Question

What is saliva ? state its role in digestion

Answer 1

saliva is a watery fluid secreted in the mouth by the salivary glands . it is made up of enzyme salivary amylase.
saliva helps in digestion of food . about 30% of carbohydrates is digested in the mouth by the saliva.



            hope this helps u........

Answer 2

Heya, find the answer in the attached image.

Only , go through the written part and not on the diagram.

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Thanks.