A. 2 years
B. 3 years
C. 4 years
D. 5 years
Answer & Explanation
Which of the following glands secrete tears?
Which is the largest gland in the human body?
D. None of these
Which is the largest organ in the human body?
A person of which of the following blood groups is called a universal donor?
How many bones are there in a newly born infant?