Fall 2005 - Exam 2
Multiple choice, select the best answer
- Which trait is unique to primates?
- Bats that forage at high velocity over great distances often have wings
that are characterized as having
- Dermopterans are
- Members of the Families Bradypodidae and Megalonychidae are characterized
by ALL of the following EXCEPT
- A keeled sternum is found in mammals that
- Which of the following occur almost entirely or exclusively on Madagascar?
- The video clip shown in lecture showed
- Cholepus, the two-toed sloth is most closely related to
- Members of the Order Pholidota, Family Manidae feed primarily on
- Pitfall studies have shown that members of this group are often the most
abundant mammals in an area
- Megalonyx was named by
- Chrysochloridae are ecomorphs of
- According to Allen's rule
- Manidae are ecomorphs of
- All of the following are significant factors affecting gorilla populations
- A termite feeding mammal would be characterized by all of the following
- In this family, mothers may leave their offspring unattended for 2 days
- Countercurrent exchange would most likely be found in a/an
- Lemurs are mainly active during this period__,
- When a keystone species is removed from an ecosystem
- For bears, do the calculations to show how much fat would be required to
raise the temperature of a 250 kg hibernating bear from 7 degrees Celsius to
37 degrees Celsius. Fat provides 9 cal/gram of energy. (5 extra credit points)
Answer any three of the following (10 points each, 30 points total)
- Characterize and fully discuss why many
temperate zone bats have delayed implantation.
- Compare and discuss the face and ears of a megachiropteran and a
microchiropteran. Fully explain the reasons for these differences.
- What is post-partum estrous. What groups discussed for this exam are
characterized by it. Why is necessary for these mammals to have it?
- Discuss diet, reproduction, behavior, and the the implications for recent
changes in distribution of armadillos.
- Discuss how the front limb of a cheetah maximizes velocity out. Use
illustrations and mathematical formulae to show how the proportions (distance
in and out) and velocity in affect velocity out of the cheetah limb.
Define, characterize, and state the significance of any 2 of the following.
Where appropriate state what taxon (_a) the term is associated with (as
discussed in this class the material covered by the test). Use illustrations
where appropriate (5 points each, 10 points total)
- Eimer’s organ
- Induced estrous
- Neurotoxic saliva
- Prehensile tail
- Vertical clinging and leaping
- Y-5 molar pattern
For ANY FOUR of the following mammalian families, give the Order (˝ pt);
Zoogeographic Region(s). Note those if known only from a limited subregion, such
as Madagascar (˝ pt), Diagnostic Characters (2 pts), Adaptations/Behavior/life
history (2 pts). (20 points total)
- Any family of your choice covered for this test not characterized in any
of the above questions