Phototrophic Prokaryotes Quiz
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Questions and Answers

What is a characteristic of anoxygenic phototrophs?

  • They belong to the cyanobacteria group
  • They use H2O as the electron donor for photosynthetic reduction of NADP+
  • They are only found in aerobic environments
  • They do not produce oxygen (correct)

    • Which of the following is a characteristic of oxygenic phototrophs?

  • They use CO2 as the electron donor for photosynthetic reduction of NADP+
  • They grow only anaerobically
  • They belong to the purple photosynthetic bacteria group
  • They produce oxygen during light reaction (correct)

    • Which genera are among the prochlorophytes?

  • Chromatium, Ectothiorhodospira, and Rhodopseudomonas
  • Synechococcus, Anabaena, and Gloeocapsa
  • Prochloron, Prochlorothrix, and Prochlorococcus (correct)
  • Nostoc, Oscillatoria, and Spirulina

    • Which is an example of purple sulfur phototrophs?

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

    What is the electron donor for the photosynthetic reduction of NADP+ in oxygenic phototrophs?

    <p>H2O</p> Signup and view all the answers

    Which of the following is a characteristic of anoxygenic phototrophs?

    <p>They do not produce oxygen</p> Signup and view all the answers

    Which of the following is an example of purple nonsulfur phototrophs?

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

    What is the electron donor for the photosynthetic reduction of NADP+ in oxygenic phototrophs?

    <p>H2O</p> Signup and view all the answers

    Which genera are among the prochlorophytes?

    <p>Prochloron, Prochlorothrix, and Prochlorococcus</p> Signup and view all the answers

    What do oxygenic phototrophs produce during the light reaction?

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

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