Question

An enzyme present in the saliva of human beings is :
A. thiamine
B. riboflavin
C. amylases
D. none of these

Answer 1

Hint – To get the right option one you need to know that the enzyme which converts the starch into sugar and helps in digestion of food is present in the saliva of human beings and many other elements.

Complete answer:

Ptyalin is the starch hydrolyzing enzyme secreted by salivary glands in human beings. It is also called salivary amylase. Ptyalin secreted in the mouth brings about digestion of starch in the mouth itself.
Hence, the right option is C.

Note – To get this problem solved you need to know about the chemicals provided in the problem. It is needed to learn that amylase is the present saliva of human beings and many other elements. Knowing this will solve your problem.