Metabolism of Nitrogen and Nucleotides Quiz
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Questions and Answers

What is the biochemical form of nitrogen more useful for organisms?

  • NH3 (correct)
  • NO2
  • N2O
  • N2
  • What percentage of the atmosphere is nitrogen gas (N2)?

  • 30%
  • 90%
  • 80% (correct)
  • 50%
  • What process devised in 1910 allows for industrial fixation of nitrogen?

  • Ammonification process
  • Fixation process
  • Haber process (correct)
  • Nitrogenation process
  • Which organisms can convert nitrogen gas (N2) into ammonia (NH3)?

    <p>Diazotrophic bacteria</p> Signup and view all the answers

    What are the key components synthesized from ammonia during nitrogen fixation?

    <p>$eta$-amino acids and purines</p> Signup and view all the answers

    What is the main theme that explains the unity and diversity of life in biology?

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

    What is the primary unit of life that all organisms are made up of?

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

    Which scientific method do biologists use to make observations, pose questions, and form conclusions?

    <p>The scientific method</p> Signup and view all the answers

    What is the broad scope of biology referred to as?

    <p>A natural science</p> Signup and view all the answers

    What is the key process that allows organisms to move, grow, and reproduce?

    <p>Energy processing</p> Signup and view all the answers

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