The working conditions in imhoff tanks are_______________?

A. aerobic in lower compartment and anaerobic in upper compartment

B. aerobic only

C. anaerobic in lower compartment and aerobic in upper compartment

D. anaerobic only

Found an error? Read our corrections policy and report it in the comments below.

Be the first to comment if anything wrong with this mcq
Your comment successfully submitted!
It will automatically posted after review and approval by our staff member.