Question

if we forgot to put the milk into refrigerator for one day. so it will become like a curd . why it become like curd ? ​

Answer 1

As a bacteria will be created on it

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Answer 2

Answer:

It becomes curd due to the action of a bacteria Lacto Bacillus. This bacteria converts lactose into lactic acid, thus turning milk into curd. But when kept in refrigerator, due to the extremely low temperature, the bacteria becomes inactive