MCQOPTIONS
Bookmark
Saved Bookmarks
→
General Knowledge (GK)
→
Ancient Indian History
→
Percentage of O2 present in inhaled air in man is...
1.
Percentage of O2 present in inhaled air in man is about
A.
21%
B.
78%
C.
1%
D.
43%
Answer» B. 78%
Show Answer
Discussion
No Comment Found
Post Comment
Related MCQs
An erythrocyte lives for approximately
The abnormal increase in the total RBC count is referred to as
In humans, bile juice is secreted by
Which gland is not associated with human alimentary canal?
An enzyme which can only act in acidic medium is
About how much saliva does a person produce each day?
The part of digestive system where no digestion occurs
Which of the following animals has no need for a gall bladder?
Pancreas has
Curdling of milk in the stomach is due to the action of
Reply to Comment
×
Name
*
Email
*
Comment
*
Submit Reply
Your experience on this site will be improved by allowing cookies. Read
Cookie Policy
Reject
Allow cookies
