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Class 12BiologyMicrobes in Human WelfareMicrobes in Production of Biogas
Easy

In a biogas plant,when does the gas holder (cover) rise?

  • A
    When waste is disposed of
  • B
    When gas is produced by bacteria
  • C
    When organic waste and cow dung slurry are mixed in the tank
  • D
    None of the above
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Class 12 Questions

Class 12

Biology Questions

Chapter

Microbes in Human Welfare

Subtopic

Microbes in Production of Biogas

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