Question

Which type of food would have lactic acid bacteria? Discuss their useful application.

Answer 1

Answer:

Curd would have lactic acid bacteria.

i. Lactic acid bacteria convert milk into curd by producing lactase. Lactase changes milk sugar lactose into lactic acid. Lactic acid brings about coagulation of milk protein casein to change milk into curd.

ii. Bacteria removes lactose of milk to which many persons are allergic.

iii. Bacteria produce B12 .

iv. They check the growth of putrefying bacteria as well as harmful microbes

Answer 2

Answer:

Lactic acid bacteria can be found in curd. It is this bacterium that promotes the formation of milk into curd. The bacterium multiplies and increases its number, which converts the milk into curd. They also increase the content of vitamin B12 in curd. Lactic acid bacteria are also found in our stomach where it keeps a check on the disease-causing micro-organisms.

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