1. Three quarters of all known animal species are in the phylum?    a.  Cnidaria       b. Mollusca    c.  Arthropoda   d. Echinodermata

2. Members of the subphylum _______ of phylum Arthropoda have two pairs of antennae, and include such members as the crayfish.
a. Uniramia  b. crustacea  c.  chordata  d. echinodermata

3. Members of the subphylum uniramia have ______ appendages and one pair of antennae. Examples are insects.
a. Branched b.  unbranched     c.   short    d. no

4. On the grasshopper the function of the tympanum is _____.   a. Smell            b.  Auditory c.   sight   d.   ingestion

5. The crayfish has four pairs of walking legs. These are called _____.   a. Chelipods  b.  Peripods c.   Tergums  d. mandibles

6. Members of the phylum ______ are soft bodied, unsegmented, and have a mantle, which secretes their shell.
a. Echinodermata   b. Mollusca c.    polyplacophora    d.  arthropoda

7. The muscles that keep the clams shell closed are called?   a. adductors  b.   palps  c.    labial palps   d.  abductors

8. (True/False) The umbo of a clam is ventrally located.   a. True    b.  False

Matching: Match the Phylum on the left with the proper organism on the right.

9. Phylum Arthropoda              a. Acorn worm
10. Phylum Mollusca                 b. Amphioxus
11. Phylum Echinodermata       c. Grasshopper
12. Phylum Chordata                d. Starfish
13. Phylum Hemichordata           e. Clam

14. The word Echinodermata means _____ skin.   a.   Slick  b.   Spiny c.  Wet    d. jointed

15. All members of the phylum chordata have gill slits in the pharynx, a notochord for skeletal support and a hollow dorsal _____ cord.
a.   Nerve   b.  Anal c.  Blood   d. muscle

16. Members of the subphylum ____, in phylum chordata, are the closest invertebrate relatives to vertebrates.
a. Cephalochordata b. chordata  c. Hemichordata

17. Sexual reproduction results in the formation to a single fertilized cell called a ___.
a. Egg   b. Sperm  c. Zygote   d. ovum

18. The three embryonic tissues of animals are the ectoderm, mesoderm and ____.
a. Intraderm   b. endoderm c. Moroderm    e. otoderm

19. ______ tissue is specialized to do work.        a. Muscle b. Connective c. Epithelial    d. neural

20. ______ tissue holds the various parts of the body together and forms a framework of the body.
a. Connective  b. Muscle c. Epithelial   d. neural

21. (True/False)  Blood is connective tissue.        a. True    b. False

Matching: Match the matrix on the left with the proper type of tissue on the right.

22. Fluid Matrix                                    a. Cartilage
23. Jelly to Semisolid Matrix                b. Connective tissues such as fibroblastic
24. Rubbery Matrix                               c. Bone or osseous tissue
25. Hard Crystalline Matrix                   d. Blood or lymph

26. The sea star has both a cardiac stomach and a ____ stomach.     a.   Pyloric   b. green c. Oral      d.tympanic

27. Some epithelial membranes appear to be composed of more than one layer of cells but in actuality consist of a single layer.  These are called _____.
a. Stratified    b. Pseudostratified c. Simple    d.  striated

28. The sea star has a ____ vascular system.    a. Water   b. Blood  c. Lymph    d. non

29. The phylum chordata is in which kingdom?    a. Plant    b. protista    c. Animal

30. A chitinous exoskeleton jointed appendages, and segmentation characterize this Phylum
a. Mollusca    b.  Chordata    c.  Arthropoda     d.  Annelida

31. The term "biramous" means:
a. Two arms    b.  two pairs of legs    c. appendages with two segements    d.  appendages with two branches

32. A term defining "fused head and thorax" is ______.     a. cephalothorax    b.  headax    c.  uniramous    d.  thorhead

33. Hard white jaws located on the ventral side of the crayfish are called ____.   a. Teeth    b.  mandibles    c.  maxilla    d.  pleopods

34. These function to aid in water circulation over the gills in the crayfish:  a. peripods    b.  mandibles    c.  cilia    d.  pleopods

35. _______ is one way a crayfish uses his/her chelipeds.   a. defense    b.  cleansing     c.  swimming    d.  picking its mandibles

36. The _____functions as an auditory organ in grasshoppers.    a. tergum    b.  ear    c.  tympanum    d.  antenna

37. The presence of a/an ______can be used to determine the sex of a grasshopper.  This particular structure is used for digging in the ground as eggs are deposited.         a. ovum    b.  ovipositor    c.  tergum    d.  peripod

38. The main body cavity in the Phylum Mollusca is called the _____.    a. visceral mass    b.  coelom    c.  hemocoel    d.  stomach

MATCHING

       39.  Class Polyplacophora           a.  two dorsally hinged shells
       40.  Class Cephalopoda               b.  "stomach foot"
       41.  Class Bivalvia                       c.  Chiton
       42.  Class Gastropoda                 d.  all members are marine (octopus)

43. The umbo represents the oldest part of the clam’s shell and is located dorsally and on the _____ end.
     a.  posterior    b.  radial   c. aboral  d.  anterior

44. The ventral siphon is the ____siphon and the dorsal siphon is the ____ siphon.
a. Anterior/posterior    b.  incurrent/excurrent    c.  posterior/anterior          d. excurrent/incurrent

45. The water vascular system present in the Phylum Echinodermata is used mainly for:
a. Locomotion b.  cleansing  c. food gathering  d.  oxygenation

46. _____ operates the tube feet present in the sea star.   a. Muscles    b.  cartilage     c.  ambulacral groove    d.  hydrostatic pressure

47. This class represents the most primitive group of living echinoderms which are commonly called sea lilies
a. Scaphopoda    b.  Crinoidea    c.  Mollusca  d. Asteroidea

48. Sea urchins and sand dollars fall into this echinoderm class.   a. Holothuroidea    b.  Asteroidea    c.  Chordata    d.  Echinoidea

49. The mouth is located on the ______side of the sea star.    a. oral    b.  aboral    c.  dorsal    d.  anterior

50. The _____ is the opening to the water vascular system in the sea star.   a. Myotome    b.  ampullae    c.  madreporite    d.  mouth

51. The ability to grow back apart of the body which has been injured or removed is:    a. Regeneration    b.  decapitation     c.  metamerization

52. Three important features in the Phylum Chordata are gill slits in the pharynx, dorsal hollow nerve cord, and a _______.
a. Myotome    b.  spinal cord    c.  vertebral column    d.  notochord

53. A myotome is a/an:  a. organism in Class Hemichordata    b.  vestibule    c.  opening to the water vascular system   d.  muscle segments

54. The mitotic divisions of the zygote result in the formation of three embryonic tissue layers called ectoderm endoderm periderm.   a. True     b.  False

55. The neural tissue is specialized for integrating and coordinating body functions      a. True    b.  False

56. An epithelial membrane that appears to be composed of only one layer of cells, is called_____.
a. Stratified  b.  simple   c.  squamous    d.  pseudostratified

57. The person sitting nearest to you belongs to which phylum? A. Crinoidea       B. Chordata    C.  Protista  D.  Arthropoda    E.   Animalia

58 .  Another name for the ‘mother of pearl’  found in a clam shell is:  A. the mantle  B. osteocyte   C.  nacreous layer   D.  umbo

58. What are myotomes (the chevron shaped structures in Amphioxus)  A. gonads  B. oral tentacles  C.  neural cords  D.  muscle segments

60.  Epithelial tissues are classified by shape and _____.   A. size   B. arrangement  C. function   D    vascularization
 
 

KEY   Practice Exam II

1. C       21.  A       41 A
2. B       22.  D       42 B
3. B       23.  B       43 D
4. B       24.  A       44 B
5. B       25.  C       45 A
6. B       26.  A       46 D
7. A       27.  B       47 B
8. B       28.  A       48 D
9. C       29.  C       49 A
10. E       30 C        50 C
11. D       31 D       51 A
12. B       32 A       52 D
13. A       33 B       53 D
14. B       34 D       54 B
15. A       35 A       55 A
16. A       36 C       56 B
17. C       37 B       57 B
18. B       38 C       58 C
19. A       39 C       59 D
20. A       40 D       60 B