Question

If we keep Roti, Dal, Yougurt, and Cucumber in different jars for 1 week.

What changes will occur in their smell, colour and cotony growth after 3 days and 1 week.
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Answer 1

Explanation:

if we keep roti dal and cucumber and yoghurt in a jar for 1 weeks 3 days there will be a smell which will be sour and fugitive like bacteria can also occur