A masonry structure built below ground level, where biochemical reaction takes place due to anaerobic bacteria is called___________________?
(A) Cesspool
(B) Lagoon
(C) Skimming mill
(D) Septic tank
Share this... |
![]() Facebook
|
![]() Twitter
|
![]() Linkedin
|
![]() Whatsapp
|
Your email address will not be published. Required fields are marked *