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PLP 405 Plant Pathology > Review > Flashcards

Flashcards in Review Deck (54):
1

What is a conidia?

...

2

What spores are produced from a ascomycete?

...

3

What spores are produced in an ascus?

...

4

What is a ascocarp?

...

5

What is a pearithecium?

...

6

What is a psuedothecium?

...

7

What is a picnidium?

...

8

What is a apothecia?

...

9

What is a cleistothecia?

Imbedded in plant tissue

10

What is a chasmothecia?

...

11

What major group of plant pathogens produce cleostothecia?

Powdery mildews

12

What is sclerotinia?

...

13

Define asirvuli

...

14

What is a deuteromycete?

...

15

What is cleidosporium?

...

16

What is a clamedospore?

...

17

What is a Sclerotia or Sclerotium?

...

18

What is rhizoctonia?

...

19

What is apple scab?

...

20

What is fusarium?

...

21

What are basidiomycetes?

.

22

What are ascomyetes?

...

23

Examples of basidiomycetes

Smut
Rust

24

What is a basidium?

.

25

What does a basidium produce?

4 basidiospores

26

What occurs in the basiospores

Myosis

27

What are some basidiomycete characteristics

Clamp connections

28

How many hosts does a rust have?

2

29

What 5 spore types are produced by rusts

Teliospores (diploid, overwintering)

Basidium -> basidospores (haploid)
Infectious

Picniaspore

Asiospores

Uridospores

30

What is a picnia?

.

31

What is a picniaspore

...

32

What is an alternate host?

...

33

What is the main spore of a smut?

Teliospores

34

What is armalaria?

.

35

What is a rhizomorph

.

36

What is a zygomycete

.

37

What differentiates a zygomycete

No septate

38

What is a zygospore

...

39

What is a sporangium

.

40

What is a zygospore

.

41

What is a sporangium

...

42

What is a cittridiomycete

..

43

What is a oospore

.

44

What is a zoospore

.

45

What is an oomycete?

...

46

Major characteristics of oomyc

Cellulose
Cenocytic
Glucans in cell walls
Diploid
Sporangium
Zoospores
-no cell wall
- flagella (whiplash, tinsel)

47

Oospores

.

48

Antheridium

.

49

Oogonia

.

50

Oospore

Thick wall
Live many years

51

Oomycete life cycle

.

52

What does an oospore produce when it germinates

.

53

Which oomycete disease in mi is not known to produce a oospore?

Late blight

54

How does downy mildew of grape survive

Dead leaves oospores