How Knowledgeable Are You About Seaweed?

10 Questions | Total Attempts: 452

SettingsSettingsSettings
How Knowledgeable Are You About Seaweed? - Quiz

Do you know that the term "seaweed" is just a colloquial term and lacks a formal definition? Well, think about it, sea-weed, weeds that grow in the sea. That's your formal definition. Seaweed, as it is normally called, has a lot of uses. It is consumed mostly by coastal people(which make sense because they live close to the source). Take this quiz to test your knowledge of seaweed.


Questions and Answers
  • 1. 
    Which of the following is not a variety of seaweed?
    • A. 

      Green algae

    • B. 

      Yellow-green algae

    • C. 

      Red algae

    • D. 

      Brown algae

  • 2. 
    Rotting seaweed is a potent source of which of the following?
    • A. 

      Hydrogen isocyanide

    • B. 

      Hydrogen selenide

    • C. 

      Hydrogen peroxide

    • D. 

      Hydrogen sulfide

  • 3. 
    Which of the following classification of seaweed is most useful for sea creatures?
    • A. 

      Green algae

    • B. 

      Brown algae

    • C. 

      Red algae

    • D. 

      None of the above

  • 4. 
    What is the maximum length of green algae?
    • A. 

      Three feet long

    • B. 

      Four feet long

    • C. 

      Five feet long

    • D. 

      Two feet long

  • 5. 
    Which of the following type of algae grows the largest among the varieties of seaweed?
    • A. 

      Red algae

    • B. 

      Yellow-green algae

    • C. 

      Green algae

    • D. 

      Brown algae

  • 6. 
    Which type of reproduction does seaweed use?
    • A. 

      Only asexually

    • B. 

      Only sexually

    • C. 

      Sexually or asexually

    • D. 

      None of the above

  • 7. 
    Which of the following is not a variety of seaweed?
    • A. 

      Chlorophyta

    • B. 

      Pyrrophyta

    • C. 

      Rhodophyta

    • D. 

      Paeophyta

  • 8. 
    Which of the following is not a necessary environmental requirement for a seaweed ecology?
    • A. 

      Presence of seawater

    • B. 

      Presence of sufficient light

    • C. 

      Presence of surrounding aquatic animals

    • D. 

      A firm attachment point

  • 9. 
    Which of the following combination of Genus and Algae Phylum of seaweed examples is not correct? 
    • A. 

      Fucus-Brown

    • B. 

      Caulerpa-Green

    • C. 

      Gracilaria-Brown

    • D. 

      Monostroma-Green

  • 10. 
    What is the Algae Phylum of this genus: Macrocystis?
    • A. 

      Green

    • B. 

      Red

    • C. 

      Yellow-Green

    • D. 

      Brown

Back to Top Back to top