Phylum Cnidaria Lab

6 Questions | Total Attempts: 54

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Phylum Quizzes & Trivia

This scientific quiz is all about cnidaria, a phylum which contains over 10,000 unique species of animals which exclusively inhabit aquatic environments. What else do you know about these particular creatures? Let’s find out now!


Questions and Answers
  • 1. 
    Cnidarians are the first animals to have true tissue making them eumetazoan. 
    • A. 

      True

    • B. 

      False

  • 2. 
    The hydroids have _________ symmetry and they are __________ meaning it is derived from two tissue layers. 
  • 3. 
    Cnidarians are _______ meaning they have more than one body form. 
  • 4. 
    The two body forms are 
    • A. 

      Larvae, buds

    • B. 

      Medusa, polyp

    • C. 

      Ectoderm, endoderm

  • 5. 
    These are stinging cells
    • A. 

      Pneumatocyte

    • B. 

      Pinocyte

    • C. 

      Cnidocyte

  • 6. 
    Medusa are
    • A. 

      Monoecious

    • B. 

      Dioecious