(With Phase) is common in which ?
1.Bacteria blight of Paddy
2.Blast of Paddy
3.White rust of Crucifers
4.Red rot of Sugarcane
Posted Date:-2021-06-21 03:44:04
Acervuli is _____ shaped
1.Round
2.Oblate
3.Saucer
4.Conical
Posted Date:-2021-06-21 03:44:04
Anthracnose of Grape is also known as?
1.Birds-eye disease
2.Black spot
3.Buck eye rot
4.more than one option is correct
Posted Date:-2021-06-21 03:44:04
Choose the wrong combination?
1.Ziram = Cuman
2.Esso fungicide = Copper oxychloride
3.Thiram = Hexathir
4.Zineb = Kitazin
Posted Date:-2021-06-21 03:44:04
Dry root rot of legumes and beans is caused by?
1.Macrophomina
2.Erysiphe
3.Xanthomonas
4.None
Posted Date:-2021-06-21 03:44:04
Exclusion of plant disease by legislation is known as
1.Plant quarantine
2.Disease resistance
3.Biological control of plant
4.None
Posted Date:-2021-06-21 03:44:04
Fusarium belong to which order?
1.Moniliales
2.Melaconiales
3.Sporobolomycetales
4.Cryptococcales
Posted Date:-2021-06-21 03:44:04
Gelatin plate technique was discovered by?
1.Louis Pasteur
2.Burrill
3.Fanny Hesse
4.Robert Koch
Posted Date:-2021-06-21 03:44:04
Genus Radopholus of nematode was first described in 1893 on the basis of a male specimen obtained from necrotic roots of _____ growing in Fiji Islands?
1.Sugarbeet
2.Sugarcane
3.Banana
4.Coconut
Posted Date:-2021-06-21 03:44:04
Heterocious nature of rust means
1.A fungus require one host species to complete life cycle
2.A fungus require two different host species to complete life cycle
3.A and B
4.None
Posted Date:-2021-06-21 03:44:04
Heterodera belongs to super family?
1.Tylenchoidea
2.Atylenchoidea
3.Neotylenchoidea
4.Heteroderoidea
Posted Date:-2021-06-21 03:44:04
How much quantity of nematicide is used to control the nematodes in one hectare are?
1.20-25 kg
2.23-27 kg
3.30-35 kg
4.None
Posted Date:-2021-06-21 03:44:04
Pectinolytic enzymes of plant pathogens play a major role during pathogenesis in which diseases?
1.Wilts, damping-off and root/foot rots
2.Downy mildew
3.Powdery mildew
4.None
Posted Date:-2021-06-21 03:44:04
In bacterial brown rot and wilt of potato the amount of _____ produced by pathogens are proportional to severity of symptoms
1.Lipids
2.Gibberellins
3.Proteins
4.Polysncchnride
Posted Date:-2021-06-21 03:44:04
In fermentation industry, pasteurization is done at _____ temperature
1.100.0 C
2.62.8 C
3.80.0 C
4.90.0 C
Posted Date:-2021-06-21 03:44:04
In which rust pustules are arranged in end-to-end manner and forming strip?
1.Orange rust
2.Yellow rust
3.Black rust
4.White rust
Posted Date:-2021-06-21 03:44:04
Irish famine was caused due to
1.Wheat rust
2.Apple scab
3.Late blight of potato
4.Tomato wilt
Posted Date:-2021-06-21 03:44:04
Late blight of potato is caused by
1.Phytophthora infestans
2.Alternaria solani
3.Xanthomonas campestris pv. Citrii
4.Sychytriu endobioticum
Posted Date:-2021-06-21 03:44:04
Leaf roll of potato is caused by
1.Virus
2.Fungus
3.Bacterium
4.Mycoplasm
Posted Date:-2021-06-21 03:44:04
Leaf roll of potato is transmitted by?
1.M. persicae
2.M. pseudosolani
3.M. circumflexum
4.All
Posted Date:-2021-06-21 03:44:04
Levillula is a
1.Endoparasitic
2.Ectoparasitic
3.A and B
4.None
Posted Date:-2021-06-21 03:44:04
Lichen is an association between?
1.Fungus and Virus
2.Algae and Fungus
3.Bacterium and Fungus
4.Fungus and Nematode
Posted Date:-2021-06-21 03:44:04
Linseed rust is caused by ?
1.Melampsora lini
2.Uromyces
3.Physaqmidium
4.Ravenelia
Posted Date:-2021-06-21 03:44:04
Loose smut of wheat can be effectively controlled by
1.Seed treatment with systemic fungicides
2.Crop rotation
3.Soil treatment with non-systematic fungicides
4.Spraying the crop with fungicides
Posted Date:-2021-06-21 03:44:04
Loose smut of wheat is a disease called as?
1.Internally seed borne
2.Air borne
3.Externally seed borne
4.None
Posted Date:-2021-06-21 03:44:04
Meloidogyne belongs to which group?
1.Semi-ectoparasite
2.Semi-endoparasite
3.Ecotoparasite
4.Endoparasite
Posted Date:-2021-06-21 03:44:04
Micro organisms were first observed by?
1.L.J. Thernard
2.John Tyndall
3.Antony Van Leeuwenhock
4.None
Posted Date:-2021-06-21 03:44:04
Microbiology is the science of which we study?
1.Viruses
2.Fungi
3.Bacteria
4.All
Posted Date:-2021-06-21 03:44:04
Modification of floral parts into leafy structures by pathogenic infection called?
1.Hypertrophy
2.Hyperplasia
3.Phyllody
4.Witchs broom
Posted Date:-2021-06-21 03:44:04
Most effective fungicide against powdery mildew disease?
1.Captan
2.Dithane
3.Karathane
4.None
Posted Date:-2021-06-21 03:44:04
Most of the plant parasitic nematodes belong to which order?
1.Dorylaimida
2.Aphelenchida
3.Rhabditida
4.Tylenchida
Posted Date:-2021-06-21 03:44:04
Mycology is the study of?
1.Bacteria
2.Fungi
3.Algae
4.Virus
Posted Date:-2021-06-21 03:44:04
Mycoplasma disease of plant was first reported by which of the following ?
1.Anton de Barry
2.Brefeld
3.Doi et al. and Ishire et al.
4.Butler
Posted Date:-2021-06-21 03:44:04
Mycoplasma is sensitive to which of the following ?
1.Tetracycline
2.Pencillin
3.Steptomycin
4.Bavistin
Posted Date:-2021-06-21 03:44:04
Nematode genus Hoplolaimus Daday was first recorded in _____ from an island in the Paraguay river
1.1905
2.1910
3.1915
4.1920
Posted Date:-2021-06-21 03:44:04
Nematodes are also called as?
1.Earthworms
2.Tapeworms
3.Trematodes
4.None
Posted Date:-2021-06-21 03:44:04
Oil from American elm seed contains 55 per cent capric acid toxic to Ceratocystis uimi the pathogen causing the famous _____ disease
1.Dutch elm
2.English elm
3.French elm
4.American elm
Posted Date:-2021-06-21 03:44:04
Once the pathogen has established in an area, steps taken to remove or destroy is known as?
1.Exclusion
2.Protection
3.Eradication
4.Management
Posted Date:-2021-06-21 03:44:04
Phycomycetes belong to which of the following?
1.Algae
2.Fungi
3.Yeast
4.Bacteria
Posted Date:-2021-06-21 03:44:04
Phytophthera belongs to which family?
1.Peronophythoraceae
2.Pareonosporaceae
3.Pythiaceae
4.None
Posted Date:-2021-06-21 03:44:04
Plant overgrowth due to increase in size of cell of the which of the following tissue ?
1.Hypertrophy
2.Hypoplasia
3.Hyperplasia
4.None
Posted Date:-2021-06-21 03:44:04
Plant parasitic nematodes posses how many part oesophagus?
1.Four part oesophagus
2.Three part oesophagus
3.One part oesophagus
4.Two part oesophagus
Posted Date:-2021-06-21 03:44:04
Which among the following caused Powdery mildew disease?
1.Bacterium
2.Fungus
3.Yeast
4.None
Posted Date:-2021-06-21 03:44:04
Which among the following Plant pathogenic viroids contains?
1.Externally seed-borne and soil-borne disease
2.Externally seed-borne disease
3.Air-brone disease
4.None
Posted Date:-2021-06-21 03:44:04
Which of the following disease caused by Phyllactinis?
1.Powdery mildew
2.Leaf spot
3.Downy mildew
4.Blight
Posted Date:-2021-06-21 03:44:04
Which of the following is belong to the family of Powdery mildew fungi?
1.Hypocereaceae
2.Hypomycetaceae
3.Erysiphaceae
4.None
Posted Date:-2021-06-21 03:44:04
With regard to nutrition Erysiphe is
1.Endoparasite
2.Predator
3.Ectoparasite
4.None
Posted Date:-2021-06-21 03:44:04
Wrong information about Powdery mildew is
1.Order = Erysiphales
2.Subdivision = Ascomycotina
3.Family = Melanconiaceae
4.None
Posted Date:-2021-06-21 03:44:04
Yellow ear rot of wheat is caused by?
1.Corynebacterum
2.Anguina
3.A and B
4.None
Posted Date:-2021-06-21 03:44:04
Yellow pigment in the culture is produced by?
1.Erwinia
2.Pseudomonas
3.Xanthomononas
4.Agrobacterium
Posted Date:-2021-06-21 03:44:04