Question

Why foes the stale food give bad smell and bad taste?

Answer 1

When Foods & Oils remain in contact with air for longer period of time. They became Oxidised and they become Rancid. Due to this there smell and taste changes. Hence it is advised to keep the food in a container to prevent it from oxidation.

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Answer 2

Answer:

the fungi that group on a spoil the bread due to which it produce bed smell and had a bad test