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Microbes in Human Welfare — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYMicrobes in Human Welfare1 Mark
MCQ
Big holes in Swiss cheese are made by a:
  • ✓
    a bacterium producing a large amount of carbon dioxide
  • B
    a fungus that releases a lot of gases during its metabolic activities
  • C
    a bacterium that produces methane gas
  • D
    a machine
✓

Answer

Correct option: A.
a bacterium producing a large amount of carbon dioxide
a bacterium producing a large amount of carbon dioxide

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