chapter 9: the fungi

Question 1

what does mutualistic mean?

Answer 1

both partners benefit

Question 2

what does commensalistic mean?

Answer 2

one partner benefits, the other is neutral

Question 3

what does parasitic mean?

Answer 3

one partner benefits, the other is harmed

Question 4

what does symbiosis mean?

Answer 4

living together

Question 5

how do fungi get nutrients?

Answer 5

from decomposition

Question 6

what are fungi cells made out of?

Answer 6

chitin

Question 7

what fungi lives on dead organic matter?

Answer 7

saprotrophs

Question 8

fungi are part of what domain?

Answer 8

heterotrophs

Question 9

what reproduction does fungi use?

Answer 9

sexual and asexual reproduction (but mostly by asexual)

Question 10

what cell division process produces spores during sexual reproduction?

Answer 10

meiosis

Question 11

what is an advantage of a sporangiophore that grows upwards?

Answer 11

it aids in providing efficient dispersal of spores

Question 12

what cell division process produces spores during asexual reproduction?

Answer 12

mitosis

Question 13

what does the fungal body consist of?

Answer 13

hyphae

Question 14

are conidia produced my mitosis or meiosis?

Answer 14

mitosis

Question 15

what is the black bread mold?

Answer 15

rhizopus

Question 16

what are lichens?

Answer 16

they are associations of fungi living with green algae or cyanobacteria

Question 17

what are the 3 types of lichen?

Answer 17

foliose lichen: have leave bodies
fruticose lichen: appear like mini branching shrubs
crustose lichens: have flat, encrusting bodies

Question 18

description of fungi

Answer 18

• eukaryotic
• multicellular or unicellular
• heterotrophic
• contain no chlorophyll
• cell walls of chitin

Question 19

are most fungi cells haploid or diploid?

Answer 19

haploid

Question 20

fungi types:

Answer 20

• zygomycota: bread molds/ sugar fungi
• ascomycota: sac fungi
• basidomycota: club fungi

Question 21

ascocarps produce how many ascospores?

Answer 21

8

Question 22

in lichen, what is one benefit that the fungus receives and what is one benefit the algae receive?

Answer 22

the fungus provides the structure/protection for the algae and the algae provides the food supply for the fungus