Which of the following are true when milk changes into curd?

1. Its state is changed from liquid to semi solid.
2. It changes colour.
3. It changes taste.
4. The change cannot be reversed.

Choose the correct option from below:
(a) (i) and (ii) are correct.
(b) (ii) and (iii) are correct.
(c) (i), (iii) and (iv) are correct.
(d) (i) to (iv) are correct.

Correct answer: (c) (i), (iii) and (iv) are correct.  

Explanation:  When milk changes to curd it becomes semi-solid. The taste of milk changes and the change is irreversible but there is no change in colour. It remains white only.

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Updated on: 01-Feb-2023

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