User Forum

Subject :NSO    Class : Class 7

Hydrochloric acid in stomach
(i) Helps in the digestion of proteins.
(ii) Kills bacteria present in ingested food.
(iii) Converts starch into sugars.
(iv) Provides an alkaline medium in the stomach.

A(ii) and (iv) only
B(i) and (ii) only
C(ii) and (iii) only
D(ii) only


I didn't know HCL kills proteins. Never mentioned in the prep guide book. Level 2 is very hard.

Post Your Answer