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 #17138
Back to Home
View All Biology and Human Welfare Questions
40 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
Which of the following best describes the role of microbes in antibiotic production?
26
What does Figure 8.5 show in the textbook?
41
Which organism produces statins for lowering cholesterol levels?
36