9e Luke : Carbon Cycle

5 Questions | Total Attempts: 41

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Carbon Cycle Quizzes & Trivia

Questions and Answers
  • 1. 
    The air contains about how much percent (%) of carbon dioxide?
    • A. 

      0.03318

    • B. 

      0.3

    • C. 

      0.03

    • D. 

      3

  • 2. 
    Animals, plants, fungi and some bacteria produce carbon dioxide during what?
    • A. 

      Excretion

    • B. 

      Photosynthesis

    • C. 

      Respiration

    • D. 

      Nutrification

  • 3. 
    The Carbon Cycle was initially discovered by which two scientists?
    • A. 

      Michael Attaliates and Anna Comnena

    • B. 

      Hitler and Alf Stuart

    • C. 

      Vladimir Vernadsky and Ivan Yefremov

    • D. 

      Joseph Priestley and Antoine Lavoisier

  • 4. 
    What doesn't produce carbon dioxide?
    • A. 

      Cows

    • B. 

      Burning wood

    • C. 

      Plants

    • D. 

      A rock

  • 5. 
    All living organisms are based on the carbon atom.
    • A. 

      True

    • B. 

      False

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