FOOD PRODUCT DEVELOPMENT
SENSORY EVALUATION AND TESTING
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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chemical
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physical
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Either A or B
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None of the above
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Detailed explanation-1: -No change in the chemical composition occurs when it is melted. Thus, melting of butter is a physical process because the physical appearance of the butter changes, the change is visible to eyes, the change can be reversed and no chemical change occurs.
Detailed explanation-2: -The cream went through a physical change when it turned into butter. The fat globules clumped together causing the liquid to be squeezed out of the solid mass. This physical change is reversible.
Detailed explanation-3: -But when butter melts, it goes from a solid state to a liquid state. That’s a physical change. It’s easily reversible if you return the butter to a cold place where it solidifies again. Q.
Detailed explanation-4: -Among these, physical changes are: Cutting of an iron rod, Melting of ghee since it doesn’t involve any other product formation.