Ammonia and Amino Acids
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Questions and Answers

Which of the following is the primary source of energy for microorganisms capable of fixing nitrogen into a form usable by animals?

  • Photosynthesis of host plants (correct)
  • Soil nutrients
  • Lightning
  • Oxidation and reduction (respiration)

    • Which process is used to convert nitrogen for use in fertilizers industrially?

  • Special catalysts which drive the reduction of N2 by H2 (correct)
  • A simple, energy efficient reaction of N2 with water
  • A reaction between nitric acid and hydrogen gas
  • A cryogenic (very low temperature) process between N2 and H2

    • Which bacteria are capable of nitrogen fixation according to the text?

  • Klebsiella
  • E. coli (correct)
  • Cyanobacteria
  • Azobacter

    • How is ammonia incorporated into amino acids according to the text?

    <p>All of the above</p> Signup and view all the answers

    What protects nitrogenases from oxygen to prevent inactivation?

    <p>None of the above</p> Signup and view all the answers

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