NCSU Course ZO410: Sample Exam 2

Examination #2 - For practice use only. You would have 60 minutes to complete this examination. This exam would be worth 15 points total toward your final grade. The number at the end of each question indicates the percentage value (out of 100%=15 points).

1. Pheromones can be divided into signaling and ________________. (2)

2. Define these 2 classes of pheromones and give one example of each.  (6)

3. List 4 types of communication used by animals.  (8)

4. The production of the puberty-accelerating pheromone in house mice is dependent upon the hormone ________________ .  (2)

5. Diagram how puberty regulating pheromones fit into the scheme of density dependent regulation of rodent populations.  (8)
 
6. Define the following terms and relate each to behavior:  (12)
 

7. True/False:  (8)
 ___Pheromones are only transmitted through air. 
 ___Chimps have been taught to speak many words. 
 ___The pheromone danaidone gives the female butterfly information about the quality of the male.  
 ___In mating tests, mice typically select partners with the same genotype.
 ___The same Monarch butterfly that migrates from Mexico to New England returns to Mexico the next year.  
 ___Passerine migratory birds usually initiate their migratory trip when a cold front moves through.
 ___Most animals are specialists in their foraging selections. 
 ___Most animals are risk-prone in their foraging behavior. 

8. Assume that you are at a picnic and you see a trail of ants marching along.  A 10-year- old child asks you, "Why are the ants in a line?"  Provide an answer using both proximate and ultimate answers understandable to the child. (8)
 
9. The control of avian migration appears to occur in two phases.  A likely stimulus used during the preparatory phase is ______________,  and a likely stimulus that triggers the actual departure on the migratory trip is ___________________________ (4)

10. Name 1 insect, 1 amphibian, 1 reptile, 1 bird and 1 mammal that shows an annual migration (common name is OK): (5)
 
11. Name 3 objects or natural phenomena animals can use to determine direction during migration or homing. (6)
 
12. List 2 costs and 2 benefits of dispersal in animals. (8)

Costs:
Benefits:

13. Describe 2 possible benefits of flocking in birds. (4)
 
14. What is Batesian mimicry? (4)
 
15. Animals may avoid predation to themselves or their kin by showing a __________ display. (2)

16. List 4 types of aggressive behavior. (4)
 
17. What would be a "proximate" & an "ultimate" explanation for infanticide in animals such as the lemur or lion. (9)

Proximate: 

Ultimate:

End of "Old Exam 2" subsite. Return to: Listing of ZO410 OldExams.
This subsite (examb.html) was created 9-2-97 for Dr. J.G.Vandenbergh, course instructor, by j.kemper.  Updated 7-12-98 for JGV by jmk.