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Flashcards in Fungi Deck (77)
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1

fungi can be either a ...

friend or a foe

2

What do the absorptive heterotrphs release?

They release enzymes that digest dead or decaying material - suck in nutrients

3

Most fungi are...

decomposers

4

the cell wall of fungi is made of up...

chitin and glucans

5

are fungi multicellular or unicellular?

multicellular

6

most fungi are...

terrestrial

7

fungi produce...

spores both sexually and asexually

8

most fungi have a f________

filamentous body plan

9

What are hyphae?

long branched filaments

10

tangled mass of hyphae = ???

mycelium

11

Filmentous structure provides larger ____ ____

surface area

12

In many species, hyphae are divided into cell-like compartments by ....

porous septae

13

If there are no septae, the species is considered

coenocytic

14

How do mycellia get into plants that root can't reach?

because they are super thin

15

Saprphytic

decomposers of dead material

16

commensal

+/0

17

mutalistic

+/+

18

parasitic

+/-

19

Where do most fungi grow?

underground

20

what percent of land plants have an association with fungi?

90%

21

Mycorrhiza?

mutualistic association between fungus and plant roots

22

what are the two types of mycorrhiza

ecto and endo

23

ecto-mycorrhiza is when the hyphae...

extend into soil and between plant cells

24

endo-mycorrhiza is when hypae grow...

through cell walls

25

what is one organism that fungi shares a mutualistic relationship with?

Lichens

26

Lichens are pioneer species in...

newly formed habitiats

27

What do lichens do?

they break down rock to form soil and tolerate extreme climates

28

LIchens supply ___ for tundra animals

food

29

Lichens are known as "air pollution indicators" because..

they are sensitive to toxins in air

30

Another organism that fungi have mutalisitc relationships with ...

leaf cutter ants