Aerobic Treatment Systems vs
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Questions and Answers

Which type of treatment system uses an aerobic process for digestion rather than an anaerobic process?

  • An aerobic treatment system (correct)
  • A septic tank system
  • A traditional septic system
  • A public sewer system
  • Where are aerobic treatment systems commonly found?

  • Urban areas with public sewers
  • Industrial areas with advanced treatment systems
  • Rural areas without public sewers (correct)
  • Residential areas with large septic tanks
  • What is the main advantage of an aerobic treatment system over a traditional septic system?

  • Produces a high quality secondary effluent
  • Requires a smaller leach field
  • Allows for surface irrigation
  • All of the above (correct)
  • What is the purpose of the pre-treatment stage in an aerobic treatment system?

    <p>To remove large solids and other undesirable substances</p> Signup and view all the answers

    What happens during the settling stage in an aerobic treatment system?

    <p>Undigested solids settle</p> Signup and view all the answers

    Which of the following is a product of the bacterial hydrolysis stage in anaerobic digestion?

    <p>Methane</p> Signup and view all the answers

    What is the role of acidogenic bacteria in anaerobic digestion?

    <p>Convert carbohydrates into soluble derivatives</p> Signup and view all the answers

    Where does anaerobic digestion occur naturally?

    <p>In oceanic basin sediments</p> Signup and view all the answers

    What is the main purpose of anaerobic digestion?

    <p>To manage waste</p> Signup and view all the answers

    Who discovered that marsh gas methane is a product of anaerobic digestion?

    <p>Alessandro Volta</p> Signup and view all the answers

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