Taxonomy And Classification Test

20 Questions  I  By Staylor98
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This test is to assess your knowledge of the characteristics and trends that determine rules of taxonomy and classification.

  
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  • 1. 
    These organisms often have both a polyp form and a medusa form in their life cycle.
    • A. 

      Echinoderms

    • B. 

      Annelids

    • C. 

      Arthropods

    • D. 

      Cnidarians

    • E. 

      Chordates


  • 2. 
    These organisms have pharyngeal gill slits and a dorsal hollow nerve cord at some time in their development.
    • A. 

      Echinoderms

    • B. 

      Annelids

    • C. 

      Arthropods

    • D. 

      Cnidarians

    • E. 

      Chordates


  • 3. 
    These organisms have radial symmetry and a water vascular system and are generally bottom-dwellers.
    • A. 

      Echinoderms

    • B. 

      Annelids

    • C. 

      Arthropods

    • D. 

      Cnidarians

    • E. 

      Chordates


  • 4. 
    These organisms have a chitinous exoskeleton and jointed appendages.
    • A. 

      Echinoderms

    • B. 

      Annelids

    • C. 

      Arthropods

    • D. 

      Cnidarians

    • E. 

      Chordates


  • 5. 
    An animal with anterior, posterior, dorsal, and ventral surfaces on its body must exhibit
    • A. 

      Protostomic development.

    • B. 

      Coelomate development.

    • C. 

      Segmentation.

    • D. 

      Radial symmetry.

    • E. 

      Bilateral symmetry.


  • 6. 
    Which of the following groups contains prokaryotic organisms capable of surviving the greatest extremes in temperature or salt concentration?
    • A. 

      Protista

    • B. 

      Archaeabacteria

    • C. 

      Plantae

    • D. 

      Fungi

    • E. 

      Viruses


  • 7. 
    Which of the following groups is best characterized as being eukaryotic and heterotrophic and having chitinous cell walls?
    • A. 

      Plantae

    • B. 

      Animalia

    • C. 

      Fungi

    • D. 

      Viruses

    • E. 

      Archaeabacteria


  • 8. 
    In which of the following pairs are the organisms most closely related taxonomically?
    • A. 

      Mushroom...oak tree

    • B. 

      Spider...crayfish

    • C. 

      Bacterium...paramecium

    • D. 

      Sea star (starfish)...clam

    • E. 

      Rosebush...diatom


  • 9. 
    Bilaterally symmetrical; deuterostome development; dorsal hollow nerve cord
    • A. 

      Annelida

    • B. 

      Mollusca

    • C. 

      Arthropoda

    • D. 

      Echinodermata

    • E. 

      Chordata


  • 10. 
    Coelomate, exoskeleton; jointed appendages
    • A. 

      Annelida

    • B. 

      Mollusca

    • C. 

      Arthropoda

    • D. 

      Echinodermata

    • E. 

      Chordata


  • 11. 
    Pharyngeal slits; endoskeleton derived from mesoderm; ventral heart
    • A. 

      Annelida

    • B. 

      Mollusca

    • C. 

      Arthropoda

    • D. 

      Echinodermata

    • E. 

      Chordata


  • 12. 
    Internal skeleton; deuterostome development; water-vascular system
    • A. 

      Annelida

    • B. 

      Mollusca

    • C. 

      Arthropoda

    • D. 

      Echinodermata

    • E. 

      Chordata


  • 13. 
    Closed circulatory system; protostome development; many body segments
    • A. 

      Annelida

    • B. 

      Mollusca

    • C. 

      Arthropoda

    • D. 

      Echinodermata

    • E. 

      Chordata


  • 14. 
    Which of the following taxa contains organisms that are most distantly related?
    • A. 

      Order

    • B. 

      Class

    • C. 

      Genus

    • D. 

      Family

    • E. 

      Species


  • 15. 
    A body cavity completely surrounded by tissue derived from the mesoderm that provides cushioning for internal organs is called
    • A. 

      An archenteron.

    • B. 

      A coelom.

    • C. 

      A pseudocoelom.

    • D. 

      A gastrovascular cavity.

    • E. 

      A pharynx.


  • 16. 
    Organisms with prokaryotic cells are classified in the Domain
    • A. 

      Bacteria.

    • B. 

      Archaea.

    • C. 

      Eukarya.

    • D. 

      Both A and B.

    • E. 

      A, B, and C.


  • 17. 
    Multicellular, terrestrial autotrophs with cell walls of cellulose and alternating life cycles belong to the Kingdom
    • A. 

      Animalia.

    • B. 

      Protista.

    • C. 

      Archaea.

    • D. 

      Plantae.

    • E. 

      Fungi.


  • 18. 
    Multicellular heterotrophs that have the diploid stage as their dominant generation in the life cycle belong to the Kingdom
    • A. 

      Animalia.

    • B. 

      Protista.

    • C. 

      Bacteria.

    • D. 

      Plantae.

    • E. 

      Archaea.


  • 19. 
    Molds, or deuteromycota, are grouped into this kingdom that consists of mostly multicellular organisms that are constructed of hyphae.
    • A. 

      Animalia

    • B. 

      Protista

    • C. 

      Bacteria

    • D. 

      Plantae

    • E. 

      Fungi


  • 20. 
    Which of the following is the most specific category of classification?
    • A. 

      Class

    • B. 

      Family

    • C. 

      Order

    • D. 

      Division

    • E. 

      Phylum


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