School District of Hillsborough County
Zoology
Semester 2 Exam Review
Unit 11: Pseudocoelomates
1.
5.
6.
7.
Describe animals that are classified in the Phylum Nematoda in terms of musculature, symmetry, and
digestive tract (complete or incomplete).
Nematodes are classified as pseudocoelomates. What does this mean?
Match the following common names with their appropriate scientific names:
(1) Ascaris lumbricoides
(a) Filarial worm that causes elephantiasis
(2) Enterobius vermicularis
(b) The Human Pinworm
(3) Necator americanus
(c) New World Hookworm
(4) Trichinella spiralis
(d) Heartworm
(5) Wuchereria bancrofti
(e) Giant Intestinal Roundworm of Humans
(6) Dirofilaria immitis
(f) Porkworm
Describe how a human would acquire the parasitic roundworm Trichinella spiralis which causes the
disease trichinosis.
Describe the life cycle of the human pinworm.
Where does the parasitic worm Dirofilaria immitis live in dogs?
Describe the life cycle of the parasite illustrated below. What is the name of this parasite?
8.
Describe the condition known as elephantiasis. Include transmission and where it lives in humans.
2.
3.
4.
Unit 12: Arthropods
9.
Animals that are classified in the Phylum Arthropoda have the following characteristics: metamerism,
exoskeleton, ecdysis, and open circulatory system. Briefly describe what these 4 characteristics mean.
10. Look at the illustration below. What type of animal is this? It is considered the most ______________
animal in the world.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
What is the evolutionary significance of metamorphosis?
Sketch a scorpion and spider. Label the pedipalps and chelicerae on each animal.
Differentiate between the ways in which horseshoe crabs and spiders accomplish gas exchange.
What is the role of coxal glands in Arachnids?
List 4 animals that are classified in the subphylum Crustacea.
Differentiate between animals that are classified in the Class Diplopoda and the Class Chilopoda. Include
the number of trunk segments, the number of appendages per segment, feeding, and defense in your
comparison.
What animals are classified in the subphylum Hexapoda?
Members of the subphylum Hexapoda have 3 tagmata. What does this mean?
Differentiate between direct flight (synchronous) and indirect flight (asynchronous) in insects.
Sketch the tracheal system of an insect. What physiological process is being accomplished by the tracheal
system?
State the insect order that each of the following insects are classified.
22. Differentiate between hemimetabolous and holometabolous metamorphosis (development).
Unit 13: Echinodermata
23. List 5 animal examples that are classified in the Phylum Echinodermata.
24. Describe characteristics of the Phylum Echinodermata. Include type of skeleton, symmetry, digestive
system, and nervous system.
25. Describe the water vascular system in sea stars.
26. Sketch a representative animal example from the Class Asteroidea. Label the following parts: dermal
branchiae, pedicellariae, ambulacral groove, and madreporite.
Unit 14: Hemichordates & Chordates
27. The phylum Hemichordata includes the ____________ worms.
28. List the four characteristics present at some stage in development of the Phylum Chordata.
Unit 15: Fishes
29. To what subphylum do all living fishes belong?
30. Hagfish are classified in the Class _____________.
31. Sketch a hagfish and label the following: sensory tentacle, slime glands, and median fin. Briefly describe
the function of each structure.
32. Describe the life history of the sea lamprey (Petromyzon marinus).
33. The animal pictured below belongs to the Class ____________________. List general traits of this animal
and include description of caudal fin (homocercal or heterocercal), type of scales, type of skeleton, and
presence/absence of operculum.
34. The animal pictured below belongs to the Class ___________________. They are also known as the
______-finned fishes. Describe the caudal fin (homocercal or heterocercal).
35. Describe how the lungfishes in the Class Sarcopterygii can survive when freshwater lakes and rivers begin
to stagnate and dry.
Unit 16: Amphibians
36. Amphibians are tetrapods. What are the other 3 groups of animals that are considered to be tetrapods?
37. The animal being represented below is of an extinct amphibian. What is the name of this animal? Briefly
describe the assumed habitat this animal lived. List the major physical features of this animal.
38. Describe the major characteristics of the Class Amphibia. Include a description of the skin, larvae
development, and number of chambers in the heart.
39. For each of the amphibians that are illustrated below, identify what amphibian order it would belong to.
Then match up the following traits with the appropriate animal that is pictured: (presence of urostyle, lack
middle ear, rudimentary left lung)
40. To what family of frogs do the Poison Arrow Frogs belong? Most of these frogs exhibit aposematic
coloration. Briefly describe what this means.
41. List the 3 major methods of gas exchange present in amphibians.
42. What is the main form of nitrogenous waste found among freshwater amphibians? Terrestrial
amphibians?
Unit 17: Reptiles
43. The Amniota is a monophyletic lineage that includes the animals in classes traditionally designated as
________________, _________________, and __________________. (list the 3 main groups of animals
that are considered to be amniotes)
44. Describe the major characteristics of the Class Reptilia. Include the type of egg they lay, how they breathe,
what type of fertilization they have (internal or external), and the type of kidneys they have.
45. Reptilian skin is composed of dry scales. What protein makes up the scales in reptiles?
46. Look at the illustration below. What type of egg is being represented? Describe the function of the
following: yolk, amnion, chorion, allantois
47. Identify the appropriate reptilian orders for each of the animals illustrated below.
48. Describe the locations of the plastron and carapace in turtles.
49. What is the geographical distribution of the tuatara?
50. The order Squamata includes lizards and snakes. What suborder are lizards classified? What suborder are
snakes classified?
51. Describe the snake skeleton with special emphasis on the vertebrae and skull.
52. Which reptilian order has members that possess a 4-chambered heart?
Unit 18: Birds
53. According to modern evolutionary theory and recent molecular data, birds are most closely related to
what group of living reptiles?
54. List 5 adaptations for flight in birds. (pg 354, Table 21.1)
55. Over _____% of all birds are monogamous in relation to mating behavior.
56. Differentiate between altricial and precocial chicks.
57. What is the main form of nitrogenous waste that birds excrete.
58. Describe the function of the crop, proventriculus, and ventriculus as they relate to a bird’s digestive
system.
59. Differentiate between the specializations of the bird bills pictured below.
Unit 19: Mammals
60.
61.
62.
63.
64.
65.
66.
What are the major characteristics of the Class Mammalia? (pg 371, Table 22.1)
What is the pelage of a mammal? List 3 mammals that have a greatly reduced pelage.
Describe the function of the specialized guard hairs called vibrissae.
Describe the carnassial apparatus in the Order Carnivora.
Describe echo location in bats.
What is meant by the gestation period of a mammal?
State the order of each mammal pictured below.