Question

Yogurt contains Living bacteria. Bacteria are also capable of respiring, anaerobically. If of yogurt is left for a Long time, the lid bulges upwords. Suggest why this happens. a sealed carton
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Answer 1

Answer:

One of the end product of anaerobic fermentation is carbondioxide. In a sealed container, with the passage of time oxygen depletes and anaerobic fermentation increases, hence producing carbondioxide. As the gas amount started to increase it occupys the upper space and put pressure on the lid and lid starts to bulge.

Answer 2

Answer:

loctobacilus is present in milk.