Lecture 10-Fungi Flashcards

1
Q

Fungi are __________.

A

Eukaryotes

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2
Q

Fungi have cell walls made of __________.

A

Chitin

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3
Q

Fungi are closely related to __________.

A

Animals

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4
Q

Flagellated single cell ancestors diverged how long ago?

A

1 BYA

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5
Q

__________ are absorptive heterotrophs.

A

Fungi

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6
Q

Absorptive heterotrophs secrete __________.

A

Exoenzymes

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7
Q

Fungi exhibit many different lifestyles, such as:

A

Decomposers, parasitic, mutualistic

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8
Q

Fungi are _____ celled and __________.

A

Single-celled, multicellular

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9
Q

An example of a single celled fungi is __________.

A

Yeast

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10
Q

Yeasts reproduce via __________.

A

Asexual budding

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11
Q

__________ digest food outside the body.

A

Exoenzymes

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12
Q

__________ is the biggest organism in the world.

A

Fungus

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13
Q

Filamentous cells:

A

Hyphae

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14
Q

Two categories of hyphae are:

A

Septate and Coenocytic

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15
Q

This category of hyphae are fungal cells separated by porous septum. Pores allow exchange of small molecules. (E.g. Ribosomes, mitochondria, nuclei).

A

Septate

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16
Q

This category of hyphae lacks septa and has continuous cytoplasmic mass.

A

Coenocytic

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17
Q

Multicellular fungi that is a mass of hyphae. It’s the main body of fungi and persists mostly underground.

A

Mycelium

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18
Q

Multicellular fungi that is specialized hyphae that form symbiosis with: host and exchanges or extracts nutrients.

A

Haustoria

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19
Q

A host with exchanges is a __________ relationship.

A

Mutualistic

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20
Q

Type of relationship where one organism extracts nutrients from another.

A

Parasitic

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21
Q

Mutualistic haustoria associated with plant roots; improves water and nutrient uptake.

A

Mycorrhizae

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22
Q

__________ facilitated plant movement on to land.

A

Mycorrhizae

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23
Q

Parasitic haustoria associated with nematodes.

A

Fungus trap

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24
Q

Collective hyphae

A

Mycelium

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25
Fungi produce spores through __________ or __________ life cycles.
Sexual or asexual
26
In the __________ phase of fungal reproduction, haploid mycelium produces haploid spores, which may be contained in a sporangium.
Asexual
27
Step 1 in the sexual phase of fungal reproduction: haploid mycelium produce __________.
Pheromones
28
__________ signal for potential partners.
Pheromones
29
Step 2 in the sexual phase of fungal reproduction: mycelia exhibit movement towards a __________ __________ of different 'mating types' (similar to different sexes).
Pheromone source
30
Step 3 in the sexual phase of fungal reproduction: __________ __________.
Mycelia join
31
Fusion of cytoplasm (heterokaryotic stage).
Plasmogamy
32
Fusion of haploid nuclei (becomes diploid).
Karyogamy
33
Many species form unique spore producing structures between __________ and __________.
Plasogamy, Karyogamy
34
The 6 fungal phyla are:
Microsporidia, Chytridomycota, Zygomycota, Glomeromycota, Ascomycota, and Basidiomycota
35
__________ are intracellular/unicellular parasites of animals and protists.
Microsporidia
36
Polar tubes are associated with __________.
Microsporidia
37
Structure to gain entrance into a host.
Polar tubes
38
Animal parasite causing chronic/debilitating diseases.
Microsporidia
39
Considered aquatic fungi.
Chytridomycota
40
__________ have flagellated spores.
Chytridomycota
41
Flagellated spores are called __________.
Zoospores
42
In this fungal phyla, gametes (spores) are contained in the sporangium.
Chytridomycota
43
__________ fungus is the leading suspect in the decline of amphibians.
Chytrid
44
The sexual phase in the __________ phyla produces zygosporangium.
Zygomycota
45
__________ can persist for months in harsh environments.
Zygosporangium
46
Considered "shotgun" fungus.
Zygomycota
47
They make your food go bad.
Zygomycota
48
Common fruit and bread molds.
Zygomycota
49
This fungal phyla produces mutualistic mycorrhizae.
Glomeromycota
50
____% of land plants have mycorrhizae.
90%
51
Earliest land plant fossils have __________.
Mycorrhizae
52
__________ facilitated plant land invasion.
Mycorrhizae
53
This fungal phyla is considered cup fungi.
Ascomycota
54
The sexual phase of this fungal phyla produces sack like ascocarp.
Ascomycota
55
Ascomycota are found in groups of ________.
8
56
__________ are considered a gourmet delicacy (truffles).
Ascomycota
57
This fungal phyla is considered club fungi; mushrooms.
Basidiomycota
58
This fungal phyla has gills lined with spores.
Basidiomycota
59
__________ are otherwise known as mushrooms.
Basidiocarps
60
Mushrooms are found in groups of _______.
4
61
Certain types of __________ are delicious and can make you "happy".
Basidiomycota
62
Fungi decompose __________ into __________ compounds.
Organic, Inorganic
63
__________ are recyclers.
Fungi
64
Fungi are only decomposers of __________.
Lignin
65
__________ are important in bioremediation.
Fungi
66
Fungi may form __________ relationships with plants, algae, cyanobacteria, and animals.
Mutualistic
67
Fungi that live inside leaves or other plant parts without causing harm are __________.
Endophytes
68
__________ provide protection and tolerance within plants.
Endophytes
69
Leaf cutter ants farm fungi to break down __________ __________.
Plant cellulose
70
__________ help convert rocks to soil.
Lichens
71
__________ grow on rocks and trees.
Lichens
72
Algae or cyanobacteria generally occupy an inner layer below the __________ surface.
Lichen
73
_____% of fungi are plant pathogens.
30%
74
Fungal infections in humans are termed __________.
Mycosis
75
Examples of __________ are ringworm and athlete's foot.
Mycosis
76
__________ gives us citric acid for cola.
Aspergillus
77
__________ can produce bleu cheese, beer, wine, etc.
Fungi