Model NET/ ASRB question papers
N.H. SHANKAR REDDY (Ph.D., Plant Pathology), (You tube channel - Geeky Reseracher)
1. Colony morphology of Aspergillus tamari – Brown
2. Alternate host for wheat leaf rust – Thalicturm
and Isopyron
3. Single celled teliospore is produced by – Uromyces
4. Crust like teliospore is produced by – Melampsora
5. Sexual stages of the following
1.
Penicillium – Eupenicillium,Talaromyces
2.
Demtophora – Rosellinia
3.
Graphium – Ophiostoma
4.
Chalara - Ceratocystis
5. Monilia - Monilinia
6. Endospore staining agent – Malachite green
7. Size of plasmid – 200kb
8. Pierce disease of grapevine is caused by – Xylella
fastidiosa
9. Vector for bacterial wilt of corn – Corn flea beetle (Chaetonema pulicaria)
10. Vector for vascular wilt of cucurbits – Striped cucumber beetle (Diabrotica vittata), Spotted cucumber
beetle (Diabrotica duodecimpunctata)
11. Name the pathogen that enters through Hydathodes – Black
rot of cabbage
12. Name the pathogen that enters through
Trichomes – Bacterial wilt of tomato
13. Agrobacteriuim
was discovered by – Conn (1942)
14. Pseudomonas was discovered by – Migula (1894)
15. 1st viroid diseases to be
reported – Doi et al (1971)
16. Spiroplasma was discovered by – Davis et
al (1972)
17. Bimodal transmission was 1st
reported by – Chafant and Chapman
(1962)
18. Largest plant virus family – Potyviridae
19. Smallest viroid – Cocont cudang cudang
20. Book written by Vanderplank – Plant
disease epidemics and control (1963)
21. Puccinia
pathway was written by – Najaranjan and Joshi
22. AUDPC
– Area under disease progress curve
23. Compound interest diseases/ polycyclic
produces curve – Sigmoid curve or ‘S’
shape curve
24. 1st computer simulation model – EPIDEM
25. Van Everdingen rules (1926)/ Dutch rules
applicable for – Late blight of potato
26. Mills rules are applicable for – Apple scab
27. Striga
asiaticus absorb nutrients
through – Haustoria
28. Hen and chicken disorder of grapes is
caused by – Boron deficiency
29. Heart rot of sugar beet is caused by – Boron deficiency
30. Pahala blight of sugarcane is caused by – Manganese deficiency
31. Seed rule passed in the year – 1968
32. Insecticide rule – 1971
33. DPPQS
– Directorate of plant protection quarantine and storage
34. EPPO
– European and Mediterranean
Plant Protection Organization
35. Composition of Chestnut compound – Copper sulphate + Ammonium carbonate (2:11)
36. Fungicides acts as plant defence activator
– Benzamidazole
37. 1st commercial organic fundicide
product – Uspulum
38. Who 1st used Bordeaux mixture in
India – Lawrence
39. Who wrote silent spring book – Rachel Carson (1962)
40. Mode of action of Carboxin &
Oxycarboxin – Succinate dehydrogenase
inhibitor
41. Mode of action of Metalaxyl – Disturbs the fungicide nucleic acid
biosynthesis
42. Metalaxyl developed in the year - 1977
43. Mode of action of benzamidazole – Inhibits beta tubulin biosynthesis
44. Galltrol commercial name – Agrobacerium radiobacter K 84
45. Nogall commercial name – Agrobacerium radiobacter K
1026
46. Dagger G
commercial name – Pseudomonas fluorescens
47. Devine mycoherbicide used to control which
weed – Milk weed vine weed
48. Scientific name of North jointvetch weed – Aeschynomene
virginica
49. 1st commercially available to
control butt rot of pines- Peniphora gigantean/ Phlebiopsis gigantean
50. 1st plant defence activator
compound – CGA 245704 (Actigard), 1996
51. ELISA the term was coined by - Perlman
and Peter Evangall, 1971
52. ELISA Technique in Plant Virology was
developed by – Clock and Adams, 1977
53. ELISA technique used for detection of all
the plant pathogens except -Viroids
54. ELISA plate contains how many holes / micro
titre plate/ wells - 96
55. DIBA plate made up of – Nitrocellulose plate
56. Substrate used in DIBA - BCIP -5 Bromo -4-chloro, 3-indolyl
phosphate and
NBT – Nitroblue tetrazolium
57. Hybridoma technology was developed by – Kohler and Milstein (1975)
58. The medium used for Hybridoma technology
(culturing monoclonal antibodies) is
–HAT medium
59. Which one of the most commonly occurring
virus infecting orchids worldwide and India – Odontoglossum ring spot vuris
60. Monograph ‘Further Studies on Cereal Rust
in India’ was published by – K.C. Mehtha
61. Yeast genome project happens in – 1989-1996
62. Vector for citrus greening – Psyllids
63. TMV produces amorphous and crystalline
bodies are called as – X bodies
64. Cauliflower mosaic virus producing
inclusion bodies shape is - Amorphous
65. Potyvirus producing the cylindrical
inclusion bodies are – Pin wheel
66. The mode of action of Benzimidazole
fungicides are – Inhibits beta tubulin
biosynthesis
67. Tulip breaking virus belong to the genus of
- Potyviridae
68. Grape vine fan leaf virus is transmitted by
– Xiphinema
index
69. Citrus exocortosis indicator plant is – Trifoliate orange
70. The indicator plant for CTZ - Kazig
lime
71. Food storage organ of bacteria is – Poly β hydroxyl butyrate
72. Oleander leaf scorch is caused by - Xylella fastidiosa
73. ISR induced by external application of
chemicals like – Jasmonic acid, ethylene
74. Rescue treatment fungicide is – Triademefon (Bayleton)
75. Prunus necrotic ring spot is transmitted by
– Pollen
76. Enzyme required for virus replication – RNA polymerase I
77. Father of soil solarisation – Jaacov Katan
78. Nucleic acid is the infectious material of virus
1st given by – Gierrer and
Schramm
79. Simple interest diseases produces the curve
– Saturation curve
80. Banana streak virus is transmitted by – Mealy bug
81. Little leaf of brinjal is transmitted by – Leaf hopper - Hishimonus phycitis, Amrasca
biguttula
82. What makes the virus to move from cell to
cell – Plasmodesmata
83. Which bacteria produces red colour strain
while adding to milk – Serratia marscens
84.
Which
bacteria produces green colour strain while adding to milk – Pseudomonas aeruginosa
85. The trade name of COC is – Blitox 50, Blue copper
86. Monograph of Synchytrium is written by – J.S.
Karling
87. The sexual stage of rust fungi is
discovered by - Craigie
88. Example autoecious macrocycic rust – Bean
rust, flax seed rust, sunflower rust
89. Number of number of germpores produced by
uredospore – 4
90. Gene for
gene concept, 1946 – H.H. Floor
91. “Fungi and
Disease in Plants” was written by – E.J.
Butler
92. “Fungi and
Plant Diseases” was written by – B.B.
Mundkur
93. Weight of
bacterium can be measured in – Gram
94. Atrichous – Xylella
95. Peritrichous - Erwinia
96. Cephalictrichous – Pseudomonas
fluorescens
97.
Common scab of potato controlled by reducing
pH below 5.2 – Application of zypsum
98. First official seed pathologist – Louis Doyer
99. 1st plant protection convention was held in – Rome, Italy
100.
Muller’s
incubation calendar related to which disease – Grapes downy mildew
101.
1st
international congress on plant pathology was held in – London, 1968
102.
Which
king initiated the robigolus festival – King
Noma Pompilus
103.
1st
systemic fungicide was discovered by – Van
Schmeling and Marshal Kulka
104.
Autoecious
and Heteroecious nature of rust concept was given by – Anton de Bary
105.
Antifungal
antibiotic was discovered by – Thirumalachar
106.
Give
an example of antifungal antibiotic – Aureofungin
107.
Association
of root knot nematode with Fusarial
wilt was reported by – Atkinson
108.
Who
introduced Pathovar system in
bacterial nomenclature – Dye et al
109.
“Gardens chronicle” (a story
related to irish famine) edited by – J.
Lindley
110.
What is the 1st plant resistant
gene – Hm1
111.
The 1st plant resistant
gene was isolated by – Briggs and Walton
112.
The
Indian cryptogaminae Indian orientalis was created by – E.J. Butler
113.
1st
plant phaenerogamic parasitic – Loranthus/
Dendrophthoe
114.
1st
plant phaenerogamic parasitic was discovered by – Alburtus Magnus
115.
Bio
control agent for post-harvest diseases – Candida oleophila
116.
Give
an example of both externally and internally seed borne pathogen – Aschochta
rabie, Angular leaf spot of cotton
117.
Test used for the identification of BBTV – Tetrazolium chloride
118.
The
pyricularin toxin can be detoxified by – Chlorogenic
acid
119.
Father
of Indian virology – S.P. Raychaudhary
120.
Mushroom
containing sugar –Tehalose
121.
Expand PRA
– Post risk analysis
122.
Present
plant protection adviser – Ravi Prakash
123.
In
Quarentine which disease is called mission impossible – Karnal bunt of wheat
124.
LD50
value of Carbendazim – 6400
mg/ kg
125.
LD50
value of Carboxin - 3200 mg/ kg
126.
LD50
value of Hinosan - 100 mg/ kg
127.
LD50
value of cyclohexamide - 2.5 mg/ kg
128.
Antibiotic
used to control late blight of potato – Thiolutin
129.
PH
meter was developed by – Arnold O. Beckman
130.
PH
meter is otherwise called as – Potensiometer
131.
Rice
foot rot is caused by – Dickeya zeae
132.
The Ti
plasmid size is – 15-24 kb
133.
PR proteins
means - Pathogenicity related proteins
134.
How
many PR proteins so far identified - 17
135.
Hypersensitive
response in cereal rusts are mentioned by - Stackman
136.
Who
reported that the resistance of two wheat varieties and their progeny to a rust
fungus was inherited in a Mendelian fashion – Orton and Biffen
137.
Gene
for gene hypothesis was 1st reported by- H.H. Flor (1946)
138.
Father
of plant disease epidemiology in India is – S. Ragarajan
139.
Mills
rules were developed in the year is - 1926
140.
Mills
rules are applicable to – Apple scab
141.
Polyetic
diseases produce curve – Bimodal curve
142.
1st
computer simulation epidemics was developed in the year is - 1969
143.
The
role of Gierrer and Schramm in plant virology is – RNA as genetic material
144.
One
gene for one enzyme hypothesis concept was given by – Beadle and Tatum
145.
The 1st
fungal aviurlence gene is – Cf9
146.
1st
plant disease resistance gene is – Hm1
147.
FHB of
wheat is caused by – Fusaium graminearum
148.
Hypertrophy
means – Abnormal enlargement of cells
149.
Hyperplasia
means – Increase in number of cell
divisions
150.
Satellite
virus the word is coined by -
151.
Plasmodium
means Multinucleate mass of protoplasm Plasmodium
producing fungus is – Plasmodiophora
152.
Phytoplasma
& Spiroplasma reproduced by – Binary
fission
153.
All
the phanergamic parasites are absorbing the nutrients through - Haustoria
154.
Virus
is a latin word which means – Poison/
venom
155.
Naked
ssRNA plant pathogen is - Viroid
156.
Tobacco
Ring spot Virus is transmitted through – X. americana
157.
Onion
bloat is caused by – Ditylenchus dipsaci
158.
Father
of Botany is - Theophrastus
159.
Wheat
karnal bunt is caused by – Neovassia indica
160.
Bean
rust is caused by – Uromyces appendiculatus
161.
Rust
God is - Robigus
162.
What
is the name of the festival to celebrate the God for preventing the rust
disease by Romanians ? Robigolia
163.
What
are the animals scarify during the time of festival ? Red dogs, foxes and cows
164.
In
Nordic Mythology, Frigga means goddness
of god Loki means goddness of evil
165.
Who
observed the ergot on 1st time ? Thoullier
166.
Double
lense microscope invented by ? Robert
Hooke
167.
Founder
of Mycology is – Anton de Bary
168.
1st
plant parasitic nematode is Anguina tritici, reported by Needham
169.
Great
Grandfather of plant pathology is – M.
du Tillet
170.
Germ
theory of disease concept is given by – Louis
Pasteur
171.
Father
of experimental plant pathology is – Anton
de Bary
172.
Koch
postulates are otherwise called as – Pathogenicity
rules
173.
The
role of J. lindley for Irish famine is – He
taught late blight disease of potato is due to absorptionof excess water
174.
The
role of Berkeley in Late blight of potato is – Fungi was the cause of potato late blight, but he also observed the
same fungi in onion also
175.
1st
bacterium causes the disease in animals and humans is – Anthrax (Bacillus anthrasis)
176.
Father
of plant nematology is – Bastian
(N.A. Cobb – Father of American nematology)
177.
Club
root of cabbage is otherwise called as – Finger
and toe disease
178.
Club
root of cabbage was 1st reported by – M.S. Worinin
179.
Which
bacterium colloquially called as Scientist’s best friend – Agrobaceterium
180.
Which
plant pathogenic bacterium used for genetic material transformation? Agrobacterium
181.
Alternate
host for bajra rust – Brinjal
182.
Waldsterbean
means – Wide spread decline of forests
due to yellowing, reducing growth and defoliation
183.
Pathogen
affecting crop plants only – Viroid
184.
Pathogen
affecting humans only – Prions
185.
Year
of potato famine – 1916
186.
Which
insect is responsible for the grapes downy mildew – Phylloxera root aphid
187.
Chestnut
blight is caused by – Endothea parasitica
188.
Dutch
elm diseases is caused by – Ophiostoma
ulmi
189.
Dutch
elm diseases is transmitted by – Bark
elm beetle
190.
Scientific
name of phylloxera root aphid – Dactylosphaera vitifola
191.
Coconut
lethal yellowing is caused by – Phytoplasma
192.
Coconut
lethal yellowing is transmitted by – Plant
hopper (Mydus crudus)
193.
Oak
wilt is caused by – Britziella fragacearum
194.
Oak
wilt is transmitted by – Nutulid beetle
195.
Butter
nut canker is caused by – Sirrococcus clavibacter jugalendacerum
196.
Cypress
canker is caused by – Seridium cordinale
197.
Ergot
meaning – Cock spur
198.
What
are the two expanded terms of LSD - Lysergic acid diethyl amide
Lesion stimulating disease
199.
Aspergillus and Penicillin
both the species producing toxin – Ochratoxin
A
200.
Mouldy
sugarcane is caused by mycotoxin – Arthrinium
201.
Sick
building syndrome is due to – Stachy botrytis
202.
Brown
rot of stone fruits is caused by – Monilinia fructicola
203.
Stewart
wilt of corn is caused by – Pantoea stewartii
204.
Stewart
wilt of corn is transmitted by – Corn
flea beetle (Chaetocnema pulicariae)
205.
Bacterial
wilt of cucumber is caused by – Erwinia tracheiphila
206.
Bacterial
wilt of cucumber is transmitted by – Spotted
cucumber beetle/ Stiped cucumber beetle
207.
PVY
transmitted by – Aphids
208.
Father
of immunology – Edward Jenner
209.
Mode
of action of wild fire toxin – Inhibits
glutamane synthetase
210.
First
president of IPS – J.F. Dastur
211.
Diseased
due to air pollution – PAN (Silver leaf
of tomato)
212.
Plant
diseases under domestic quarantine – Potato
wart, BBTV, Golden cyst nematode
213.
Chemical
which reduced the phytotoxicity of another chemical – Safener
214.
Genus
containing thread like virus – Closterovirus
215.
Antibiotic
haymycin and MYc-4 and Aeriofungi was discovered by – Thirumalachar
216.
Bengal
famine is due to – Helminthosporium oryzae (Bipolaris oryzae)
217.
Principles
of fungicidal action was written by – Gauman
218.
The
association between fungi and algae is – Lichens
219.
Which
bacterium produce yellow coloured colony – Xanthomonas
220.
Flag
smut of wheat introduced in India from -
Australia in the year – 1906
221.
Central
potato research institute is located at – Shimla
222.
International de la papa research institute
mainly working on – Potato
223.
International
de la papa research institute located at – Peru,
Lima
224.
Concept
of vertical resistance was given by – Vanderplank
225.
Sugarcane
whip smut is caused by – Ustilago scitamenea, Sporisorium
scitaminea
226.
Counter
stain used in gram staining – Safranin
227.
First
Indian to collect fungi – K.R. Kritikar
228.
Green
ear diseases survives in the form of – Oospore
229.
Common
name of Pleurotus florrida – Oyster
mushroom
230.
Black
tip of mango is due to – Boron
deficiency
231.
The
fungi commonly used for genetic study – Neurospora
232.
Vector
for BBTV – Black aphid (Pentalonia
nigrinervosa)
233.
Stem
pitting is characteristic symptom of – Citrus
tristeza virus
234.
Grape
wine fan leaf virus is transmitted by – Xiphinema index
235.
Selective
medium for Pseudomonas – Kings B
medium
236.
Chains
of conidia is found is the genera – Albugo
237.
Leaf
smut of rice is caused by – Entyloma oryzae
238.
In
nomenclature of fungi order ends with – ales
239.
Citrus
greening transmitted by psyllids scientific name – Toxoptera citricida
240.
QTL
stands for – Quantitative triat loci
241.
Downward
bending of leaves are called – Epinasty
242.
Which
compound is associated with ISR – Jasmonic
acid, ethylene
243.
The
toxin Pyricularin can be detoxified by – Chlorogenic acid, ferulic acid
244.
Xa 21 gene associated to which disease – Rice
BLB
245.
Koliroga
diseases of arecanat is also called as – Mahali
disease
246.
Example
of Oidia stage of fungi – Erysiphe
247.
Example
of Oidiopsis stage of fungi – Leveillula
248.
Example
of Ovularopsis stage of fungi – Phyllactinia
249.
Give
an example of pollen transmitted virus – Prunus
necrotic ring sport virus
250.
The
fungal thallus entirely converted into a reproductive form is called as –Holocarpic
251.
Indian
type culture collection is located at – New
Delhi
252.
What
is vertifolia effect – Loss of
horizontal resistance
253.
Parasexuality
discovered in the organism – Aspergillus nidulans
254.
Khaira
disease of rice was 1st reported by – Y.L. Nene and Padmanabhan
255.
AUDPC
stands for – Area under disease progress
curve
256.
In
clastrovirus, Clastro means – Thread
like
257.
First
federal quarantine act was passed – 1912
258.
Fungal
attachment organ – Appressorium
259.
Fungal
nutrients absorbing organ – Haustoria
260.
Exand
RFLP – Restriction fragment length
polymorphism
261.
Scientist
involved in RFLP – Botstein et al
262.
Ostiolates
ascocarp is known as – Perithecium
263.
Self-replicating
extra chromosomal heredity factor in bacteria – Plasmid
264.
Corn
stunt is caused by – Spiroplasma
265.
Monograph
of Fusarium was written by – C.
Booth
266.
1st
plant parasitic nematode was discovered by – Needham, 1743
267.
Wart
of potato is caused by – Synchytrium endobioticum
268.
Genome
of most of plant virus – +ss RNA
269.
Most
of the plant viruses are transmitted by – Aphids
270.
Which
virus having isometric twin particles – Geminivirus
271.
Edible
fungi in amanita sp – Amanita citrina, A.
caesarea
272.
Budding
spores are called as – Blastospores
273.
Inhibitory
substance present in the pear which prevents the fire blight disease – Malic acid
274.
Tundu disease is in association with the – Bacteria (Corynebacterium tritici)
275. Epidemic
– Occurs in large areas of population (Late blight
of potato and wheat stem rust)
276. Endemic – Confined to particular area/
locality, which occurs year after year in moderate to severe (potato wart )
277. Pandemic – Diseases prevalent throughout the
country/ sub-continent/ continent (Late blight of potato, Coffee rust)
278. Sporadic – Disease occurs at irregularly
intervals at irregular localities (Udbatta of rice, Ergot of rice, Fusarium wilt of cotton)
279.
Present ASRB chairman – A.K. Misra
280.
Akiochi
disease is due to – Sulphur toxicity
281.
Group
of carbendazim – Benzamidazole
282.
White
rust causing pathogen genera – Albugo
283.
Species of Agrobacterium not having Ti
Plasmid – A. radiobacter
284.
Erwinia
having type of flagella – Peritrichous
285.
Ralstonia solanacearum causing which disease – Bangle blight of potato
286.
EPIVEN model is for which diseases –
Apple scab
287.
EPIDEM model for which disease – Early blight of tomato and potato
288.
Virion after removal of protein coat
– Viroid
289.
Little leaf of brinjal is caused by – Phytoplasma
290.
Sesame phyllody is cause by - Phytoplasma
291.
Pathogen required several years for
completion of life cycle – Polyetic
292.
Cross protection phenomenon – Mckinney, 1929, use of mild strains to
protect from severe strains
293.
Write their contributions –
·
Meyer – He wrongly tough mosaic disease of tobacco is caused by bacteria
·
Bejerinck – Father of virology
·
Diener – Discovered Viroid
·
Bowden – Virus is nucleoprotein
294.
Neetham, reported 1st
nematode – Anguina tritici
295.
Envelope containing virus – Tospovirus
296.
Strobulurin group of fungicides are
isolated from – Strobulurus tenacellus
297.
Xiphenema
transmit grape fan leaf virus discovered by – Hewitt (rape fan leaf virus)
298. Citrus
stubborn disease caused by – Spiroplasma citri
299.
Red scale onion resistant to onion
smudge due to – Phenolic compounds
(Catechol, protocatechuic acid)
300.
Country that developed forecasting
of late blight of potato – Netherland
301.
Coiled appendages present in – Uncinula
302.
Carcinoid appendages are present in
– Uncinula
303.
In which sorghum disease long columella
is present in sorus – Loose smut
304.
Plasmodiophora
discovered by – Woronin
305.
Most important PGPR – Bradyrhizobium
306.
Transformation concept – Griffith, 1928
307.
Wheat take all disease is caused by
– Gaumannomyces
graminis tritici
308.
Heat sterilization period at 1600C
in hot air oven – 1-2 hrs
309.
Mucor and Rhizopus differ from one
another on the basis of – Presence of
rhizoids and stolons
310.
Example of Mychoherbicide – Collego
311.
Aflatoxin dangerous form – B1
312.
Total
chromosome number is bacteria – 1
313.
Epidemic model EPIPRE meant for – Wheat
rust
314.
Father of seed pathology – Paul Neergaard
315.
Black leg diseases is related to which
vegetable crop – Potato
316.
Purple blotch of onion is caused by – Urocystis
cepulae
317.
Expand DIPA – Destructive insect pest act
318.
The genome of TMV codes for coat protein subunits
consisting of how many amino acids – 158
319.
Genome of BBTV – ssDNA
320.
The best indicator plant for potato spindle tuber
viroid – Tomato
321.
Major gene, race-specific, seedling, monogenic,
differential and pathotype specific
resistance are synonyms
of – Vertical resistance
322.
Virus causing sunflower necrosis – Ilar virus
323.
Anti Oomyctetes fungicide – Metalaxyl
324.
Acid present in bacterial endospore
which is responsible for heat – Dipicolinic
acid
325.
International plant protection
convention (IPPC) established in the year – 1951
326.
Banana streak virus is belongs to the
genus – Caulimoviridae
327.
Chrysanthemum stunt is caused by – Viroid
328.
Tyndallisation temperature – 100oC for 20 min for 3
consecutive days
329.
Wound hormone is – Traumatin
330.
DIBA plate is made up of – Nitrocellulose membrane
331.
Huanglongbing disease/ citrus greening/
yellow dragon disease is transmitted by - Psyllids
332.
Rod shaped morphology of TMV in
electron microscope was given by – Krausche
333.
BLITECAST is epidemic model employed for – Late blight of potato
334.
Measurement length of CaMV – 50-52 nm
335.
Measurement length of wound tumour
viroid – 70 nm
336.
Split genes was discovered by – Richards Robert, Philip A. Sharp
337.
Split genes was discovered in the year
– 1977
338.
No. of flagella in B’dellovibrio – 1
339.
Fire blight of apple bacterium enters
through – Nectaris
340.
Bacteriocin produced by Bacillus subtilis – Subtilism
341.
Bacterial blight of rice is epidemic in
India during – 1963
342.
Father of Indian algology – MOP. Iyengar
343.
Angular leaf spot of cotton is caused
by – Xanthomonas
citri pv. malvacearum
344.
Acid fast staining is don for – Mycobacterium
tuberculosis
345.
Give an example of both g+ve and g-ve
bacteria - Mycobacterium tuberculosis
346.
FRAC means – Fungicide resistance action committee
347.
1st organic sulphur fungicide is Thiram developed by Tisdale and Williams
348.
TMV genome can be altered with – Adenosine di phosphate (ADP)
349.
Suicidal germination are takes place in
– Striga
350.
Chemical name of carborundum powder – Silicon carbide
351.
Which mushroom is called as destroying
angel – Amanita verna
352.
Dilution end point of TMV – 10-6
353.
Cocoa swollen shoot is transmitted
by - Mealy bug (banana streak virus also)
354.
Number of races of Phytophthora infestans
are prevalent in India – 82
355.
What is disease caused by Xylella fastidiosa – Pierce disease
of grapevine
356.
Pulley wheel ascospore is produced by –
Aspergillus
357.
Brain like apothecia is produced by – Gyromythrin
358.
Saddle like apothecia is produced by – Helvella
359.
Annulus is otherwise is called as – Partial vein
360.
Volva is otherwise called as – Universal vein
361.
Mushroom which is having higher
biological efficiency – Milky mushroom
(60 %)
362.
Inoculation needle made up of – Nichrome, tugnsten
363.
Which is mushroom is considered as
“elixir of life” – Ganoderma
364.
Outer wall of aecium is known as – Peridium
365.
Collateral host for flax rust – Linum mysorens
366.
Teliospore germinate without resting
period is known as – Leptospore
367.
AFTOL means – Assembling fungal tree of life
368.
Mode of action of tetracycline – Inhibit
the 30S ribosomal subunit,
hindering the binding of the aminoacyl-tRNA to the acceptor site on the
mRNA-ribosome complex
369.
la France/ X disease/ watery stipe is
caused by – Virus
370.
la France disease is transmitted by – Phorid flies
371.
Rice ufra disease is caused by – Ditylenches
angustus
372.
Father of insect, Plant mycoplasmology
– L. O. Kunkal
373.
Monograph of Taphrina was written by – A.
J. Mix
374.
Monograph of Fusarium was written by – C.
Booth (1971)
375.
Tobacco streak virus is transmitted by- Mealy bg
376.
Viroids are classified based on their –
CCR
377.
CCR present in in which group of
viroids - Pospiviride
378.
Lichen trichogyne is known as – Teribrator
379.
Which toxin is destroyed while cooking
– Helvic
acid
380.
2 basidiospore producing fungus – Agaricus
bisporus
Exobasidum vexans
381.
2 pathogen producing fungus – Golvonomyces
cichoracearum
Podospora xanthi
382.
HEX 1 protein responsible for – Woronin bodies
383.
Operation flood related to –Milk
384.
Inclusion bodies are discovered by – Iwanovsky
385.
DNA barcoding was proposed by – Pual Hebert’s, 2003
386.
Who coined the term Vivotoxin – Diamond and waggenor
387.
House fungus – Serpula lachrymans
388.
Earth ball fungi – Scleroderma
389.
Earth star fungi – Geastrum
390.
Jet black conidia – Nigrospora
oryzae
391.
Weight of the bacterium can be measured in – Gram
392.
Most of the viruses contains protein
content of – 60 -95%
393.
Conidiophore
of which fungus raise from thick walled foot cell – Aspergillus
394.
Ergot
is obtained from – Claviceps purpurea
395.
Tur
wilt is caused by – Fusrium oxysporum
396.
The
word virus literally mean – poison/
venom/slimy liquid
397.
The
teliospore of coffee leaf rust pathogen is – Hemileia
398.
Kidney
shaped uredospore is produced by – Hemileia
399.
Tulip
colour breaking belonging to genus – Potyvirus
400.
Variability
of bacteria can be brought by – conjugation, transformation, transduction
401.
Mention
the variability’s in bacteria with scientist name, organism, year of discovery
etc.
Mention
contributions
·
S.P.
Briggs and Walton – first plant
resistant gene
·
B.J.
Staskawicz – bacterial avirulent gene
·
P.J.G.M.De Wit – fungal avirulent gene
402.
Basidiospores
discharged violently are called as – Ballistospores
403.
Phytopathometry
book was written by – C. D. Mayee
404.
Bioluminescence
mushroom – Armillariella mella
405.
A
delecious food called Tempeh is prepared in Indonesia by – Rhizopus
406.
Severity
of disease club root of crucifers can be reduced by application of – Lime
(2500 kg/ha)
407.
Tobbaco
streak virus, apple mosaic virus, citrus rugose, sunflower necrosis is comed
under genus – Ilarvirus
408.
Genome
of Ilarvirus - ssRNA
|
Fungicide/ herbicide |
Trade name |
|
Alachlor
|
Lasso |
|
Butachlor
|
Machete
|
|
Copper
oxychloride |
Blitox
50, Blue copper |
|
Hexacanozole |
Contef |
|
Iprobenphos |
Kitazen
|
|
Edifenphos
|
Hinosan
|
|
Metalaxyl |
Apron,
Subdue |
|
Propaconozole |
Tilt |
|
Triadimefon |
Bayleton
|
|
Tricyclazole |
Beam |
|
Tridemorph |
Calixin
|
|
Carbendazim
|
Bavistin
|
|
Pendimethylin |
Stomp |
|
Mancozeb
|
Dithane
M-45 |
|
Scientist |
Book name |
Year |
|
Gaspard Bauhin |
Pinax theatre botanici |
1623 |
|
Michelli |
Nova plantarum genera |
1729 |
|
Linnaeus |
Species plantarum |
1753 |
|
C. H. Persoon |
Synopsis methodical fungorum, |
1801 |
|
E. M. Fries |
Systema mycologicum, |
1821 |
|
Kuhn |
Disease of cultivated crops, causes
and their control |
1858 |
|
Charles Darwin |
Origin of species |
1859 |
|
Anton de Bary |
Morphololgy and physiology of fungi,
myceteoza and bacteria |
1866 (English - 1887) |
|
Tulsane bros |
Selecta fungorum carpologicum |
1861 – 1865 |
|
Saccardo |
Syllome fungorum |
1882-1931 |
|
E.J. Butler |
Fungi and diseases in plants |
1918 |
|
M.J. Thirumalachar |
Antibiotics in Plant disease control |
- |
|
B.B. Mundkur |
Fungi and Plant diseases |
1948 |
|
Y.L. Nene and P.N. Thapiliyal |
Fungicides in plant disease control |
1971 |
|
Paul Neergaard |
Seed pathology |
1977 |
|
Backer and Cook |
Biological control of plant pathogens
|
1980 |
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