Content protected from screenshots
GKFix.in
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
GKFix.in
Home
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
Start Quiz
GKFix MCQ Question
Test your knowledge and learn something new
Home
Biology and Human Welfare
Question #17462
Back to Home
View All Biology and Human Welfare Questions
15 Views
Question
How does secondary treatment reduce pollution?
A. By increasing temperature
B. By adding disinfectants
C. By evaporating contaminants
D. By lowering organic content through microbial action
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
Which microbe is used in the production of bread?
15
From which microbe is Cyclosporin A obtained?
22
Which enzyme breaks down pectin in fruit juices?
20
What significant infrastructure project was inaugurated by Prime Minister Narendra Modi in Goa in Ju...
(Current Affairs)
56
Which event was organized by the Delhi Tourism Department in October 2025 to promote eco-tourism and...
(Current Affairs)
13