Ultimate Quiz On Ecdysozoa

12 Questions | Total Attempts: 145

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Ultimate Quiz On Ecdysozoa - Quiz

Because I still don't want to revise MCI :D


Questions and Answers
  • 1. 
    How many phylums are in Ecdysozoa?
    • A. 

      1

    • B. 

      2

    • C. 

      3

    • D. 

      4

    • E. 

      5

    • F. 

      6

    • G. 

      7

    • H. 

      8

  • 2. 
    Check all phylums included in Ecdysozoa:
    • A. 

      Chelicerates

    • B. 

      Nematoda

    • C. 

      Onychophora

    • D. 

      Tardigrada

    • E. 

      Cestodes

    • F. 

      Annelida

    • G. 

      Arthropoda

    • H. 

      Coeloids

    • I. 

      Nematomorphs

    • J. 

      Liapulids

    • K. 

      Priapulids

    • L. 

      Kinorhynchs

  • 3. 
    What are the main characteristics of Ecdysozoa?
    • A. 

      External cilia

    • B. 

      Ciliated larval forms

    • C. 

      No ciliated larval forms

    • D. 

      No external cilia

    • E. 

      Cuticle

    • F. 

      Coelom

    • G. 

      Reduced coelom/haemocoel

    • H. 

      Moulting

  • 4. 
    The ecdysozoan cuticle is made of ____, a polymer of ___ ______ _______
  • 5. 
    Cuticle properties can be changed by_____
    • A. 

      Layers

    • B. 

      Additives

    • C. 

      Sun exposure

    • D. 

      Water exposure

  • 6. 
    Who adds minerals to increase what? (Example in lecture)
    • A. 

      Crustacea add minerals to increase water proofing

    • B. 

      Crustacea add minerals to increase hardness

    • C. 

      Tardigrades add minerals to increase elasticity

    • D. 

      Grasshoppers add alcohol to increase cocktails

  • 7. 
    The cuticle is secreted by the ______
  • 8. 
    Nematodes have low ____ diversity but very high _____ diversity.
  • 9. 
    DNA _____ _____ has been invaluable in establishing Ecdysozoa.
  • 10. 
    Which phylum shows coelomate ancestry most clearly?
    • A. 

      Arthropoda

    • B. 

      Nematoda

    • C. 

      Onychophora

    • D. 

      Tardigrada

    • E. 

      Nematomorpha

  • 11. 
    Insects and nematodes have lost original ____ and  ____ _____ new systems.
  • 12. 
    Small Ecdysozoa (such as tardigrades) are good at _____
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