Questions based on physical and chemical change — task. Science CBSE, Class 7.

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Choose the best answer based on the following questions:

1. Which of the following is a irreversible change?

Chopped wood
Chemical change
Physical change

2. Find the reversible process?

Melted butter
Boiled potato
Baked rice

3. Tearing of paper is an example of __________.

physical change
chemical change
crystallisation

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