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
Human Physiology
Question #14850
Back to Home
View All Human Physiology Questions
34 Views
Question
What is the primary cause of chronic bronchitis?
A. Viral infection
B. Genetic mutation
C. Poor diet
D. Long-term smoking or irritants
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the primary carrier of carbon dioxide in blood plasma?
27
What is the primary purpose of breathing?
36
Which excretory structure is found in earthworms?
31