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Multiple Choice Quiz
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1
Researchers claim to have found a fungus that spreads over 1500 acres.
A)True
B)False
2
Fungi are heterotrophic by ingestion.
A)True
B)False
3
Fungal cells have _____.
A)DNA in a nucleus
B)chloroplasts
C)cellulose in their cell walls
D)all of the above
4
Fungi are multicellular _____.
A)prokaryotes
B)eukaryotes
5
Some fungi and bacteria act as _____ and keep chemicals cycling through the ecosystems.
A)producers
B)consumers
C)decomposers
D)pollinators
6
Which of the following involves members of the kingdom Fungi?
A)athlete's foot
B)LSD
C)beer
D)all of the above
7
Fungi perform _____ digestion.
A)extracellular
B)intracellular
8
All fungi are multicellular.
A)True
B)False
9
Human fungal diseases include _____.
A)ringworm
B)toxoplasmosis
C)yeast infection
D)both A and C
10
Fungi _____.
A)are nonmotile
B)lack basal bodies
C)never have flagella
D)all of the above
11
Fungal cells have a cell wall containing _____.
A)cellulose
B)chitin
C)peptidoglycan
D)glycogen
12
Fungi are dispersed by _____.
A)windblown spores
B)insect borne pollen
C)flagellated zygotes
D)none of the above
13
Fungi reproduce _____.
A)sexually
B)asexually
C)both A and B
14
A fungal hypha that contains paired haploid nuclei is _____.
A)dimorphic
B)a dicotyledon
C)a dinoflagellate
D)dikaryotic
15
Asexual reproduction of fungi _____.
A)can occur by fragmentation
B)usually involves the production of spores by a single mycelium
C)can occur by budding in yeast
D)all of the above
16
During sexual reproduction hyphae from two different mating types fuse.
A)True
B)False
17
The diploid zygote produced during sexual reproduction undergoes _____ prior to spore formation.
A)mitosis
B)meiosis
C)binary fission
18
Nonseptate fungi _____.
A)are multinucleated
B)have cross walls in their hyphae
C)both A and B
19
The energy reserve of fungi is _____.
A)starch
B)cellulose
C)glycogen
D)chitin
20
The cross walls in the septate fungi's hyphae inhibit the flow of cytoplasm from one cell to another.
A)True
B)False
21
Fungal spores produced by the diploid zygote _____.
A)are haploid
B)don't undergo any noticeable embryonic development
C)germinate directly into haploid hyphae
D)all of the above
22
Fungi produce windblown spores during _____.
A)asexual reproduction
B)sexual reproduction
C)both A and B
23
Fungi that live off the tissues of living plants and animals are _____.
A)parasites
B)saprotrophic decomposers
24
Fungi that infect plants are of huge economic impact.
A)True
B)False
25
The fungal body can absorb more nutrients because of the increased surface area the hyphae provide.
A)True
B)False
26
The body of most fungi is a multicellular structure known as a _____.
A)mycelium
B)lichen
C)mycorrhizae
D)hypha
27
There are no fungi that _____.
A)are parasites
B)decompose dead tissue
C)do photosynthesis
D)reproduce sexually
28
Once the hyphae of the two different mating types fuse the nuclei from the two mating types fuse immediately.
A)True
B)False
29
Both fungi and _____ lack flagella in all stages of the life cycle leading taxonomists to suggest a relationship between the two.
A)plasmodial slime molds
B)red algae
C)water molds
D)all of the above
30
It is believed that the organisms now classified in the kingdom Fungi all share a common ancestor.
A)True
B)False
31
Originally fungi were classified as plants.
A)True
B)False
32
Recent comparisons of fungal DNA and proteins have led scientists to drastically change the classification of fungi.
A)True
B)False
33
Which of the following has a filamentous body form?
A)red algae
B)fungi
C)water molds
D)all of the above
34
Fungi have a _____ life cycle.
A)alternation of generations
B)haplontic
C)diplontic
35
Fungi groups are classified according to _____.
A)differences in the life cycle
B)the type of structure that produces spores
C)both A and B
36
In 1969 Whittaker argued that fungi should be in their own kingdom since their multicellular nature, extracellular digestion and absorption of nutrients is so different from protists.
A)True
B)False
37
The black bread mold Rhizopus stolonifer is an example of a _____ fungus.
A)sac
B)zygospore
C)club
D)imperfect
38
In Rhizopus the hyphae are specialized for various purposes.
A)True
B)False
39
During the sexual reproduction of fungi in division zygomycota _____ form prior to meiosis.
A)basidiospores
B)ascospores
C)zygospores
D)none of the above
40
During zygospore asexual reproduction all structures involved are _____.
A)haploid
B)diploid
C)triploid
41
The zygospore undergoes a period of dormancy before _____ takes place.
A)meiosis
B)germination
C)fertilization
D)both A and B
42
Rhizopus rhizoids _____.
A)carry out digestion
B)grow into the bread
C)anchor the mycelium
D)all of the above
43
The haploid capsule that produces spores in Rhizopus is called a _____.
A)conidiospore
B)sporangium
C)zygospore
D)basidium
44
The Rhizopus hyphae of opposite mating types are termed male and female.
A)True
B)False
45
In Rhizopus _____ are horizontal hyphae that exist on the surface of your bread.
A)stolons
B)rhizoids
C)sporangia
D)zygospores
46
Which of the following is most likely to prevent you from enjoying a sandwich?
A)Penicillium
B)powdery mildew
C)Rhizopus
D)truffles
47
A zygospore is a resting stage that is very sensitive to changes in temperature and light intensity.
A)True
B)False
48
Sac fungi include _____.
A)yeast
B)truffles and morels
C)ergot
D)all of the above
49
Sac fungi play an ecological role by digesting materials containing ______.
A)cellulose
B)bacterium
C)collagen
D)both A and C
50
Yeast are unicellular fungi.
A)True
B)False
51
The fruiting body of the sac fungi is called the _____.
A)ascospore
B)ascus
C)ascocarp
52
The asexual reproduction of sac fungi involves the production of _____.
A)conidiospores
B)ascospores
C)zygospore
D)basidiospores
53
When asci swell they release _____ which can be windblown to other location.
A)basidiospores
B)conidia
C)ascospores
D)zygospores
54
The division name Ascomycota refers to the _____, a finger-like sac that develops during sexual reproduction.
A)conidiophore
B)ascus
C)basidium
D)none of the above
55
Yeasts reproduce _____.
A)sexually
B)asexually by budding
C)asexually by mitosis
D)all of the above
56
Club fungi usually reproduce asexually.
A)True
B)False
57
Germination of a basidiospore results in a _____ mycelium.
A)diploid
B)haploid
58
Yeasts are used by humans _____.
A)to make bread
B)for genetic engineering experiments
C)to make beer and wine
D)all of the above
59
The _____ produced by yeast during fermentation causes bread to rise.
A)methane
B)carbon dioxide
C)ethanol
D)oxygen
60
In club fungi zygomeiosis results in _____.
A)zygospores
B)ascospores
C)basidiospores
D)conidia
61
Club fungi include _____.
A)black bread mold
B)yeast
C)truffles
D)mushrooms
62
It is possible to produce new strains of wheat that are resistant to rust infections.
A)True
B)False
63
Club fungi produce fruiting bodies called _____.
A)sporangia
B)basidiocarps
C)conidiophores
D)asci
64
In mushrooms the dikaryotic mycelium often radiates out and produces basidiocarps in a(n) _____.
A)ascus
B)fairy ring
C)lichen
D)mycorrhizae
65
Cereal crops like corn, wheat, oats and rye are parasitized by club fungi called _____.
A)smuts
B)rusts
C)both A and B
66
Smuts and rusts don't form basidiocarps.
A)True
B)False
67
The disagreeable odor of stinkhorns attracts _____ that pick up spores that they later distribute.
A)flies
B)butterflies
C)hummingbirds
D)bees
68
The hyphae terminate in radiating lamellae in _____.
A)stinkhorns
B)rusts
C)gilled mushrooms
D)shelf fungi
69
The dikaryotic mycelium of club fungi continues its existence for years.
A)True
B)False
70
Ergot is easily obtained for medicinal purposes from ergot fungus cultured in petri dishes in the laboratory.
A)True
B)False
71
Historians believe that the people who accused their neighbors of witchcraft in Salem, Massachusetts in the 1600's may having been suffering from ergotism.
A)True
B)False
72
Poisonous fungi are all classified as basdiomycota.
A)True
B)False
73
A(n) _____ fungus is the source of the antibiotic penicillin.
A)club
B)sac
C)imperfect
D)none of the above
74
Imperfect fungi reproduce _____.
A)asexually
B)sexually
C)both A and B
75
Which of these human diseases is caused by an imperfect fungus?
A)athlete's foot.
B)thrush
C)ringworm
D)all of the above
76
Types of lichens include _____.
A)compact crustose
B)foliose
C)fruticose
D)all of the above
77
Lichens are a symbiotic relationship between a fungus and a _____.
A)green algae
B)cyanobacteria
C)both A and B
78
Photosynthesis is done by the _____ component of a lichen.
A)plant
B)fungus
C)cyanobacterium
D)both A and C
79
A mutualistic relationship between soil fungi and plants' roots is called a _____.
A)mycorrhizae
B)conidiophore
C)lichen
D)fruiting body
80
Fungi living in the roots of plants increases the surface area with which the plant can absorb nutrients.
A)True
B)False





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