Content protected from screenshots
GKFix.in
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
Home
My Profile
General Knowledge
Categories
Concept Builder
Start Quiz
Logout
GKFix MCQ Question
Test your knowledge and learn something new
Home
Biology and Human Welfare
Question #17447
Back to Home
View All Biology and Human Welfare Questions
33 Views
Question
What is formed when solids settle during primary treatment?
A. Activated sludge
B. Biogas
C. Primary sludge
D. Supernatant
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
Why is the presence of pests considered important in organic farming?
29
What is the role of enzymes in laundry detergents?
33
What causes the dough for idli and dosa to ferment?
25