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ZOOLOGY CHAPTER 10

Total questions: 132

Worksheet time: 1hrs 6mins

Name
Class
Date
1.

  • display spiral cleavage, and the mouth develops from blastopore.

a)

Protostomes

b)

Lophotrochozoans

c)

Platyzoa: Phylum Platyhelminthes

d)

Parenchyma

e)

Protonephridia

2.

  • a lophophore, horseshoe shaped structure used in feeding.

a)

Protostomes

b)

Lophotrochozoans

c)

Platyzoa: Phylum Platyhelminthes

d)

Parenchyma

e)

Protonephridia

3.

a trochophore larval form.

a)

Protostomes

b)

Lophotrochozoans

c)

Platyzoa: Phylum Platyhelminthes

d)

Parenchyma

e)

Protonephridia

4.

Currently no synapomorphies.

a)

Protostomes

b)

Lophotrochozoans

c)

Platyzoa: Phylum Platyhelminthes

d)

Parenchyma

e)

Protonephridia

5.

Their mesodermally derived tissue includes a loose tissue called parenchyma.


a)

Protostomes

b)

Lophotrochozoans

c)

Platyzoa: Phylum Platyhelminthes

d)

Parenchyma

e)

Protonephridia

6.

Platyzoa mesodermally derived tissue includes a loose tissue called



a)

Protostomes

b)

Lophotrochozoans

c)

Platyzoa: Phylum Platyhelminthes

d)

Parenchyma

e)

Protonephridia

7.

Fills spaces between body wall and more specialized tissues & organs.



a)

Protostomes

b)

Lophotrochozoans

c)

Platyzoa: Phylum Platyhelminthes

d)

Parenchyma

e)

Protonephridia

8.

May serve in: skeletal support, motility, reserve of regenerative cells, transport of materials, structural interactions with other tissues, modifiable tissue for morphogenesis, oxygen storage.



a)

Protostomes

b)

Lophotrochozoans

c)

Platyzoa: Phylum Platyhelminthes

d)

Parenchyma

e)

Protonephridia

9.

First phylum with organ system level organization.


a)

Protostomes

b)

Lophotrochozoans

c)

Platyzoa: Phylum Platyhelminthes

d)

Parenchyma

e)

Protonephridia

10.

as excretory/osmoregulatory organs.


a)

Protostomes

b)

Lophotrochozoans

c)

Platyzoa: Phylum Platyhelminthes

d)

Parenchyma

e)

Protonephridia

11.

Usually dorsoventrally, tripoblastic, acoelomate, bilaterally symmetrical.


a)

Protostomes

b)

Lophotrochozoans

c)

Platyzoa: Phylum Platyhelminthes

d)

Parenchyma

e)

Protonephridia

12.

Unsegmented worms (members of the class Cestoidea are strobilated).


a)

Protostomes

b)

Lophotrochozoans

c)

Platyzoa: Phylum Platyhelminthes

d)

Parenchyma

e)

Protonephridia

13.

  • Incomplete gut usually present; absent in Cestoida.


a)

Protostomes

b)

Lophotrochozoans

c)

Platyzoa: Phylum Platyhelminthes

d)

Parenchyma

e)

Protonephridia

14.

  • Somewhat cephalized, anterior cerebral ganglion and usually longitudinal nerve cords.


a)

Protostomes

b)

Lophotrochozoans

c)

Platyzoa: Phylum Platyhelminthes

d)

Parenchyma

e)

Protonephridia

15.

  • Most forms monoecious; complex reproductive organs.


a)

Protostomes

b)

Lophotrochozoans

c)

Platyzoa: Phylum Platyhelminthes

d)

Parenchyma

e)

Protonephridia

16.

  • Nervous system present.


a)

Protostomes

b)

Lophotrochozoans

c)

Platyzoa: Phylum Platyhelminthes

d)

Parenchyma

e)

Protonephridia

17.

  • Protonephridia as excretory/osmoregulatory organs.


a)

Protostomes

b)

Lophotrochozoans

c)

Platyzoa: Phylum Platyhelminthes

d)

Parenchyma

e)

Protonephridia

18.

  • Flatworms; bilateral acoelomates. More than 34,000 species.


a)

Protostomes

b)

Lophotrochozoans

c)

Platyzoa: Phylum Platyhelminthes

d)

Parenchyma

e)

Protonephridia

19.

The phylum platyzoa is divided into four classes:

a)

turbellaria

b)

monogenea

c)

trematoda

d)

cestoidea

e)

monogononta

20.

Mostly free living and aquatic; external surfaces usually ciliated; predaceous; possess rhabdites, protrusible proboscis, frontal glands, and many mucous glands; mostly hermaphroditic. Convoluta, Notoplana, Dugesia. More than 3,000 species.

a)

class turbellaria

b)

class monogenea

c)

class trematoda

d)

class cestoidea

21.

Mostly free-living bottom dwellers in freshwater & marine environments.

a)

class turbellaria

b)

class monogenea

c)

class trematoda

d)

class cestoidea

22.

  • Most --- move entirely by cilia and muscles and are predators and scavengers.

a)

class turbellaria

b)

class monogenea

c)

class trematoda

d)

class cestoidea

23.

  • Digestion is initially extracellular and then intracellular; incomplete digestive tract.

a)

class turbellaria

b)

class monogenea

c)

class trematoda

d)

class cestoidea

24.

  • Protonephridia are present and are involved in osmoregulation.

a)

class turbellaria

b)

class monogenea

c)

class trematoda

d)

class cestoidea

25.

  • A primitive brain and nerve cord are present.

a)

class turbellaria

b)

class monogenea

c)

class trematoda

d)

class cestoidea

26.

  • --- are monoecious.

a)

class turbellaria

b)

class monogenea

c)

class trematoda

d)

class cestoidea

27.

  • A primitive brain and nerve cord are present.

a)

class turbellaria

b)

class monogenea

c)

class trematoda

d)

class cestoidea

28.

  • Monogenetic flukes; mostly ectoparasites on vertebrates (usually on fishes; occasionally on turtles, frogs, copepods, squids); one life-cycle form in only one host; bear opisthaptor. Disocotyle, Gyrodactylus, Polystoma. About 1,100 species.

a)

class turbellaria

b)

class monogenea

c)

class trematoda

d)

class cestoidea

29.

  • Monogenetic flukes are so named because they have only one generation in their life cycle.

a)

class turbellaria

b)

class monogenea

c)

class trematoda

d)

class cestoidea

30.

  • These flukes are mostly ectoparasites of fishes as adults.

a)

class turbellaria

b)

class monogenea

c)

class trematoda

d)

class cestoidea

31.

  • The eggs that are produced hatch into a ciliated larva called an oncomiracidium that attaches to fish gills via their opisthaptor and develops into an adult.

a)

class turbellaria

b)

class monogenea

c)

class trematoda

d)

class cestoidea

32.

  • ; all are parasitic; several holdfast devices present; have complicated life cycles involving both sexual and asexual reproduction. More than 10,000 species.

a)

class turbellaria

b)

class monogenea

c)

class trematoda

d)

class cestoidea

33.

  •  (~10,000 species) is divided into two subclasses:

  1. Aspidogastrea.

  2. Digenea.

a)

class turbellaria

b)

class monogenea

c)

class trematoda

d)

class cestoidea

34.

These flukes (which describes their wide, flat shape) are mostly external or internal parasites of vertebrates.

a)

class turbellaria

b)

class monogenea

c)

class trematoda

d)

class cestoidea

35.

  • An incomplete digestive tract is present.

a)

class turbellaria

b)

class monogenea

c)

class trematoda

d)

class cestoidea

36.

  • Most are monoecious.

a)

class turbellaria

b)

class monogenea

c)

class trematoda

d)

class cestoidea

37.

  • The outer body layer is a tegument.

a)

class turbellaria

b)

class monogenea

c)

class trematoda

d)

class cestoidea

38.

  •  All parasitic species with no digestive tract have great reproductive potential; tapeworms. About 3,500 species.

a)

class turbellaria

b)

class monogenea

c)

class trematoda

d)

class cestoidea

39.

  • , or tapeworms, are gut parasites of vertebrates.

a)

class turbellaria

b)

class monogenea

c)

class trematoda

d)

class cestoidea

40.

  • Two unique adaptations characterize the group:

  1. Lack a mouth and digestive tract.

  • absorb nutrients across body wall.

  1. Most consist of a series of repeating units called proglottids.

  • each has one or two complete sets of reproductive structures.

a)

class turbellaria

b)

class monogenea

c)

class trematoda

d)

class cestoidea

41.

Most endoparasites of molluscs possess large opisthaptor; most lack an oral sucker. Aspidogaster, Cotylaspis, Multicotyl. About 32 species.

a)

subclass aspidogastrea

b)

subclass digenea

c)

subclass cestodaria

d)

subclass eustoda

42.

Adults endoparasites in vertebrates; at least two different life-cycle forms in two or more hosts; have oral sucker and acetabulum. Schistosoma, Fasciola, Clonorchis. About 1,350 species.

a)

subclass aspidogastrea

b)

subclass digenea

c)

subclass cestodaria

d)

subclass eustoda

43.

The vast majority of all flukes belong to

a)

subclass aspidogastrea

b)

subclass digenea

c)

subclass cestodaria

d)

subclass eustoda

44.

Many medically important species.

a)

subclass aspidogastrea

b)

subclass digenea

c)

subclass cestodaria

d)

subclass eustoda

45.

  • Members have at least two forms and require two hosts:

  1. Adult stage.

  2. One or more larval stages.

  • The eggs hatch in freshwater into a ciliated larva called a miracidium.

a)

subclass aspidogastrea

b)

subclass digenea

c)

subclass cestodaria

d)

subclass eustoda

46.

  • Primarily endoparasites of molluscs.

a)

subclass aspidogastrea

b)

subclass digenea

c)

subclass cestodaria

d)

subclass eustoda

47.

  • The life cycle may involve one host (a mollusc) or two hosts (a fish or turtle).

a)

subclass aspidogastrea

b)

subclass digenea

c)

subclass cestodaria

d)

subclass eustoda

48.

  • About 15 species.

a)

subclass aspidogastrea

b)

subclass digenea

c)

subclass cestodaria

d)

subclass eustoda

49.

  • Endoparasites of fishes.

a)

subclass aspidogastrea

b)

subclass digenea

c)

subclass cestodaria

d)

subclass eustoda

50.

  • are the true tapeworms.

a)

subclass aspidogastrea

b)

subclass digenea

c)

subclass cestodaria

d)

subclass eustoda

51.

  • The body is divided into three regions: scolex, neck, and strobila.

a)

subclass aspidogastrea

b)

subclass digenea

c)

subclass cestodaria

d)

subclass eustoda

52.

  • Some important tapeworm parasites of humans include:

  1. Taeniarhynchus saginatus

  2. Diphyllobothrium latum


a)

subclass aspidogastrea

b)

subclass digenea

c)

subclass cestodaria

d)

subclass eustoda

53.

Gastrotrichs are microscopic, aquatic animals.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

54.

inhabiting interstitial spaces between ocean floor or lake bottom substrate particles.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

55.

with a head, neck, and trunk.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

56.

Numerous adhesive glands are present.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

57.

The group is generally hermaphroditic, although males are rare and female parthenogenesis is common in freshwater species.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

58.

  • protonephridia possess a single flagellum instead of cilia found in flame cells.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

59.

  • Most recently discovered (1994) and described (2000) group of animals.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

60.

  • Microscopic, small jawed animals.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

61.

  • Homeothermic springs on Disko Island, Greenland.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

62.

  • Two part head with complex jaw (15 parts).

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

63.

  • Large ganglion and paired nerve cords along the lower body.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

64.

  • Head, thorax, and abdomen carry stiff bristles with 1 to 3 cilia.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

65.

  • Simple, complete gut.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

66.

  • Anus opens outside periodically.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

67.

  • Two pairs of protonephridia.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

68.

  • Likely reproducing parthenogenetically, no males have been found.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

69.

  • Over 100 species in 18 genera.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

70.

  • Minute, slender to thread-like.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

71.

  • Called “jaw worms” due to the unique jawed pharyngeal apparatus.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

72.

  • Found interstitially in marine sands.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

73.

  • High densities in low oxygen, sulfide rich conditions.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

74.

  • Head, trunk and narrow tail regions.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

75.

  • Nervous system with sensory cilia.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

76.

  • Incomplete digestive tract.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

77.

  • Likely use diffusion for circulation, excretion, gas exchange.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

78.

  • Monoecious with cross fertilization.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

79.

  • Protandry may be present.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

80.

  • Named based on ciliated corona around lobes on their heads.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

81.

  • Functions in locomotion.

  • Abundant in freshwater habitats.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

82.

  • Triploblastic, bilateral, unsegmented, pseudo coelomate.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

83.

  • Complete digestive tract, regionally specialized.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

84.

  • Corona at anterior end.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

85.

  • Toes & adhesive glands at posterior end.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

86.

  • Well developed cuticle.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

87.

  • Protonephridia with flame cells.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

88.

  • Parthenogenesis is common, males rare or absent.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

89.

  • Protonephridia with flame cells.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

90.

  • A ciliated corona surrounding a mouth; muscular pharynx (mastax) present with jawlike features; nonchitinous cuticle; parthenogenesis is common; both freshwater and marine species. About 2,000 species.

a)

Phylum Gastrotricha


b)

Phylum Micrognathozoa

c)

Limnognathia Maerski.

d)

Phylum Gnathostomulida

e)

Phylum Rotifera

91.

A single genus of marine rotifers that are commensals of crustaceans; large and elongate body with reduced corona. Seison. Only two species.

a)

class seisonidea

b)

class bdelloidea

c)

class monogononta

92.

Anterior end retractile and bearing two trochal disks; mastax adapted for grinding; paired ovaries; cylindrical body; males absent. Adineta, Philodina, Rotaria. About 590 species.

a)

class seisonidea

b)

class bdelloidea

c)

class monogononta

93.

Rotifers with one ovary; mastax not adapted for grinding; produce mictic and amictic eggs. Males appear only sporadically. Conochilus, Collotheca, Notommata. About 1,400 species.

a)

class seisonidea

b)

class bdelloidea

c)

class monogononta

94.

Endoparasites in the intestinal tracts of vertebrates, especially fish.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

95.

Two hosts are required to complete the life cycle.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

96.

  • Juveniles are parasites of crustaceans and insects.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

97.

  • Adults are parasites of vertebrate digestive tracts.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

98.

  • Living syncytial tegument adapted to the parasitic way of life covers the body wall.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

99.

  • Great biotic potential.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

100.

  • Sexes are separate.

  • Males have a protrusible penis.

  • Fertilization is internal.

  • Eggs develop in pseudocoelom.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

101.

are elongate, flattened worms found in mud and sand.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

102.

Commonly called “proboscis worms” due to long proboscis

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

103.

Triploblastic, acoelomate, bilaterally symmetrical, unsegmented.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

104.

Ciliated epidermis with mucous glands.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

105.

  • Complete digestive tract with anus.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

106.

  • Protonephridia

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

107.

  • Cerebral ganglion, longitudinal nerve cords and transverse commissures.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

108.

  • Closed circulatory system.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

109.

  • Body musculature in 2 to 3 layers.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

110.

  • One of the most recently described phyla.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

111.

  • Members of this phylum live on the mouthparts of the claw lobster.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

112.

  • Attach via an adhesive disc on the end of an acellular stalk.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

113.

  • Very tiny animals.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

114.

  • Live in sessile colonies of zooids.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

115.

  • Marine or freshwater environments.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

116.

  • Coelomate, colonial lophotrochozoans.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

117.

  • Lophophore circular or U-shaped.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

118.

  • Gut U-shaped; anus opens outside the base of lophophore tentacles.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

119.

  • Circulatory and excretory systems absent.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

120.

  • Colonies produced by asexual budding.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

121.

  • Gas exchange occurs through the body surface.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

122.

  • Sessile in marine & freshwater habitats.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

123.

  • Triploblastic, coelomate, bilaterally symmetrical.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

124.

  • U-shaped gut with or without an anus.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

125.

  • Body enclosed in dorsal and ventral valves.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

126.

  • Nervous system with a ganglionated circumesophageal ring.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

127.

  • Open circulatory system with one or more hearts.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

128.

  • No gas exchange organs.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

129.

  • Horse-shoe-shaped lophophore in anterior mantle cavity.

a)

Phylum Acanthocephala

b)

Phylum Nemertea

c)

Phylum Ciliophora

d)

Phylum Ectoprocta

e)

Phylum Brachiopoda

130.

The --- penetrates a snail and develops into a sporocyst.

a)

Miracidium

b)

Sporocysts

c)

Rediae

131.

develop into daughter sporocysts or rediae.

a)

Miracidium

b)

Sporocysts

c)

Rediae

132.

  • develop into cercariae and metacercaria cysts in plants and then an adult in the final host.

a)

Miracidium

b)

Sporocysts

c)

Rediae