Download Pasadena City College Zoology Blaine Hebert 11/11/10 Study

Pasadena City College
Zoology
Blaine Hebert
11/11/10
Study Questions for Test 4
These are questions that should help you study for Test 4 and the Final Exam. If you have any
problems or further questions about any of this material please ask your instructor.
1. What is unique about the legs of a crustacean?
2. What structure does an arachnid use to breathe?
3. How are the mouthparts of the Arachnids, Crustaceans and Insects different?
4. What is a chelicera?
5. What is a pedipalp?
6. What is a cephalothorax?
7. What do the malpighian tubules do? In which group are they important?
8. What type of nitrogen waste do most insects excrete?
9. What structure do male spiders use for mating?
10. What is the name for the immature stage of a stinkbug, cricket or cockroach?
11. What is complete metamorphosis?
12. What major class has many members that have a complex life cycle with egg, larvae, pupa
and adult?
13. Animals with an exoskeleton, no antennae and eight legs are in which phylum and class?
14. What is the/a larvae? What is a pupa? What important events usually happen during these
life stages?
15. How do the arachnids breath?
16. What are tracheae? What are they used for?
17. Each of theese groups: Agrasshoppers, beetles, dragonflies, flies, butterflies and bees@
represent what level of classification (kingdom, phylum, class, order, family, etc.)?
18. How are the millipedes and centipedes different structurally? How are they different
behaviorally?
19. What important feature of the trilobites is very useful for finding them today?
20. What are the unique features of the Hexapoda (or Insecta)?
21. Which groups of arthropods use gills to breath?
22. How are mammal and non-mammal blood cells different?
23. What is an omnivore?
24. What groups of organisms that we looked at were filter feeders?
25. How does the mesoderm layer of a deuterostomate form?
26. What is a lophophore and what is it used for?
27. What do the chatetognaths, brachiopods and bryozoans have in common with humans?
28. What is the larvae of an echinoderm called? What is unusual or different about this larva
when it is compared to the adult?
29. What major features separate the phylum Echinodermata from other phyla?
30. What function does the water vascular system serve in the echinoderms?
31. How do the pedicellariae work and what do they do?
32. What unusual structure do most Echinoderms have that is used for movement?
33. What are the classes of Echinodermata (common and proper names)?
34. What does pentaradial mean and why is this important in the Echinodermata?
35. Which of the echinoderms are usually considered the most “primitive”?
36. What is the function of the notochord?
37. Where is the notochord found in humans?
38. What functions do the pharyngeal gills serve in humans?
39. Which of the chordates lose their notochord and most of the nervous system as adults?
40. What function does the mucous “house” serve for the larvaceans?
41. How does Amphioxus (or Brachiostoma, the lancet) feed?
42. Why are sea squirts considered a relative of humans? What do we have in common?
43. What two groups of living animals are in the Agnatha?
44. Sharks, skates and rays belong to which class?
45. What is the level of classification that the bony fish belong to (kingdom, phylum, class,
order, etc.)?
46. What are the Urochordata?
47. How do the Urochordata feed?
48. Which mammal subclass lays eggs?
49. Which mammal subclass has a pouch for its young?
50. What are the important features that our subclass (mammals) have that makes it distinct
from the others?
51. What are the major features of our class?
52. Which other class of vertebrates shares warm-bloodedness with us?
53. Which three classes of vertebrates share a shelled and amniotic egg?
54. How would you recognize a mammal skull?
55. What is different between the lower jaw of a mammal and the other land animals (reptiles
and birds)
56. Where did the three ear bones in the mammal ear come from in evolutionary development?
57. How many chambers would you expect to find in a fish heart? In a bird heart? In your
heart?
58. What is unique about mammal blood?
59. Why is the heart of fish inefficient compared to mammals?
60. How is a four-chambered heart an advantage to mammals?
61. Which mammals don’t have the usual number of neck vertebrae?
62. Know you own classification (KPCOFGS).
63. What is the function of the chorion in the reptile or bird egg?
64. What egg structure becomes the placenta in mammal embryos?
65. What is the difference between a fish or amphibian egg and a reptile or bird egg?
66. What are the orders of reptiles (common names OK)?