To maintain aerobic biological activity, the moisture content of the compost mass should be about_________________?
(A) 45 %
(B) 50 %
(C) 55 %
(D) 60 %
To maintain aerobic biological activity, the moisture content of the compost mass should be about_________________?
| Share this... |
 Facebook
|
 Twitter
|
 Linkedin
|
 Whatsapp
|
Related Mcqs
- Previous:The pH value of sewage is determined with the help of_________________?
- Next:The factor responsible for purification of sewage in river is________________?
Leave a Reply
Your email address will not be published. Required fields are marked *
