Why do some fruits taste sour? Which acid is present in curd? [2 MARK

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Why do some fruits taste sour? Which acid is present in curd? [2 MARKS]

Answer:
:
Why: 1 Mark
Which: 1 Mark
The sour taste of many fruits and vegetables is due to the various types of acids present in them. The word acid is derived from a Latin word, which means "sour”.
Lactic acid is present in curd.

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