Question

Give reasons for the following:

Only a teaspoon of curd is added to milk to make curd.

Answer 1

Curdling of milk:

1. In the process of curdling of milk a small quantity of curd is added to milk to produce curd.
2. The teaspoon of curd added to milk contains the bacteria Lactobacillus.
3. As the bacteria gets more lactose, it will produce lactic acid in the milk converting the entire milk into curd.
4. Therefore, Lactobacillus will be able to grow in the milk producing the curd.