Big holes in Swiss cheese are made by a:
a. a machine
b. a bacterium that produces methane gas
c. a bacterium producing a large amount of carbon dioxide
d. a fungus that releases a lot of gases during its metabolic activities.


NCERT Class XII
Biology - Main Course Book

Chapter 10. Microbes in Human Welfare

2

Answers

2015-06-19T17:36:39+05:30
C) bacteria producing a large amount of carbon dioxide
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2015-06-19T17:36:47+05:30
Big holes in Swiss cheese are made by (c) a bacterium producing a large amount of carbon dioxide . So , Option (c) is correct .
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