Question

what is the role of saliva in the digestion

Answer 1

It converts the sugar into the complex form called sucrose and hence started the digestion of food at very first in the mouth. ...
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Answer 2

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• saliva moisten the food by which it can easily pass from oesophagus.
• saliva creates a food bolus.
• saliva contain an enzyme called salivary amylaze which converts the starch into simple sugar.