Assertion (A):  HCl converts pepsinogen into active enzyme pepsin.  

Reason (R): Pepsin converts protein into proteoses and peptones. 



HCl creates an acidic medium inside the stomach which helps in the activation of pepsinogen to pepsin .


The active enzyme pepsin is responsible for breaking down proteins into proteoses and peptones.

Breakdown of proteins in stomach-01.jpg


  • The assertion is True
  • The reason is True

But the reason is not the correct explanation of the assertion 

So, the correct option is (b)

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Maninder Singh

CA Maninder Singh is a Chartered Accountant for the past 14 years and a teacher from the past 18 years. He teaches Science, Economics, Accounting and English at Teachoo