Chapter 34: Vertebrates

  1. Extinct species in the genus Homo include the following EXCEPT:
    1. Homo habilis
    2. Homo ergaster
    3. Homo neanderthalensis
    4. Homo erectus
    5. Homo sapiens
  2. Unlike eutherians, both monotremes and marsupials
    1. have a pseudocoelom.
    2. have some embryonic development outside the mother's uterus.
    3. lay eggs.
    4. lack hair.
    5. are protostomes.
  3. Tetrapods evolved from
    1. reptiles.
    2. sharks and rays.
    3. bony fishes.
    4. amphibians.
    5. birds.
  4. Chordata possess the following characteristics EXCEPT:
    1. notochord
    2. hollow nerve cord
    3. radial symmetry
    4. pharyngeal slits
    5. post-anal tail
  5. An important adaptation that allowed animals to live a fully terrestrial life style is
    1. the amniotic egg.
    2. sexual reproduction.
    3. milk.
    4. a tail.
    5. a central nervous system.