Chapter 29: Vertebrate Evolution

47 Questions | Total Attempts: 507

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Evolution Quizzes & Trivia

These questions are taken from a study guide for Biology 102 using the book Biology 10th edition by Sylvia S. Mader.


Questions and Answers
  • 1. 
    All of the following are characteristics of vertebrates EXCEPT
    • A. 

      A. internal organs.

    • B. 

      B. vertebral columns.

    • C. 

      C. postanal tails.

    • D. 

      D. exoskeletons.

    • E. 

      E. skulls.

  • 2. 
    Vertebrates without jaws would be the 
    • A. 

      A. rays.

    • B. 

      B. turtles.

    • C. 

      C. lampreys.

    • D. 

      D. eels.

  • 3. 
    The largest group of vertebrates is the 
    • A. 

      A. mammals.

    • B. 

      B. fishes.

    • C. 

      C. reptiles.

    • D. 

      D. amphibians.

  • 4. 
    The following are differences between amphibians and reptiles EXCEPT 
    • A. 

      A. amphibians have smooth non-scaly skin, whereas reptiles are covered with scales and their skin is dry.

    • B. 

      B. all reptiles respire by the use of lungs, while amphibians use small lungs supplemented by cutaneous respiration

    • C. 

      C. amphibian eggs are laid in water, but reptiles do not require water for reproduction.

    • D. 

      D. reptiles are ectothermic, while amphibians are endothermic.

  • 5. 
    Which phylum contains the vertebrates? 
    • A. 

      A. Arthropoda

    • B. 

      B. Chordata

    • C. 

      C. Annelida

    • D. 

      D. Mollusca

    • E. 

      E. Porifera

  • 6. 
    A notochord is 
    • A. 

      A. a strip of cartilage that forms a back and tail in all vertebrates.

    • B. 

      B. a stiff dorsal supporting rod.

    • C. 

      C. replaced by the vertebral column during development.

    • D. 

      D. All of the choices are correct.

    • E. 

      E. B and C are correct.

  • 7. 
    ______ were the first vertebrates to live on land and they evolved from ____. 
    • A. 

      A. Amphibians; fish

    • B. 

      B. Reptiles; amphibians

    • C. 

      C. Mammals; reptiles

    • D. 

      D. Amphibians; lancelets

  • 8. 
    The most likely ancestors of the vertebrates are 
    • A. 

      A. arthropods.

    • B. 

      B. sea squirts.

    • C. 

      C. annelids.

    • D. 

      D. molluscs.

  • 9. 
    The four defining characteristics of chordates are 
    • A. 

      A. segmentation, a dorsal hollow nerve cord, pharyngeal pouches, and an amniotic egg.

    • B. 

      B. a dorsal hollow nerve cord, a notochord, bilateral symmetry, and mammary glands.

    • C. 

      C. bilateral symmetry, segmentation, a well-developed coelom, and limbs.

    • D. 

      D. a well-developed coelom, pharyngeal pouches, a notochord, and jaws.

    • E. 

      E. pharyngeal pouches, a dorsal nerve cord, a notochord, and a postanal tail.

  • 10. 
    In some chordates, the _______ is (are) replaced by _______. 
    • A. 

      A. pharyngeal pouches; gills

    • B. 

      B. dorsal hollow nerve cord; a ventral solid nerve cord

    • C. 

      C. gill arches; pharyngeal pouches

    • D. 

      D. notochord; a dorsal hollow nerve cord

    • E. 

      E. a vertebral column; notochord

  • 11. 
    Which of these is NOT one of the characteristics of a vertebrate? 
    • A. 

      A. radial symmetry

    • B. 

      B. segmentation

    • C. 

      C. extreme cephalization

    • D. 

      D. closed circulation

    • E. 

      E. coelom

  • 12. 
    The cartilaginous fishes include all EXCEPT 
    • A. 

      A. skates.

    • B. 

      B. sharks.

    • C. 

      C. goldfish.

    • D. 

      D. rays.

  • 13. 
    The lancelets, or Branchiostoma, are found 
    • A. 

      A. in tropical Amazon streams.

    • B. 

      B. as parasites inside the tracts of fish.

    • C. 

      C. very rarely in mountain streams, where they are almost extinct.

    • D. 

      D. commonly in the sandy bottoms of coastal waters around the world.

    • E. 

      E. B and C are correct.

  • 14. 
    Sharks 
    • A. 

      A. lack bony skeletons.

    • B. 

      B. have placoid scales.

    • C. 

      C. have a keen sense of smell.

    • D. 

      D. have teeth derived from epidermal scales.

    • E. 

      E. All of the choices are correct.

  • 15. 
    The jawed fish and all other vertebrates are gnathostomes, which means they have 
    • A. 

      A. segmentation.

    • B. 

      B. jaws.

    • C. 

      C. a notochord that develops into a vertebral column.

    • D. 

      D. amniotic eggs.

    • E. 

      E. A and C are correct.

  • 16. 
    The fossil Tiktaalik roseae 
    • A. 

      A. provides insight into how the legs of tetrapods evolved.

    • B. 

      B. is a transitional fossil form.

    • C. 

      C. was found in Arctic Canada.

    • D. 

      D. is intermediate between reptiles and mammals.

    • E. 

      E. A, B, and C are correct.

  • 17. 
    Amphibians evolved from 
    • A. 

      A. darters.

    • B. 

      B. sharks.

    • C. 

      C. bass and bluegill.

    • D. 

      D. sturgeon and catfish.

    • E. 

      E. lobe-finned fishes with lungs.

  • 18. 
    The discovery of a living coelacanth off the coast of Africa in the Indian Ocean in 1938 proved that it 
    • A. 

      A. was a modern fish unrelated to fossil coelacanths.

    • B. 

      B. was the "missing link" between fish and amphibians.

    • C. 

      C. can now climb onto land and travel some distances.

    • D. 

      D. had changed very little and had not gone extinct.

    • E. 

      E. was both the "missing link" and it could climb onto land and travel.

  • 19. 
    Which of these characteristics is NOT found in the amphibians? 
    • A. 

      A. thin moist skin

    • B. 

      B. two-chambered heart

    • C. 

      C. small inefficient lungs

    • D. 

      D. aquatic larvae

    • E. 

      E. eggs with gelatinous covering

  • 20. 
    The amphibians' unique contribution to the evolution of land vertebrates was 
    • A. 

      A. respiration by gills.

    • B. 

      B. respiration through the skin.

    • C. 

      C. separation of lung/gill and systemic (body) circulation.

    • D. 

      D. development of the tail for propulsion.

    • E. 

      E. the leathery waterproof egg shell.

  • 21. 
    Amphibians were the dominant animal life during the ________ period. 
    • A. 

      A. Jurassic

    • B. 

      B. Carboniferous

    • C. 

      C. Devonian

    • D. 

      D. Silurian

    • E. 

      E. Cambrian

  • 22. 
    The amphibians' common receptacle for the urinary, genital, and digestive canals is the 
    • A. 

      A. vulva.

    • B. 

      B. glottis.

    • C. 

      C. cloaca.

    • D. 

      D. tympanum.

    • E. 

      E. operculum.

  • 23. 
    Lungless salamanders lack lungs and breathe through their skins after they lose their gills. You would expect lungless salamanders to 
    • A. 

      A. prefer drier habitats.

    • B. 

      B. prefer stagnant water.

    • C. 

      C. be larger than most salamanders.

    • D. 

      D. be restricted to smaller and/or thinner body plans.

  • 24. 
    Most salamanders practice internal fertilization 
    • A. 

      A. using spermatophores.

    • B. 

      B. externally in water.

    • C. 

      C. internally by copulation.

    • D. 

      D. just like frogs.

  • 25. 
    Reptiles evolved from ______ ancestors and were abundant by the ________ Period. 
    • A. 

      A. mammals; Carboniferous

    • B. 

      B. fish; Devonian

    • C. 

      C. echinoderms; Cambrian

    • D. 

      D. amphibians; Permian

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