The enzymes present in the saliva convert

  1. fats into fatty acids and glycerol.
  2. starch into simple sugars.
  3. proteins into amino acids.
  4. complex sugars into simple sugars.


The salivary gland present in the mouth secretes saliva. It contains the enzyme amylase (ptyalin) that breaks down into simple sugars. Only about 30% starch digestion takes place in the mouth.

The correct option is B.

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