Multiple choice questions
1.
Father of plant pathology
a)
Anton de Bary b)
Micheli
c)
Clusius d)
Prometheus
2.
Father and founder of mycology
a)
P.A. Michelli b) P.A. Saccardo c)
Clusius d) Butler
3.
Father of plant pathology and mycology in
India
a)
Anton de Bary b) Persoon c) E.J. Butler d) Patel
4.
Father of forest plant pathology
a)
H.M Ward b)
Robert Hartig c) Homer d)
P.A. Micheli
5.
Father of tropical plant pathology – H M
Ward
a)
Theophrastus b) Robert
Hartig c) H.M Ward d) Butler
6.
When we celebrate robigolia every year
a)
January 25 b) February
25 c) March 25 d)
April 25
7.
Who observed the teliospores of Phragmidium mucronatum for the 1st
time in microscope a) a) Ward b) Burgaff c) Robert
Hook d) Angus
8. In ancient Rome an annual festival was held
for blessing of the Rust God named
a) Robigus
b)
Angus
c) Robusta d) None of the above
9. Late
blight of potato caused famine in Ireland in the year
a) 1872
b) 1857 c) 1845 d)
1945
10.
Who discovered the existence of bacteria
a)
Anton von Leeuwenhoek b) Louis Pasteur
c)
J.F. Dastur d)
Robert Koch
11.
Irish famine was due to
a)
Bipolaris oryzae b)
Phytophthora
infestans
c) Puccinia
graminis d)
Amanita verna
12. Which
pathogen caused heavy losses to wine industry in France due to its epidemic in
1875
13. a)
Phytophthora infestans b) Plasmopara
viticola
14.
c) Helminthosporium
oryzae d) Uncinula
nicator
15. Bordeaux
mixture was developed by
a) Millardet
b)
Michelli
C) Bowley d)
Anton de Bary
16. Citrus
greening is cause by
a) Xanthomonas axonopods
b) Candidatus liberibacter asiaticus
c) Xanthomonas compestris
d) None
17. Ergot
is obtained from
a) Synchytrium
endobioticum
b) Pythium
aphanidermatum
c) Claviceps purpurea
d) Cryphonectria
parasitica
18. Fire
blight of apples was 1st reported by
a) Anton de Bary b) Adolf mayer
c) E.F. Smith d) T.J. Burril
19. Wheat
loose smut is a
a) Internally
seed borne pathogen b)
Externally seed borne pathogen
c) Both d)
None
20. Flagella
all over the body
a) Xylella
b)
Xanthomonas
c) Erwinia d) Pseudomonas
21. Which
fungicide used against downy mildew
a) Metalaxyl b)
Karathane
c) Oxathin d)
Streptomycin
22. Race
specific resistance
a) Vertical
resistance b)
Horizantal resistance
c)
Adult plant resistance d)
Apparent resistance
23. Hypertrophy
a) Cell death b) Cell enlargement
c) Increase in number of cells d) Decreased in
cell divisions
24. Hyperplasia
a) Cell death b) Cell
enlargement
c) Increased
cell divisions d) Decreased in
cell divisions
25. Dictyospore
is having
a) Vertical septa b) Horizantal
septa
c) Both
vertical and horizantal septa d)
None
26. Pleomorphic
character is found in
a) Fungi b)
Bacteria c) Virus d) None
27. Bacteriophage
is a
a) Virus
infecting bacteria b)
Virus infecting eukaryotes
c) Nacked ssRNA particles d) animal
viruses
28. Ti
plasmid present in
a) Agrobacterium
radiobacter b)
Agrobacterium
tumefaciens
c) Xanthomonas
axonopodis d)
Pseudomonas solanacearumm
29. Which
bacteria produce yellow pigment on growth media
a) Xanthomonas
b)
Pseudomoans
c) Agrobacterium d) Rhizobium
30. Which
of the following is a gram positive bacteria
a) Bacillus
b)
Xanthomonas
c) Erwinia d)
Pseudomonas
31. Microscope discovered by
a) Needham b) Spallanzini
c) Koch d)
Zacharias Janssen
32. Exclusion of plant disease by legislation is
known as
a) Disease
resistance b)
Plant quarantine
c) Biological
control of plant d)
Cultural control
33. First plant parasitic nematode was reported
a) Meloidogyne b)
Heterodera
c) Anguina d) Globodera
34. Flag smut of wheat is caused by
a) Ustilago
tritici b)
Urocystis
tritici
c) Ustilago
hordei d)
Taphrina deformans
35. Pasteurization
temperature
a) 65oC b)
62.8 oC c)
100 oC d) 150 oC
36. Mycoplasma disease of plant was first reported by
a) Butler b) Brefeld c) Anton de Bary d) Doi
et al
37. Nematodes are also known as
a) Tapeworms b) Trematodes c)
Earthworms d) Round worms
38. Bacterium
cell wall is made of
a) Peptidoglycan
b) Protein c) Chitin d)
Cellulose
39. Alexander Fleming (1928) discovered
a) Penicillin b)
Strptomycin c) Tetracycline d) Griseofulvin
40. Bacilli
are
a) Rod
shaped b) Sprial c) Spherical d
None
41. Bengal
famine is due to
a) Helminthosporium oryzae b) Bipolaris
oryzae
c) Pyricularia oryzae d) A and B
42. Rice
Khaira disease is due to
a) Zinc
deficiency b)
Mo deficiency
c) Copper deficiency d)
Boron deficiency
43. Wheat
stem rust is caused by
a) Puccina
graminis tritici b)
P. recondita
c) P. striiformis d) Ustilago hordei
44. Rice
blast is due to
a) Pyricularia
b)
Xanthomonas
c) Cercospora d)
Erysiphe
45. Botulism
is due to
a) Bacillus b)
Pseudomonas
c) Agrobacterim d) Clostridium
46. Powdery mildew fungi belong to the family
a) Erysiphaceae b) Hypocereaceae
c)
Hypomycetaceae d)
Nectriaceae
47. Red rot of sugarcane is
caused by
a) Fusarium b)
Alternaria
c) Dreschlera d)
Colletotrichum
48. Rust
is effectively controlled by
a) Carboxin b) Oxycarboxin
c) Carbendazim d) Metalaxyl
49. Smut
can be effectively controlled by
a) Carboxin b)
Oxycarboxin c) Carbendazim d) Metalaxyl
50. Taphrina
causes the disease
a) Chilli leaf curl b)
Tomato leaf curl
c) Peach
leaf curl d)
Potato leaf curl
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