Question

Curdling of milk in the stomach is due to action of. 1.Pepsin 2.Renin 3.HCL

Answer 1

Chymosin (Rennin) and the Coagulation Of Milk. Chymosin, known also as rennin, is a proteolytic enzyme related to pepsin that synthesized by chief cells in the stomach of some animals. Its role in digestion is to curdle or coagulate milk in the stomach, a process of considerable importance in the very young animal.

So your answer is Rennin :-)

Answer 2

the coagulation of milk takes place inside stomach due to Renin