these.

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

Leave a Comment

Civil Engineering :: Civil Engineering Questions and Answers : More Exercises