Question

Give examples to prove that microbes release, gases during metabolism.

Answer 1

Answer:

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Explanation:

The puffy appearance of Idli and Dosa dough is due to carbondixoide released by microbes during fermenration. Likewise, baking industries uses Baker's yeast that causes rise of batter of cakes and pastries during the process. It is also due to released carbon dioxide during lactic acid fermentation.

Answer 2

Explanation:

There are lots of examples which prove, that microbes release gases during their metabolism. Some examples are as follows :

• Dough, which is used for making dosa and idli is fermented by bacteria. The puffy appearance of dough is due to production of CO2 by fermentation process.

• Swiss cheese is characterized by having the characteristic flavour and large holes. The large holes are formed due to the amount of CO2 released by a bacterium Propionibacterium sharmanii.