Question

Lactobacillus mediated conversion of milk to curd results because of

• A. Coagulation and partial digestion of milk fats.
• B. Coagulation and partial digestion of milk proteins.
• C. Coagulation of milk proteins and complete digestion of milk fats.
• D. Coagulation of milk fats and complete digestion milk protein.

Answer 1

The correct option is B Coagulation and partial digestion of milk proteins.

Lactic acid bacteria (LAB) like lactobacillus are added to milk. It converts lactose sugar of milk into lactic acid. Lactic acid causes coagulation and partial digestion of milk protein casein. Milk is changed into curd, yoghurt and cheese.