Trivia Quiz About Phylum Porifera

13 Questions | Total Attempts: 102

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Phylum Porifera Quizzes & Trivia

Questions and Answers
  • 1. 
    Which of the following is not characteristic of the phylum porifera ?
    • A. 

      Porous

    • B. 

      Radial symmetry

    • C. 

      Sessile

    • D. 

      Multicellular

  • 2. 
    Which environment would be most suitable for most sponges ?
    • A. 

      An aquarium

    • B. 

      Quiet protected canal

    • C. 

      Mud flat

    • D. 

      Rocky channel with constant current

  • 3. 
    The cell in the sponges responsible for producing water circulation is the
    • A. 

      Spongoecoel

    • B. 

      Spicule

    • C. 

      Amoebocyte

    • D. 

      Choanocyte

  • 4. 
    Members of the phylum porifera that are used commercially as sponges have a skeleton of 
    • A. 

      Spicules and spongin

    • B. 

      Spongocoel

    • C. 

      Spongin only

    • D. 

      Luffa

  • 5. 
    All sponges share one of these characteristics
    • A. 

      Reproduce asexually only

    • B. 

      Relatively simple but sophisticated nervous system

    • C. 

      Multicellular

    • D. 

      Nematocysts

  • 6. 
    A larva is best defined as;
    • A. 

      An immature stage that is able to reproduce

    • B. 

      Early colony of cells of freshwater sponges

    • C. 

      Immature stage of an animal that looks different from the adult

    • D. 

      Sperm cell that lives free in the water.

  • 7. 
    Sponges are sessile their entire life
    • A. 

      True

    • B. 

      False

  • 8. 
    Sponges are eaten by many other marine animals
    • A. 

      True

    • B. 

      False

  • 9. 
    Like most marine organisms, sponges have gills for gas exchange
    • A. 

      True

    • B. 

      False

  • 10. 
    The name porifera means __________
  • 11. 
    The two main sources of food for sponges are organic particles and _______________
  • 12. 
    Two main types of asexual reproduction sponges are regeneration and ______________
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