BIOLOGY 4429, EXAM 3,  FALL 1998

  1. Diagnose, characterize, and give the zoogeographic distribution of any 6 of the following. (5 points each)
    1. Hyracoidea
    2. Odontoceti
    3. Orycteropodidae
    4. Pholidota
    5. Proboscidea
    6. Tapiridae
    7. Tayassuidae
    8. Tragulidae
    9. Trichechidae
    10. Tubulidentata
  2. Define and state the significance of any 6 of the following to subjects discussed in lecture. Where appropriate give examples and use illustrations. (5 points each)
    1. Dispermia
    2. daily torpor
    3. hyperthermia
    4. lower critical temperature
    5. metabolic water
    6. non-shivering thermogenesis
    7. Opuntia
    8. plasma volume
    9. regional heterothermy
    10. thermal conductance
  3. ANSWER ANY FOUR OF THE FOLLOWING (10 points each)
    1. Compare and contrast the Artiodactyla and Perissodactyla in terms of diagnostic characteristics, adaptations, diversity, distribution, etc.
    2. Compare and contrast the morphology of the cranial appendages of the cervids, giraffids, antilocaprids, and bovids.
    3. Discuss the differences in morphology and feeding adaptation in the Eschrichtiidae (gray whales), Balaenidae (right whales), and Balaenopteridae (fin-backed whales).
    4. What are the relationships between body mass and both weight specific and total basal metabolic rate. Fully justify your answer with equations, graphs, examples, etc.
    5. List and briefly characterize (giving actual examples) 5 strategies not discussed in a previous answer employed by small rodents as adaptations to hot, dry environments.
    6. List and briefly characterize (giving actual examples) strategies employed by semiaquatic rodents and insectivorans, phocids, otariids, and small and large cetaceans to maintain a constant body temperature.