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 #17138
Back to Home
View All Biology and Human Welfare Questions
20 Views
Question
Which gas causes the holes in Swiss cheese?
A. Oxygen
B. Nitrogen
C. Hydrogen
D. Carbon dioxide
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the general shape of the Tobacco Mosaic Virus (TMV) shown in Figure 8.2(c)?
12
What is the main purpose of sewage treatment plants?
21
What is the primary function of interferons in innate immunity?
19
How many fresh stubble burning incidents were recorded in Punjab on October 23, 2025?
(Current Affairs)
16
What operation involved air raid warning sirens and civil defence training across India?
(Current Affairs)
283