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PLP 405 Plant Pathology > Review > Flashcards

Review Flashcards

1
Q

What is a conidia?

A

…

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2
Q

What spores are produced from a ascomycete?

A

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3
Q

What spores are produced in an ascus?

A

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4
Q

What is a ascocarp?

A

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5
Q

What is a pearithecium?

A

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6
Q

What is a psuedothecium?

A

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7
Q

What is a picnidium?

A

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8
Q

What is a apothecia?

A

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9
Q

What is a cleistothecia?

A

Imbedded in plant tissue

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10
Q

What is a chasmothecia?

A

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11
Q

What major group of plant pathogens produce cleostothecia?

A

Powdery mildews

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12
Q

What is sclerotinia?

A

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13
Q

Define asirvuli

A

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14
Q

What is a deuteromycete?

A

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15
Q

What is cleidosporium?

A

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16
Q

What is a clamedospore?

A

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17
Q

What is a Sclerotia or Sclerotium?

A

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18
Q

What is rhizoctonia?

A

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19
Q

What is apple scab?

A

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20
Q

What is fusarium?

A

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21
Q

What are basidiomycetes?

A

.

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22
Q

What are ascomyetes?

A

…

23
Q

Examples of basidiomycetes

A

Smut

Rust

24
Q

What is a basidium?

A

.

25
Q

What does a basidium produce?

A

4 basidiospores

26
Q

What occurs in the basiospores

A

Myosis

27
Q

What are some basidiomycete characteristics

A

Clamp connections

28
Q

How many hosts does a rust have?

A

2

29
Q

What 5 spore types are produced by rusts

A

Teliospores (diploid, overwintering)

Basidium -> basidospores (haploid)
Infectious

Picniaspore

Asiospores

Uridospores

30
Q

What is a picnia?

A

.

31
Q

What is a picniaspore

A

…

32
Q

What is an alternate host?

A

…

33
Q

What is the main spore of a smut?

A

Teliospores

34
Q

What is armalaria?

A

.

35
Q

What is a rhizomorph

A

.

36
Q

What is a zygomycete

A

.

37
Q

What differentiates a zygomycete

A

No septate

38
Q

What is a zygospore

A

…

39
Q

What is a sporangium

A

.

40
Q

What is a zygospore

A

.

41
Q

What is a sporangium

A

…

42
Q

What is a cittridiomycete

A

..

43
Q

What is a oospore

A

.

44
Q

What is a zoospore

A

.

45
Q

What is an oomycete?

A

…

46
Q

Major characteristics of oomyc

A 
Cellulose
Cenocytic
Glucans in cell walls
Diploid
Sporangium 
Zoospores
-no cell wall
- flagella (whiplash, tinsel)
47
Q

Oospores

A

.

48
Q

Antheridium

A

.

49
Q

Oogonia

A

.

50
Q

Oospore

A

Thick wall

Live many years

51
Q

Oomycete life cycle

A

.

52
Q

What does an oospore produce when it germinates

A

.

53
Q

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

A

Late blight

54
Q

How does downy mildew of grape survive

A

Dead leaves oospores

PLP 405 Plant Pathology (6 decks)

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