Module 13 - Phylum Chordata

12 Questions | Total Attempts: 63

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Module 13 - Phylum Chordata

Phylum chordata are among the many in Kingdom animalia and they are categorized as those with a hollow dorsal nerve cord, an endostyle and a postanal tail. Did you know this? The quiz below tests on this and more.

Questions and Answers
  • 1. 
    A circulatory system is said to be      open / closed    when the oxygen-       carrying blood cells never leave the blood vessels.
  • 2. 
    The      cerebrum / cerebellum   is the region of the brain that contains the lobes which       integrate sensory information and coordinate the creature's response to that information.
  • 3. 
      Internal / External      fertilization is the process by which the male places sperm inside the         female's  body where the eggs are fertilized.
  • 4. 
    The   doral / caudal   fin is the main fin used for swimming by both shark and bony fish.
  • 5. 
    _____________ gives fish their "slimy" feel, waterproofs their scales, protects them from parasites and makes them more mobile in the water.
    • A. 


    • B. 


    • C. 


    • D. 


  • 6. 
    The region of the brain that controls involuntary actions and refines muscle movement is the   cerebrum / cerebellum   
  • 7. 
    What is the major respiratory organ for most amphibians?
  • 8. 
    Circulatory system:  Which vessel immediately delivers blood away from the heart? Check one
    • A. 


    • B. 


    • C. 


  • 9. 
    Which has the most flexible skeleton?
    • A. 


    • B. 


    • C. 


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