Unit 6: Fungi

Question 1

Which phylum of fungi is the most diverse?

Answer 1

Ascomycota

Question 2

What fungi are referred as since they break down dead or decaying organic matter?

Answer 2

saphrophyte

Question 3

In a lichen, what is believed to be the third “wheel” in the relationship?

Answer 3

bacteria

(role not fully understood)

Question 4

What are some examples of superficial infections?

Answer 4

athlete’s foot

favus

ringworm

yeast infections

Question 5

What is left on the stem as it accends up out of the mycelium?

Answer 5

ring

Question 6

What is found on the underneath side of the cap?

Answer 6

gills

Question 7

Which type of infections target the tissues and organs of the body?

Answer 7

systemic

Question 8

Which symbiotic relationship results from and alga and fungi living mutualistically together?

Answer 8

lichen

Question 9

In basidiomycetes what lines the gills and produces spores during sexual reproduction?

Answer 9

basidia

Question 10

What are some system infections?

Answer 10

Blastomycosis

Histoplasmosis

Question 11

What are the cells called that line the ascocarp in ascomycetes and that make the spores during sexual reproduction?

Answer 11

asci

(ascus is the single form)

Question 12

For fungi, what facilitates the dispersal of spores?

Answer 12

wind

animals

rain

Question 13

What are fungal cells called?

Answer 13

hyphae

Question 14

What is the alternate name for Deuteromycetes and what is the etymology of the name?

Answer 14

Imperfect Fungi

Relates to the fact that they have not been observed to reproduce sexually hense imperfect

Question 15

What is the ball shaped structure of a basidiomycete that ultimately grows into a stem called?

Answer 15

veil

Question 16

Are fungi unicelluar or multicellular

Answer 16

multicelluar

(yeast is only unicellular fungi)

Question 17

What is the body of the fungus called?

Answer 17

mycelium

Question 18

What is the cup shaped structure calle of ascomycetes?

Answer 18

ascocarp

Question 19

What is the alternate name for a mushroom?

Answer 19

toadstool

Question 20

Which type of fungal infections targets the skin?

Answer 20

superficial

(generally caused by deuteromycetes)

Question 21

Which fungal phylum is the least diverse?

Answer 21

Zygomycota

Question 22

In a mushroom what grows out of the stem?

Answer 22

cap

Question 23

For both sexual and asexual reproduction in zygomycetes, what is formed that creates and releases spores?

Answer 23

sporangia

(sporangium is singular)

Question 24

In a mycorrhizal relationship, a fungus forms a growth with _____.

Answer 24

plant roots

Question 25

What is the only unicellular ascomycete?

Answer 25

yeast

Question 26

What is the component of fungal cell walls?

Answer 26

chitin