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Fungi: Biology and Ecology Quiz
Biology
This quiz covers various aspects of fungi, including their ecological roles, classification, reproduction, diseases they cause, and symbiotic relationships.
Fungi
Mycology
Ecology
25 Questions
Medium
Ages 12+
Mar 9, 2026
About this Study Set
This study set covers Biology through
25 practice questions.
This quiz covers various aspects of fungi, including their ecological roles, classification, reproduction, diseases they cause, and symbiotic relationships. Every question includes the correct answer so you can learn as you go — pick any format above to get started.
Questions & Answers
Browse all 25 questions from the
Fungi: Biology and Ecology Quiz study set below.
Each question shows the correct answer — select a study format above to practice interactively.
1
What is the primary ecological role of fungi in nutrient cycling?
-
A
Nitrogen fixation
-
B
Decomposition of organic matter
-
C
Oxygen production
-
D
Water filtering
2
To which fungal phylum does the black bread mold Rhizopus stolonifer belong?
-
A
Zygomycota
-
B
Basidiomycota
-
C
Chytridiomycota
-
D
Ascomycota
3
What is the dormant structure formed by fungi under unfavorable conditions called?
-
A
Sporangium
-
B
Zygospore
-
C
Ascus
-
D
Basidium
4
In lichens, what is the main function of the algal partner?
-
A
Nitrogen fixation
-
B
Water absorption
-
C
Photosynthesis
-
D
Decomposition
5
Candida albicans is a fungal species commonly associated with what?
-
A
Antibiotic production
-
B
Bread fermentation
-
C
Human infection
-
D
Bacterial infection
6
Which fungal structure is responsible for sexual spore formation in Basidiomycota?
-
A
Spores
-
B
Ascus
-
C
Basidium
-
D
Conidia
7
What does the term 'coenocytic hyphae' refer to?
-
A
Hyphae with many septa
-
B
Multinucleate hyphae without cross-walls
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C
Multicellular hyphae
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D
Hyphae that produce spores
8
Which of the following is a disease caused by a fungus?
-
A
Malaria
-
B
Typhus
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C
Athlete's foot
-
D
Tuberculosis
9
What is the primary function of fungal mycelium?
-
A
Nutrient absorption
-
B
Sexual reproduction
-
C
Photosynthesis
-
D
Nitrogen fixation
10
Which fungal phylum produces flagellated gametes?
-
A
Zygomycota
-
B
Basidiomycota
-
C
Chytridiomycota
-
D
Ascomycota
11
The fungal disease ringworm is caused by what type of organism?
-
A
Protists
-
B
Viruses
-
C
Bacteria
-
D
Dermatophytes
12
What substance is the primary component of fungal cell walls?
-
A
Cellulose
-
B
Chitin
-
C
Lignin
-
D
Protein
13
Which of the following fungi reproduces by budding?
-
A
Saccharomyces cerevisiae
-
B
Rhizopus stolonifera
-
C
Penicillium notatum
-
D
Aspergillus flavus
14
In Basidiomycota, what lines the gills of a mushroom?
-
A
Sporangia
-
B
Basidia
-
C
Asci
-
D
Rhizoids
15
Fungi that feed on living organisms, causing diseases, are classified as what?
-
A
Parasites
-
B
Pathogens
-
C
Symbionts
-
D
Decomposers
16
What is the name of the association between fungi and cyanobacteria?
-
A
Mycorrhizae
-
B
Lichens
-
C
Slime mold
-
D
Rhizoids
17
Which of these fungi is used in the production of blue cheese?
-
A
Candida albicans
-
B
Penicillium roqueforti
-
C
Aspergillus wentii
-
D
Rhizopus stolonifera
18
The dikaryotic stage in fungi occurs after which process?
-
A
Spore germination
-
B
Plasmogamy
-
C
Mitosis
-
D
Karyogamy
19
What structure is produced by fungi during asexual reproduction?
-
A
Sporangium
-
B
Ascus
-
C
Conidia
-
D
Basidium
20
The symbiotic relationship in which fungi absorb water and nutrients for a plant host is called what?
-
A
Commensalism
-
B
Mutualism
-
C
Parasitism
-
D
Mycorrhiza
21
What is a characteristic of imperfect fungi (Deuteromycota)?
-
A
Lack of a sexual reproductive stage
-
B
Production of flagellated spores
-
C
Lack of cell wall
-
D
Multicellular fruiting bodies
22
What does the term 'haustoria' refer to?
-
A
Sexual reproductive organ
-
B
Specialized hyphae for nutrient absorption from host cells
-
C
Structures for spore dispersal
-
D
Flagellated fungal cell
23
Aspergillus niger is commonly used for the production of what?
-
A
Alcohol
-
B
Cheese
-
C
Antibiotics
-
D
Citric acid
24
What term describes fungi that can exist as both molds and yeasts?
-
A
Symbionts
-
B
Dimorphic fungi
-
C
Pathogens
-
D
Parasitic fungi
25
What is the role of the fungal partner in a lichen?
-
A
Photosynthesis
-
B
Water retention and protection
-
C
Nitrogen fixation
-
D
Nutrient absorption
