Question

Why dough if left in the open , after a few days , start to emit foul smell and become un fit for use . Give reason

Answer 1

When dough is left open, the growth of fungus takes place and the reproduction of yeast takes place. The fungus causes foul smell and the presence of microorganisms makes it unfit dor consumption.

Answer 2

When dough is left open for a few days it starts giving out a foul smell.This is due to bacterial action on the dough.Soon after a couple of days it starts giving out a foul smell and makes​ the dough unfit for consumption.

Hope it helps.................