Invertebrate Zoology Bio 33404
Study Guide Exam 1
1. Be able to define the following terms:
- species
- evolution
- natural selection
- speciation
- cladistics
- cladogram
- osculum
- planula
- mesentery
- rhopalium
- density
- species richness
- species diversity
- fossil
- manipulated variable
- responding variable
- cnidocyte
- radial symmetry
- manubrium
- ocellus
- treatments
- control
- replicate
- gemmules
- hermaphrodite
- phagocytosis
- colloblast
- acontia
- velum
- statolith
2. Name the 5 kingdoms and give the defining characteristics of organisms in each kingdom.
3. Describe Linneaus' system of classifying organisms into groups.
4. Describe the 3 basic tenets that led Darwin to the Theory of Natural Selection.
5. List and define/describe other mechanisms for evolution.
6. Distinguish between microevolution and macroevolution. Give examples of each.
7. Explain, using examples, how geographical separation and temporal separation can lead to speciation.
8. Be able to interpret a cladogram.
9. Distinguish between primitive and derived characteristics.
10. Explain how the decay of U235 can be used to date rocks.
11. Be able to interpret a rock diagram as to which layers are older.
12. What are the 3 major eras in the phanerozoic eon and when did they occur?
13. What are the periods for each era?
14. Describe 3 techniques for sampling soil invertebrates.
15. Describe 3 techniques for sampling aquatic invertebrates.
16. Given a research question or hypothesis, be able to determine the manipulated and responding variables, treatments, controls, replicates, experimental and null hypotheses.
17. What are the distinguishing characteristics of the Phylum Porifera?
18. Name and describe the structure and function of the cells types in a sponge.
19. Describe the three basic body types found in sponges. Give examples of each.
20. What are the 3 classes of sponges and how do they differ. Give examples of each.
21. What are the distinguishing characteristics of the Phylum Cnidaria?
22. Distinguish between a medusa and a polyp.
23. Name and describe the tissue layers in a cnidarian.
24. Name and describe the types of cells found in cnidaria.
25. List the 4 classes of Cnidarians and the main distinguishing features of each.
26. Name and describe the shape and function of the 3 types of polyps found in a hydrozoan colony.
27. Distinguish between the anthozoan subclasses hexacorallia and octocorralia.
28. What are the distinguishing characteristics of the ctenophora?
29. How do cnidarians differ from ctenophores? From poriferans?
30. Be able to identify slides and preserved animals that were seen in lab. You may be asked for common names, scientific names or the names of specifically labeled parts such as the gonozooid in an Obelia colony or the collar cells on a sponge slide.
Last Updated August 23, 2006