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 #21035
Back to Home
View All Biology and Human Welfare Questions
5 Views
Question
Which process reduces biochemical oxygen demand (BOD) in sewage treatment?
A. Primary treatment
B. Chemical precipitation
C. Distillation
D. Secondary treatment
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What type of bacteria produces methane during anaerobic digestion?
3
What is the major component of the human immune system?
3
Who discovered the first antibiotic, Penicillin?
3
Which ministry clarified that wildlife clearance is not automatically required for constructing esse...
(Current Affairs)
13
What is the name of the social media platform that Nepal Tourism Board (NTB) partnered with to promo...
(Current Affairs)
2