Question

What is the role of acid in our stomach?​

Answer 1

• Kills the germs present in the food.
• Softens the food bolus.
• Helps the protein breaking enzymes, pepsin to function because of the acidic medium.

Answer 2

Answer:

(i) It makes the medium inside the stomach acidic, that is necessary for the activation of enzyme pepsin. It converts inactive propepsin into active pepsin.

(ii) Hydrochloric acid kills the bacteria, which may enter the stomach along with food.

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