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 #21054
Back to Home
View All Biology and Human Welfare Questions
24 Views
Question
Which stage of sewage treatment involves mechanical removal of solid waste?
A. Secondary treatment
B. Tertiary treatment
C. Biological treatment
D. Primary treatment
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
Which of the following is NOT a blood cholesterol-lowering agent?
24
Which traditional Indian food made from rice and black gram uses microbial fermentation?
21
Which yeast is primarily used for fermenting malted cereals and fruit juices?
24
What was the water level of the Yamuna River at Delhi’s Old Railway Bridge on 17th August 2025?
(Current Affairs)
46
Which state formed a high-level committee to strengthen State autonomy in April 2025?
(Current Affairs)
52