Lactic Acid Bacteria $(LAB)$ grow in milk and convert it into curd,and also improve its nutritional quality by increasing the content of ...........

Which vitamin content is increased by Lactobacillus bacteria in milk?

Streptococcus is employed in the manufacturing of

What is $LAB$ used for among the following?

How many of the following statements are correct regarding the process of converting milk into curd?
$I -$ The bacteria responsible for this process are $LAB$.
$II -$ $LAB$ produces acids that coagulate the milk.
$III -$ The protein present in milk is partially digested.
$IV -$ It increases the nutritional quality by increasing the amount of Vitamin $B_{12}$.

The conversion of milk into curd by $LAB$ (Lactic Acid Bacteria) increases the nutritional value by producing . . . . . . .