Algae Biofuel Quiz

12 Questions

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Algae Quizzes & Trivia

Here is a quiz to test your knowledge about Algae Biofuel!


Questions and Answers
  • 1. 
    Biofuels are carbon-neutral. What does this mean?
    • A. 

      It does not release carbon dioxide into the atmosphere at all

    • B. 

      It recycles the carbon content already in the atmosphere

    • C. 

      It is chemically inert to carbon

  • 2. 
    The growth cycle of algae is:
    • A. 

      3 months

    • B. 

      30 days

    • C. 

      10 days

    • D. 

      4 weeks

  • 3. 
    The oil yield from algae is high because:
    • A. 

      It has a lot of lipids

    • B. 

      It has a short cultivation cycle

    • C. 

      All of the above

  • 4. 
    Algae cannot be used as:
    • A. 

      Fertiliser

    • B. 

      Biomass

    • C. 

      Something for removing salt from seawater

    • D. 

      Food

  • 5. 
    Why is Algae environmentally friendly?
    • A. 

      Yes, it does not produce carbon dioxide at all

    • B. 

      Yes, it is carbon neutral and may even reduce carbon impact by 70%

    • C. 

      None of the above

  • 6. 
    Algae cannot be grown in:
    • A. 

      Ponds

    • B. 

      Sea

    • C. 

      Wastewater

    • D. 

      All of the above

    • E. 

      None of the above

  • 7. 
    Harvesting is:
    • A. 

      Separating algae from its medium (oil)

    • B. 

      Separating oil from the algae

    • C. 

      Separating algae from its medium (water)

  • 8. 
    Which of the following about closed pond systems is false?
    • A. 

      It solves most of the problems of a open pond

    • B. 

      It is just an open pond system with a greenhouse to close it off

    • C. 

      It is just as complex as an open pond system

  • 9. 
    The main reason why open ponds have to be shallow is because:  
    • A. 

      It saves money

    • B. 

      It maximises sunlight taken in by the algae

    • C. 

      It saves space

    • D. 

      It maximises nutrients taken in by the algae

  • 10. 
    Algae can be grown only in seawater.
    • A. 

      True

    • B. 

      False

  • 11. 
    Algae has a yield close to that of peanuts.
    • A. 

      True

    • B. 

      False

  • 12. 
    Which of these methods can be used to extract algae?
    • A. 

      Oil press

    • B. 

      Chemical solvent

    • C. 

      Microwave-assisted

    • D. 

      Carbon dioxide as a solvent

    • E. 

      Burning

    • F. 

      Washing under water