Dissolved Organic Carbon (DOC) vs
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Questions and Answers

Which fraction of organic carbon can pass through a filter with a pore size typically between 0.22 and 0.7 micrometers?

  • Particulate organic carbon (POC)
  • Dissolved organic matter (DOM)
  • Carbon in the atmosphere
  • Dissolved organic carbon (DOC) (correct)

    • What is the term used to refer to the fraction of organic carbon that remains on the filter after passing through?

  • Dissolved organic matter (DOM)
  • Dissolved organic carbon (DOC)
  • Carbon in the atmosphere
  • Particulate organic carbon (POC) (correct)

    • What does DOM refer to?

  • The total mass of the dissolved organic matter (correct)
  • The mass of nitrogen, oxygen, and hydrogen
  • The mass of carbon in the dissolved organic material
  • The mass of other elements present in the organic material

    • Which is typically more abundant, DOC or DOM?

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

    What percentage of all organic matter does DOC account for?

    <p>20%</p> Signup and view all the answers

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