When milk changes into yoghurt ........... sugar converts into Acid?

Maltose

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Lactose

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Sucrose

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Fructose

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Solution

The correct option is B Lactose
Milk is rich in lactose sugar. When it is converted into yogurt, lactose sugar is converted to lactic acid by the action of Lactobacillus.
Hence, the correct answer is 'Lactose'.

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