Question

Fresh milk has a pH 6. how do you think pH will change as it turns into curd ? explain the change in colour?​

Answer 1

Answer:

When milk is turned into curd then its pH value will decrease due to the production of lactic acid in curd which is acidic in nature. ... It turns sour and the ph value decreases from 6.

Answer 2

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• Fresh milk has a pH of 6. Hence it is an acid.
• To turn the milk as curd , we have to add yeast in the form of some curd.
• The fermentation takes place .
• During this process,the pH increases and sets as curd.