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Zoology: Higher Invertebrate Test 2015
1. The body plan that all mollusks share, modified in each class, are
a. head, foot, and tentacles.
b. radula, foot, and tentacles
c. head, mantle, and foot
d. mantle, chromatophores, intestine
2. Annelids have what type of body cavity?
a. acoelomate
b. pseudocoelomate
c. coelomate
d. no body cavity
3. What does the term metamerism mean?
a. long and cylindrical
b. segmented c. eats detritus
4. The skeletal system in a worm is_______________.
a. chitin
b.metameristic
c. hydrostatic
d. no legs
d. external
5. ___________ includes the sandworms, feather dusters, and fan worms.
a. oligochaetes
b. hirudinia
c. polychaetes
d. platyhelmintes
6. Mollusks and Annelids are thought to be related through common ancestry because, in part, they both have this type
of free-swimming larvae. See picture for what they look like.
a. veliger
b. trocophore
c. ciliaphore
d. plannula
7. Cephalopod mollusks use their __________ to dramatically alter their skin color and pattern.
a. siphon
b. chromatophore
c. mantle
d. radula
8. Ecdysis is
A
B
C
D
E
part of digestion
part of reproduction
part of the molting process
part of arthropod communication
none of these
9. These mollusks move by sending waves of pulse-like contractions along their muscular, ventral foot.
A. Bivalves
B. Gastropods
C. Cephalopods
D. none of these
10. The group of echinoderms that defend themselves by eviscerating their toxic intestines and gonads are the
A sea stars
B sea cuccumbers
C sea lilly’s
D sea urchins
E none of these.
11. Insects have
A 3 pairs of legs, up to two pairs of wings
B at least 5 pairs of legs, 2 pair of compound eyes, 1 pair of wings
C 1 pair of legs per tagmata, 0-2 pairs of wings on the abdomen
D 4 pairs of legs, up to two pairs of wings
E 6 legs, 6 wings, 2 antennae. 4 eyes
12. Crayfish may be identified as male or female by examining the
A chelipeds
B maxillipeds
C uropods
D walking legs
E swimmerettes
13. Crustaceans…
A breathe by means of tracheae
B excrete by means of Malpighian tubules
C have an open circulatory system
D are hermaphroditic
14. Chilopoda (centipedes)…
A are herbivorous
B have poison claws
C have five pairs of legs
D live in fresh water
15. Diplopoda (millipedes)…
A bear two pairs of legs on most body parts
B feed on insects
C are more active than centipedes
D live in fresh water
16. Insects differ from other Arthropods in that they have
A paired, jointed legs
B antennae
C wings
D mandibles
17. Arthropods that go through an incomplete metamorphic process, developing from egg to nymph then to adult are
said to be
A Hemimetabolous
B Holometabolous
C Ametabolous
D Nymphabulous
18. Butterflies exhibit ___________metamorphosis going from larvapupaeadult
A Hemimetabolous
B Holometabolous
C Ametabolous
D None of these
19. The stage of life between molts in arthropods is called a(n)
A metabolous
B instar
C nymph
D larvae
20. Arthropods are limited in size because
A Exoskelton’s become too heavy.
B Arthropods must molt.
C Spiracles are not efficient.
D All of the above.
E None of the above.
21. Breathing holes for insects and other terrestrial arthropods are called
A stomata
B spiracles
C trachea
D setae
22. Adult Echinoderms such as sea urchins have _________ symmetry.
a. bilateral
b. biradial
c. radial
d. spherical
23. Skeletal systems of echinoderms are ____________.
a. internal
b. external
c. hydrostatic
e. lacking
24. Tube feet allow starfish to ___________.
a. move
b. capture prey c. sense their surroundings
d. all of these
25. Echinoderms include
a. starfish
b. sand dollars
c. sea cuccumbers
d. sea urchins
e. all of these
26. ______________ separates the visceral mass from the secreted shell in mollusks
a. mantle b. radula c. caecum d. foot e. esophagus
27. Only class of mollusk that does not have a radula
a. Cephalopods b. Gastropods c. Uropods d. Bivalves
28. The foot of a Cephalapod is modified into
a) shell b) tentacles c) ventral side of the organism d) digging structure
29. Terrestrial annelids use muscles as well as ________________ for locomotion.
a) chelipeds b) setae c) uropods d) telsion e) cerebral ganglia
30. Class of annelid often used in medicine to prevent coagulation of blood
a) Oligochaete b) Polychaete c) Orthoptera d) Hirudinea e) Hemiptera
31. Breathing of terrestrial annelids is accomplished through.
a) gills b) skin c) trachea d) spiracles e) chromatophores
32. Reproductive structure of an Oligochaete Annelid.
a) crop b) caecum c) clitellum d) swimmerettes e) parapodia
33. State insect of Colorado.
a) Colorado Hairstreak b) Monarch c) Sand Dunes Tiger Beetle d) Black Widow e) Tiger Swallowtail
34. CaCO3 is secreted into a protein and glycoprotein matrix in this shell layer of mollusks.
a) periostracum
b) prismatic
c) nacreous
d) umbo
35. Class of Arthropod that can create webs, use venom, and have 4 pair of legs.
a) Insecta b) Malacostraca c) Diplodpoda d) Arachnida e) Orthoptera
36. Primary component of arthropod skeleton making it lightweight and strong.
a) calcium carbonate b) chitin c) cellulose d) Kevlar e) silica
37. Organs of respiration in aquatic arthropods such as crayfish and crabs.
a) spiracles b) gills c) rostrum d) mandibulates e) telson
38. A compound or Mosaic Eye would be found in what phylum?
a) mollusk b) annelid c) arthropod d) echinoderm e) a and c
39. Aristotle’s Lantern (mouthparts) would be found in which phylum?
a) mollusk b) annelid c) arthropod d) echinoderm e) all of the above
40. Which of the following phylum are acoelomates?
a) mollusk b) annelid c) arthropod d) echinoderm e) none of the above
41. A water vascular system is present in which of the following phyla?
a) mollusk b) annelid c) arthropod d) echinoderm e) a and d
42. A nerve ring is present in which of the following phylum?
a) mollusk b) annelid c) arthropod d) echinoderm e) a,b,c only
43. Which of the following phyla have members that are aquatic?
a) mollusk b) annelid c) arthropod d) echinoderm e) all of the above
44. Which of the following organisms have ossicles (bony plates)?
a) mollusk b) annelid c) arthropod d) echinoderm e) a, c, d
45. Which of the following phyla have a radula?
a) mollusk b) annelid c) arthropod d) echinoderm e) a, c, d
Anatomical Structure
System/Function
46. Chromatophores
47. Ink sac
48. Caecum & intestine
49. Siphon
50. Pen
A. digestion
B. camouflage & communication
C. jets water for propulsion
D. provides internal support
E. defense
51. Nephridia
52. Cerebral ganglion
53. Seminal vesicles
54. Crop & gizzard
55. Cuticle
A. integumentary/respiration
B. nervous
C. excretory & osmoregulation
D. reproductive
E. digestive
56. Swimmerets
57. Stomach teeth
58. Compound eye
59. Gills
60. Green glands
A. excretory & osmoregulation
B. respiratory
C. reproduction
D. digestion
E. sensory
A.
C.
B.
61.
62.
63.
64.
65.
E.
Siphon
Arms
Mantle
Fin
Tentacles
D.
E.
A.
66.
67.
68.
69.
70.
B.
C.
D.
Clitellum
Crop
Gizzard
Aortic Arches (hearts)
Cerebral Ganglia
Earthworm
Crayfish
A.
E.
B.
C.
71. Pereopods (walking legs)
72. Cheliped
73. Pleopods (swimmerets)
74. Cephalothorax
75. Abdomen
D.
Starfish
76. Ring canal
77. Anus
78. Radial canal
79. Stomach
80. tube feet