plant pathology

1. Principles of
Plant Pathology

3. Topic 1
Oomycota

4. Topic 2
Ascomycota

5. Topic 3
Symptoms
And Signs

6. Topic 4
Disease
Management

7. Topic 5
Terminology

8. Topic 6
Mycology

9. Jeopardy
Oomycota Ascomycota
Symptoms
And Signs
Disease
Management
Terminology Mycology
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Final Jeopardy!
300

10. Oomycota for $100
The sexual spore of the
Oomycota.

11. Oomycota for $100
Correct Question:
What is an oospore?

12. Oomycota for $200
One of the two survival spores or
structures of the Oomycota.

13. Oomycota for $200
Correct Question:
What is a chlamydospore or
oospore.

14. Oomycota for $300
The motile spore that typically
infects the host.

15. Oomycota for $300
Correct Question:
What are zoospores?

16. Oomycota for $400
The hyphae in the Oomycota lack
this structure, resulting in the
organisms in this group being
referred to as coenocytic.

17. Oomycota for $400
Correct Question:
What are septations?

18. Oomycota for $500
Present in cell walls of true fungi,
cell walls of organisms in the
Oomycota do not contain this
ingredient

19. Oomycota for $500
Correct Question:
What is chitin?

20. Ascomycota for $100
Sexual spore produced in asci

21. Ascomycota for $100
Correct Question:
What are ascospores?

22. Daily Double

23. Daily Double Question
The two structures pictured here
that give rise to apothecia.

24. Daily Double Answer
What is a mummy and a
sclerotium?

25. Ascomycota for $300
The overwintering structure for
powdery mildew fungi

26. Ascomycota for $300
Correct Question:
What are chasmothecia or
cleistothecia?

27. Ascomycota for $400
The asexual spore responsible
for secondary infections in
diseases caused by Ascomycota.

28. Ascomycota for $400
Correct Question:
What are condia?

29. Ascomycota for $500
Type of epidemic caused by the
Dutch elm disease and chestnut
blight pathogens.

30. Ascomycota for $500
Correct Question:
What is polyetic?

31. Symptoms and Signs for
$100
Yellowing caused by loss of
chlorophyll

32. Symptoms and Signs for
$100 Correct Question:
What is chlorosis?

33. Symptoms and Signs for
$200
My presence is used in diagnosis
of disease

34. Symptoms and Signs for
$200 Correct Question:
What are signs?

35. Symptoms and Signs for
$300
A localized area of necrosis.

36. Symptoms and Signs for
$300 Correct Question:
What is a lesion?

37. Symptoms and Signs for
$400

38. Symptoms and Signs for
$400 Correct Question:
What are galls and teliospores?

39. Symptoms and Signs for
$500
The period of time between
infection and symptom
development.

40. Symptoms and Signs for
$500 Correct Question:
What is incubation period?

41. Disease Management for
$100
A compound that inhibits or kills
fungi.

42. Disease Management for
$100 Correct Question:
What is a fungicide?

43. Disease Management for
$200
A cultural control practice that
uses the planting of different
crops over time to reduce
pathogen inoculum

44. Disease Management for
$200 Correct Question:
What is crop rotation?

45. Disease Management for
$300
Use of one organism to eliminate
or control another organism.

46. Disease Management for
$300 Correct Question:
What is a biocontrol?

47. Disease Management for
$400
Removal of infected plants to
prevent pathogen spread.

48. Disease Management for
$400 Correct Question:
What is roguing?

49. Disease Management for
$500
An effective treatment based on
virus infection of a pathogen that
controlled Chestnut Blight in
Europe but not North America.

50. Disease Management for
$500 Correct Question:
What is hypovirulence?

51. Terminology for $100
Death of cells or tissue, usually
accompanied by black or brown
discoloration.

52. Terminology for $100
Correct Question:
What is necrosis?

53. Terminology for $200
A living organism able to transmit
or disseminate a pathogen
leading to a spread of a disease.

54. Terminology for $200
Correct Question:
What is a vector?

55. Terminology for $300
An organism that can live and
multiply only on living cells;
sometimes used as a synonym of
obligate parasite.

56. Terminology for $300
Correct Question:
What is a biotroph?

57. Terminology for $400
A site in or on a host plant where
infection of host cells can occur.

58. Terminology for $400
Correct Question:
What is an infection court?

59. Terminology for $500
The percentage of plants affected
by a disease within a population.

60. Terminology for $500
Correct Question:
What is disease incidence?

61. Mycology for $100
A mass of hyphae.

62. Mycology for $100
Correct Question:
What is a colony or mycelium?

63. Mycology for $200
Genus of pathogen that causes
damping-off disease.

64. Mycology for $200
Correct Question:
What is Rhizoctonia?

65. Mycology for $300
Members of this group of fungus-
like organisms cause downy
mildew diseases.

66. Mycology for $300
Correct Question:
What are oomycetes?

67. Mycology for $400
A fungal structure that absorbs
nutrients from living cells.

68. Mycology for $400
Correct Question:
What is a haustorium?

69. Mycology for $500
The sexual stage in the life cycle
of a fungus.

70. Mycology for $500
Correct Question:
What is the teleomorph stage?

71. Final Jeopardy Topic

72. Final Jeopardy Question

73. Final Jeopardy Answer

74. Thank you for playing!