Agriculture/Agriculture Plant Pathology Set-2 Sample Test,Sample questions

Question:
  In which rust pustules are arranged in end-to-end manner and forming strip? 

1.Yellow rust

2.Orange rust

3.Black rust

4.White rust


Question:
  Irish famine was caused due to: 

1.Wheat rust

2.Apple scab

3.Late blight of potato

4.Tomato wilt


Question:
  Levillula is a: 

1.Ectoparasitic

2.Endoparasitic

3.Both (a) & (b)

4.None of the above


Question:
  Mycology is the study of: A.  B.  C.  D. 

1.Bacteria

2.Algae

3.Virus

4.Fungi


Question:
  Once the pathogen has established in an area  steps taken to remove or destroy is known as: 

1.Exclusion

2.Eradication

3.Protection

4.Management


Question:
  Phycomycetes belong to: 

1.Fungi

2.Bacteria

3.Yeast

4.None of the above


Question:
  Plant overgrowth due to increase in size of cell of the tissue: 

1.Hypoplasia

2.Hypertrophy

3.Hyperplasia

4.All of the above


Question:
  Powdery mildews are controlled by spray of: 

1.Copper fungicides

2.Mercury fungicides

3.Sulphur fungicides

4.Miscellaneous fungicides


Question:
  Root knot of vegetable is caused by: 

1.Meloidogyne

2.Heterodera

3.Pratylenchus

4.Xanthomonas


Question:
  Root rot of papaya could be controlled by application of: 

1.Bordeaux mixture

2.Dithane M-45

3.Benelate

4.Calaxin


Question:
  Rust teleutospore on germination produce: 

1.Four basidiospores

2.Two basidiospores

3.Indefinite basidiospores

4.None of these


Question:
  Secondary spread of ergot of bajra is through: 

1.Seed

2.Air

3.Insect

4.Both (a) and c


Question:
  Sexual dimorphism means: 

1.Males and Females are separate

2.Males and Females are morphologically dissimilar

3.Female posses didelphic ovaries

4.None of the above


Question:
  Smut gives the appearance of: 

1.Compact hardness

2.Sooty powder

3.Superficial growth

4.Dusty layer


Question:
 Acervuli is _____ shaped: 

1.Round

2.Saucer

3.Oblate

4.Conical


Question:
 Choose the wrong combination: 

1.Esso fungicide = Copper oxychloride

2.Ziram = Cuman

3.Thiram = Hexathir

4.Zineb = Kitazin


Question:
 Hemittodet penetrate in plant tissues with the aid of:

1.Stylet

2.Saliva

3.Labial papilla

4.Cervicial


Question:
 Leaf roll of potato is caused by: 

1.Fungus

2.Bacterium

3.Virus

4.Mycoplasm


Question:
 Loose smut of wheat can be effectively controlled by: 

1.Crop rotation

2.Soil treatment with non-systematic fungicides

3.Seed treatment with systemic fungicides

4.Spraying the crop with fungicides


Question:
 Micro organisms were first observed by: 

1.John Tyndall

2.L.J. Thernard

3.Antony Van Leeuwenhock

4.Louis Pasteur


Question:
 Most effective fungicide against powdery mildew disease: 

1.Dithane

2.Captan

3.Karathane

4.Bavistin


Question:
 Most of the plant parasitic nematodes belong to order: 

1.Tylenchida

2.Dorylaimida

3.Aphelenchida

4.Rhabditida


Question:
 Mycoplasma disease of plant was first reported by: 

1.Butler

2.Brefeld

3.Anton de Barry

4.Doi et al. and Ishire et al.


Question:
 Mycoplasma is sensitive to: 

1.Pencillin

2.Steptomycin

3.Bavistin

4.Tetracycline


Question:
 Nematode genus Hoplolaimus Daday was first recorded in _____ from an island in the Paraguay river: 

1.1900

2.1905

3.1910

4.1915


Question:
 Phyllactinis causes the disease: 

1.Powdery mildew

2.Downy mildew

3.Leaf spot

4.Blight


Question:
 Plant pathogenic viroids contain: 

1.Externally seed-borne disease

2.Externally seed-borne and soil-borne disease

3.Air-brone disease

4.Inernally seed-borne disease


Question:
 Powdery mildew fungi belong to the family: 

1.Erysiphaceae

2.Hypocereaceae

3.Hypomycetaceae

4.Nectriaceae


Question:
 Pythium belongs to class: 

1.Chytridiomycetes

2.Oomycetes

3.Zygomycetes

4.Hypochytridiomycetes


Question:
 Rhizopus belongs to class: 

1.Oomycetes

2.Zygomycetes

3.Trichomycetes

4.Ascomycetes


Question:
 Some ______ varieties of apple exude toxic wax on leaf surface to prevent germination of conidia of Podosphaera leucotricha: 

1.Scab resistant

2.Leaf blight resistant

3.Powdery mildew resistant

4.Rust resistant


Question:
 Species Plantarum is the greatest contribution of: 

1.Linnaeus

2.P.A. Micheli

3.Saccardo

4.Anton de Bary


Question:
 Strawbery plants infected with P. penetrans (nematode) have been successfully treated with exposure in hot water at: 

1.49.4?C for 17.5 min.

2.52.8?C for 6 min.

3.54.5?C for 4 min.

4.56?C for 2 min.


Question:
 The symptom of red rot of sugarcane mostly found on: 

1.Stem

2.Root

3.Leaf

4.Arrow


Question:
 Wilt of arhar is caused by: 

1.Verticillium

2.Fusarium

3.Xanthomonas

4.Meloidogyne


Question:
 Yellow ear rot of wheat is caused by: 

1.Anguina

2.Corynebacterum

3.Both (a) & (b)

4.Heterodera


Question:
 Yellow pigment in the culture is produced by: 

1.Pseudomonas

2.Xanthomononas

3.Erwinia

4.Agrobacterium


Question:
Anthracnose of Grape is also known as: 

1.Bird s-eye disease

2.Buck eye rot

3.Black spot

4.Both (a) & (c)


Question:
Late blight of potato is caused by: 

1.Alternaria solani

2.Xanthomonas campestris pv. Citrii

3.Phytophthora infestans

4.Sychytriu endobioticum


Question:
Leaf roll of potato is transmitted by: 

1.M. persicae

2.M. pseudosolani

3.M. circumflexum

4.All above


Question:
Lichen is an association between: 

1.Algae and Fungus

2.Bacterium and Fungus

3.Fungus and Virus

4. Fungus and Nematode


Question:
Linseed rust is caused by: 

1.Uromyces

2.Melampsora lini

3.Physaqmidium

4.Ravenelia


Question:
Loose smut of wheat is a disease known as: 

1.Internally seed borne

2.Externally seed borne

3.Air borne

4.Soil borne


Question:
Meloidogyne belongs to group of: 

1.Ecotoparasite

2.Endoparasite

3.Semi-ectoparasite

4.Semi-endoparasite


Question:
Microbiology is the science of which we study: A.  B.  C.  D. 

1.Viruses

2.Bacteria

3.Fungi

4.All above


Question:
Modification of floral parts into leafy structures by pathogenic infection called: 

1.Hyperplasia

2.Hypertrophy

3.Phyllody

4.Witch s broom


Question:
Oil from American elm seed contains 55 per cent capric acid toxic to Ceratocystis uimi the pathogen causing the famous _____ disease: 

1.English elm

2.Dutch elm

3.American elm

4.French elm


Question:
Pectinolytic enzymes of plant pathogens playa major role during pathogenesis in diseases like: 

1.Rusts

2.Downy mildew

3.Wilts damping-off and root/foot rots

4.Powdery mildew


Question:
Phytophthera belongs to family: 

1.Peronophythoraceae

2.Pythiaceae

3.Pareonosporaceae

4.Albuginaceae


Question:
Plant overgrowth due to increase in size of cell of the tissue: 

1.Hypoplasia

2.Hypertrophy

3.Hyperplasia

4.All of the above


Question:
Plant parasitic nematodes posses: 

1.Two part oesophagus

2.Three part oesophagus

3.Four part oesophagus

4.None of the above


Question:
Powdery mildew disease is caused by: 

1.Bacterium

2.Fungus

3.Virus

4.Nematode


Question:
Primary source of infection to green ear disease of bajra is: 

1.Insect

2.Soil

3.Air

4.Seed and soil


Question:
Pycnidia are formed in order: 

1.Moniliales

2.Melanoconiales

3.Sphaeropsidales

4.All of the above


Question:
Radophyceae is also known as: 

1.Red algae

2.Green algae

3.Blue-gree algae

4.None of these


Question:
Red rot of sugarcane is caused by: 

1.Fusarium

2.Alternaria

3.Dreschlera

4.Colletotrichum


Question:
Red scales of ______ (red varieties) contain protocatechuic acid and catechol which may exude in drops to resist the attack of colletotrichum circinans: 

1.Garlic

2.Onion

3.Leek

4.Celery


Question:
Root parasite of bajra is: 

1.Cuscuta

2.Striga

3.Orobanche

4.Loranthus


Question:
Rust belongs to sub-division: 

1.Zygomycotina

2.Ascomycotina

3.Basidiomycotina

4.Deuteromycotina


Question:
Severity of disease club root of cabbage can be reduced by application of: 

1.Lime

2.Gypsum

3.FYM

4.Fertilizers


Question:
Shape of bacterial cells is: 

1.Spheres

2.Spiral

3.Rods

4.All of the above


Question:
Smut of wheat is effectively controlled by: 

1.Bavistin

2.Vitavax

3.Benelate

4.Thiram


Question:
Some varieties of _____ are resistant to wilt due to the presence of hydrocyanidies (HCN) in root exudates: 

1.Sunflower

2.Safflower

3.Castor

4.Linseed


Question:
Sporangium on germination produce vesicle in genera: 

1.Phytophyhora

2.Pythium

3.Sclerospora

4.Personospora


Question:
Stipe disease of barley is caused by: 

1.Drechalera gramineum

2.Drechalera oryzae

3.Puccinia striiformis

4.None of the above


Question:
Striga is plant parasite included in: 

1.Fungi

2.Mycoplasma like organisms

3.Phanerogamic plant parasites

4.Bacteria


Question:
Sugar beet cyst nematode was reported by: 

1.Needham

2.Cobb

3.Schacht

4.Smith


Question:
Systemic fungicides was discovered by: 

1.Van Schleming and Kulka

2.Millardet

3.Tillet

4.Prevost


Question:
With Phase  is common in: 

1.Blast of Paddy

2.Bacteria blight of Paddy

3.White rust of Crucifers

4. Red rot of Sugarcane


Question:
With regard to nutrition Erysiphe is: 

1.Ectoparasite

2.Endoparasite

3.None of the above

4.Predator


More MCQS

  1. Agriculture Plant Pathology Set-1
  2. Agriculture Plant Pathology Set-2
  3. Agriculture Plant Pathology Set-3
  4. Agriculture Seed Science
  5. Agriculture Agriculture Genetics Plant Breeding and Biotechnology
  6. Agriculture Agriculture Genetics Plant Breeding and Biotechnology set-2
  7. Agriculture Agriculture Genetics Plant Breeding and Biotechnology set-3
  8. Agriculture Agriculture Genetics Plant Breeding and Biotechnology Set-4
  9. Agriculture Agriculture Genetics Plant Breeding and Biotechnology Set-5
  10. Agriculture Agriculture Genetics Plant Breeding and Biotechnology Set-6.
  11. Food Engineering Mcq Questions Set 1
  12. Food Engineering Mcq Questions Set 2
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