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Zoology > Test 2 > Flashcards

Test 2 Flashcards

1
Q

Community succession

A

periodic change in the assemblage of species in a Community

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2
Q

who makes up the pioneer community

A

generalist

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3
Q

true of false generalist change the environment

A

true

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4
Q

who makes up the intermediate community

A
  • few generalist

- more specialist

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5
Q

true or false specialists in an intermediate community don’t change the environment

A

false

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6
Q

who makes up the climax Community

A

specialist

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7
Q

true or false specialists in an climax community don’t change the environment

A

true

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8
Q

what is it called when an environment gets destroyed and goes back to intermediate Community

A

secondary succession

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9
Q

what has lead due to the abandoning of Kingdom Protista

A

supergroups

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10
Q

what supergroup has a groove along 1 side

A

supergroup Excavata

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11
Q

ex of supergroup Excavata

A

Euglena

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12
Q

what supergroup is flagellated, photosynthetic, similar chloroplasts

A

supergroup Archaeplastida

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13
Q

synapomorphy of supergroup archaeplastida

A

similar chloroplast

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14
Q

ex of supergroup archaeplastida

A

Volvox

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15
Q

what supergroup has amebae, fungi, slime molds, animals

A

supergroup Unikonta

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16
Q

synapomorphy of supergroup Unikonta

A

genetic evidence

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17
Q

synapomorphy of supergroup SAR

A

dna evidence

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18
Q

hypotheses of generation of multicellularity

A

STUDY

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19
Q

asymmetry

A

no plane of symmetry

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20
Q

what kind of symmetry is not designed to move

A

asymmetry

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21
Q

what symmetry has body parts arranged around a central axis and is designed to move all directions poorly

A

radial

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22
Q

bilateral symmetry

A

line divides into equal left and right sides

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23
Q

what kind of symmetry is designed to move forward well

A

bilateral symmetry

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24
Q

Divides dorsal and ventral

A

frontal plane

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25
Q

transverse plane

A

divides into anterior (forward) and posterior (butt)

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26
Q

Divides into left and right

A

sagittal plane

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27
Q

medial

A

closer to the midsagital

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28
Q

farther away from midsagital

A

lateral

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29
Q

distal

A

farther from where arm attaches

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30
Q

closer to where arm attaches

A

proximal

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31
Q

endoderm

A

gastrodermis, mesoglea (non-living)

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32
Q

ectoderm

A

epidermis

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33
Q

what layers are in diploblastic

A

endoderm and ectoderm

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34
Q

what layers are in triploblastic

A

endoderm
ectoderm
mesoderm

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35
Q

no space between gut and body wall

A

Acoelomate

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36
Q

pseudocoelomate

A

space between gut and body wall not derived from mesoderm

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37
Q

space between gut and body wall is mesodermally derived

A

coelomat

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38
Q

advantages of a coelom

A
  • surface area internal organs
  • room for stored energy
  • room for consumed items
  • hydrostatic skeleton
  • room for evolutionary “tinkering”
  • increase in overall body size
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39
Q

paraphyletic group

A

not all extant forms but includes common ancestor

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40
Q

Plesiomorphy

A

ancestral characteristics

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41
Q

syplesiomorphy

A

shared ancestoral characteristic

42
Q

apomorphy

A

derived characteristics (new)

43
Q

synapomorphy

A

shared derived characteristic

44
Q

what animals are in phylum Porifera

A

sponges

45
Q

is phylum Porifera protostome or Deuterostome?

A

protostome

46
Q

is phylum Porifera diploblastic or triploblastic?

A

diploblastic

47
Q

what kind of digestive tract does phylum Porifera have

A
  • no digestive tract

- filter/suspension feeding

48
Q

true or false: if surface area of filter increases so does filter rate

A

true

49
Q

what is special about phylum Porifera no respiratory structures

A

all cells have access to water

50
Q

does phylum Porifera have excretory structures

A

no

51
Q

what is phylum Porifera endoskeleton made of

A

spongin and spicules

52
Q

what kind of symmetry does phylum Porifera have

A

asymmetry

53
Q

what level of body organization does phylum Porifera have

A

cellular

54
Q

does phylum Porifera have a nervous system

A

no

55
Q

does phylum Porifera have a circulatory system

A

no

56
Q

what are the 3 sponge types

A
  • ascon
  • sycon
  • leucon
57
Q

what kind of animals are in phylum cnidaria

A

jellies, hydras, and sea anenamies

58
Q

is phylum cnidaria protostome or Deuterostome?

A

protostome

59
Q

is phylum cnidaria diploblastic or triploblastic?

A

diploblastic

60
Q

what kind of digestive tract does phylum cnidaria have

A
  • incomplete digestive tract
  • filter/suspension feeding
  • mouth –> pharynx —-> gastrovascular cavity
  • lack a series of specialized organs
61
Q

phylum cnidaria respiratory structures

A

no specialized respiratory structures

62
Q

does phylum cnidaria have excretory structures

A

no

63
Q

true or false phylum cnidaria does not have a hydrostatic skeleton

A

false

64
Q

what kind of symmetry does phylum cnidaria have

A

radial symmetry

65
Q

what level of body organization does phylum cnidaria have

A

tissue

66
Q

true or false phylum cnidaria does have a nerve network

A

true

67
Q

does phylum cnidaria have a circulatory system

A

no

68
Q

phylum cnidaria uses cnidocytes for

A

feeding and protection

69
Q

nematocyst

A

stinger

70
Q

cnidocil

A

trigger

71
Q

barbs

A

retain prey

72
Q

how does phylum cnidaria reproduce

A
  • asexual: budding and fragmentation

- sexual

73
Q

phylum cnidaria 2 body types

A

medusa and polyp

74
Q

synapomorphy in class hydrozoa

A

endodermally derived gonads

75
Q

what animals are in class anthozoa

A

anemones and corals

76
Q

synapomorphy in class anthozoa

A

endodermally derived gonads

77
Q

what animals are in class Scyphozoa

A

jellies

78
Q

is phylum Platyhelminthes protostome or Deuterostome?

A

protostomes

79
Q

is phylum Platyhelminthes diploblastic or triploblastic?

A

triploblastic: acoelomate

80
Q

what kind of digestive tract does phylum Platyhelminthes have

A

incomplete *

- except Cestoda

81
Q

phylum Platyhelminthes respiratory structures

A

no specialized respiratory structures

82
Q

what does phylum platyhelminthes use as a flushing mechanism

A

flame cells

83
Q

true or false phylum platyhelminthes does have a hydrostatic skeleton

A

true

84
Q

what kind of symmetry does phylum Platyhelminthes have

A

bilateral

85
Q

collection of sensory neurons at anterior ends

A

cephalization

86
Q

true or false phylum plathelminthes does not have a nerve network and ganglia

A

false

87
Q

does phylum plathelminthes have a circulatory system

A

no

88
Q

what phylum is dorsoventrally flattened

A

phylum plathelminthes

89
Q

is phylum plathelminthes monoecious or dioecious

A

monoecious

90
Q

what animals make up class Turbellaria

A

flatworms

91
Q

where do flatworms live

A

freshwater
marine
terrestrial

92
Q

what are the 3 muscle layers in flatworms

A

circular muscle
longitudinal muscles
dorsoventral muscles

93
Q

what do flatworms use for senses

A

ocelli
auricles
Generalized mechanoreception

94
Q

how do flat worms reproduce

A

fragmentation or sexual reproduction

95
Q

what animals make up class Trematoda

A

flukes

96
Q

true or false flukes are not parasitic

A

false

97
Q

function of glycocalyx

A
  • diffusion

- protection

98
Q

what animals make up class Cestoda

A

tapeworms

99
Q

where do tapeworms live

A

in small intestines of mammals

100
Q

left off in green notebook

A

.

Zoology (4 decks)

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