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Biology 1020 Lab > Lab 4 - protists > Flashcards

Lab 4 - protists Flashcards

1
Q

diatoms and brown algae: ______ :

A

Stramenopiles : SAR

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2
Q

Dinoflagellates and ciliates: ______ : _____

A

Alveolates : SAR

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3
Q

Red Algae, Chlorophytes, Charophytes : _____

A

Archaeplastida

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4
Q

Euglenozonas : _______

A

Excavata

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5
Q

Slime moulds and Tubulinids: _____ : _____

A

amoebozans : unikonta

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6
Q

mode of nutrition : Eulgenozan

A

photoautotrophic
heterotrophic

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7
Q

mode of nutrition : Ciliates

A

heterotrophic

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8
Q

mode of nutrition : dinoflagellates

A

photoautotrophic
mixotrophic

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9
Q

mode of nutrition : diatoms

A

photoautotroph

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10
Q

mode of nutrition : brown alage

A

photoautotrophic

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11
Q

mode of nutrition : red algae

A

photoautotrophic
parasitic

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12
Q

mode of nutrition : chlorophytes

A

photoautotrophic

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13
Q

mode of nutrition : charophytes

A

photoautotrophic

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14
Q

mode of nutrition : slime moulds

A

phagocytosis (heterotrophic)

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15
Q

mode of nutrition : tubulinids

A

Phagocytosis (heterotrophic)

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16
Q

cell wall : euglenozoan

A

pellicle

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17
Q

cell wall : ciliates

A

absent

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18
Q

cell wall : dinoflagellates

A

cellulose

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19
Q

cell wall : diatoms

A

silica

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20
Q

cell wall : brown algae

A

cellulose

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21
Q

cell wall : red algae

A

cellulose

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22
Q

cell wall : chlorophytes

A

cellulose

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23
Q

cell wall : charophytes

A

cellulose

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24
Q

cell wall : slime moulds

A

absent

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25
Q

cell wall : tubulinids

A

absent

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26
Q

habitat: euglenozoans

A

freshwater/parasitic

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27
Q

habitat: ciliates

A

freshwater

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28
Q

habitat: dinoflagellates

A

marine

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29
Q

habitat: diatoms

A

marine and freswater

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30
Q

habitat: brown algae

A

cold marine

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31
Q

habitat: red algae

A

marine

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32
Q

habitat: chlorophytes

A

fresh
Marine

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33
Q

habitat: charophytes

A

freshwater

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34
Q

habitat: slime moulds

A

moist terrestrial

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35
Q

habitat: tubulinids

A

terrestrial
marine
freshwater
parasitic

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36
Q

movement: tubulinids

A

pseudopodia

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37
Q

movement: slime moulds

A

cytoplasmic streaming

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38
Q

movement: charophytes

A

flagella but mostly sessile

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39
Q

movement: chlorophytes

A

flagella but mostly sessile

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40
Q

movement: red algae

A

non-motile

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41
Q

movement: brown algae

A

non-motile

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42
Q

movement: diatoms

A

non-motile but use currents to move

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43
Q

movement: dinoflagellates

A

flagella

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44
Q

movement: ciliates

A

cilia

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45
Q

movement: euglenozoan

A

flagella

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46
Q

how are euglenoids similar to green algae

A

possession of chlorophyll a and b

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47
Q

how are euglenoids different to green algae

A

different cell wall composition

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48
Q

true or false
ancestral euglenids ingested green algae and formed a stable relationship through primary endosymbiosis

A

false - secondary endosymbiosis

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49
Q

how do Egulena store their energy

A

as a carbohydrate called paramylon

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50
Q

stentor have ____ along the oral groove

A

cilia

51
Q

stentors use their cilia for

A
  1. feeding
  2. movement
52
Q

do Stentors have a rigid cell wall

A

NO - they are able to move and change shape fast

53
Q

what does the colour of the Stentor say about its mode of nutrition

A

They ingest and form photosynthetic relationships with algae, causing them to have a blue or green color

54
Q

contractile vacuole purpose in Stentor

A

for maintaining their water balance

55
Q

macronucleus purpose in Stentor

A

non-reproductive function like cell metabolism or protein synthesis

56
Q

dinoflagellates are ____ at maturity

A

haploid -

57
Q

dinoflagellates reproduce ___

A

asexually

58
Q

how did spirogyra get its name

A

characteristic spiral shape of the chloroplasts possessed by its members.

59
Q

do slime moulds have cytoplasmic streaming

A

YES - in their plasmodium

60
Q

what colour is Stentor

A

grey-green

61
Q

dinoflagellates are _____ organisms

A

single-celled

62
Q

what protists makes bioluminescence

A

dinoflagellates

63
Q

what protist causes red tide

A

dinoflagellates

64
Q

what is responsible for maintaining the dinoflagellate’s shape

A

cellulose plates inside the cell membrane

65
Q

diatoms are ______ organisms

A

unicellular

66
Q

how are diatoms transported

A

by currents

67
Q

the diatom cell wall has ___ parts

A

2

68
Q

what are two shapes for diatoms

A

centric and pennate

69
Q

what shape of diatom is this

A

centric

70
Q

centric diatoms have _____ symmetry

A

raidal

71
Q

pennate diatoms have _____ symmetry

A

bilateral

72
Q

what shape of diatom is this

A

pennate

73
Q

what view is this of a diatom

A

side or gridle view

74
Q

what view is this of a diatom

A

top or valve view

75
Q

true or false
Laminaria superficially resemble plants

A

true

76
Q

the similarities between plants and brown algae (laminaria) are ____

A

analogous

77
Q

did the ancestor of brown algae and land plants have the body plan

A

NO

78
Q

thallus (laminaria)

A

body

79
Q

blade (laminaria)

A

leaf like

80
Q

stipe (laminaria)

A

stem like

81
Q

holdfast (laminaria)

A

roots like

82
Q

laminaria reproduces via

A

flagellated animal-like zoospores that are released from sporangia from the surface of the blade

83
Q

what photosynthetic pigments are found in red algae

A

chlorophyll a and phycoerythrin

84
Q

phycoerythrin

A

photosynthetic pigment that is adapted to take advantage of wide spectrum of light in various depths of water

85
Q

true or false
red algae are ENTIRELY dependent on the currents for fertilization and dispersal

A

true

86
Q

_____ are some of the most ecologically and evolutionarily important algae

A

green algae

87
Q

how are green algae and land plants similar

A

both have photosynthetic pigments and cell walls made from cellulose

88
Q

green algae reproduction

A

asexual and sexual

89
Q

types of green algae

A

chlorophytes
charophytes

90
Q

chlorophytes diversity arises from

A

the thallus types

91
Q

thallus types in chlorophytes

A
  1. unicellular
  2. colonial
  3. filamentous
  4. growth in three planes
92
Q

true or false
some chlorophytes are known to form a mutualistic relation with fungi

A

true - lichens

93
Q

what are some features that charophytes show to closely relate them to land plants

A
  1. type of cellulose
  2. presence of peroxisomes
  3. process of forming new cell wall material
94
Q

amoebozoans (slime moulds) are sometimes referred to as

A

fungus like protists

95
Q

slime moulds are important

A

decomposers

96
Q

slime mould vegetative state

A

slime moulds exist as thin, streaming masses of MULTINUCLEATED protoplast

97
Q

slime mould vegetative state is known as

A

plasmodium

98
Q

what happens to slime moulds when the food supply is low

A

the plasmodium stops moving and begins to form a series of small mounds - developing into a mature sporangium

99
Q

tubulinids are referred to as

A

animal-like protists

100
Q

tubulinids have two regions of the cytoplasm

A
  1. endoplasm - more fluid and more central
  2. ectoplasm - nonflowing and more peripheral
101
Q

what flows first into the tip of the pseudopodium tubulinids

A

endoplasm and then the ectoplasm

102
Q

tubulinids are examples of

A

Amoebozan and supergroup unikonta

103
Q

slime moulds are examples of

A

amoebozoan and supergroup unikonta

104
Q

spirogyra is an example of

A

charophytes/green algae and supergroup archaeplastida

105
Q

volvox is an example of

A

chlorophytes/green algae and supergroup archaeplastida

106
Q

laminaria is an example of

A

brown algae/stramenopiles and supergroup SAR

107
Q

diatoms are an example of

A

stramenopiles and supergroup SAR

108
Q

dinoflagellates are an example of

A

alveolates and supergroup SAR

109
Q

Stentor is an example of

A

alveolates and SAR supergroup

110
Q

euglena is an example of

A

euglenozoans and supergroup excavata

111
Q

plant-like protists are

A

photosynthetic and sessile

112
Q

fungus-like protists are

A

heterotrophic and relatively sessile

113
Q

animal-like protists are

A

heterotrophic and motile

114
Q
A

euglena : supergroup excavata

115
Q
A

Stentor : Alveolates : SAR clade

116
Q
A

Dinoflagellate : alevolates SAR

117
Q
A

diatoms : stramenopiles : SAR

118
Q
A

laminaria : stramenopiles : SAR

119
Q
A

polysiphonia : red algae : archaeplastida

120
Q
A

volvox : (chlorophytes) green algae : archaeplastida

121
Q
A

spirogyra : (charophytes) green algae: archaeplastida

122
Q
A

slime moulds physarum : amoebozoan : unikonta

123
Q
A

tubulinids amoeba proteus : amoebozoan : unikonta

Biology 1020 Lab (11 decks)

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