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Hassan
1.Flag smut of sweat could be controlled by:
A. Seed treatment with vitavax
B. Spraying with vitavax
C. Soil application with vitavax
D. Seed treatment with vitavax
2.Flag smut of wheat is caused by:
A. Ustilago tritici
B. Urceystis trlttct
C. Ustilago hordet
D. Ustilago tritici
3.Foot rot of papaya is caused by:
A. Phytophthora palmivora
B. Pythium aphanidermatum
C. Peronospora parasitica
D. Phytophthora palmivora
4.Fungi, which can grow on living host plant, are called:
A. Obligate saprophyte
B. Obligate parasite
C. Facultative parasite
D. Obligate saprophyte
5.Fungi which can grow only on living host plant are called:
A. Obligate saprophytes
B. Obligate parasites
C. Facultative parasites
D. Obligate saprophytes
6.Fusarium belong to order:
A. Melaconiales
B. Moniliales
C. Sporobolomycetales
D. Melaconiales
7.Gelatin plate technique was discovered by:
A. Burrill
B. Fanny Hesse
C. Robert Koch
D. Burrill
8.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.
A. Sugarbeet
B. Sugarcane
C. Banana
D. Sugarbeet
9.Heterocious nature of rust means:
A. A fungus require one host species to complete life cycle
B. A fungus require two different host species to complete life cycle
C. Both (a) & (b)
D. A fungus require one host species to complete life cycle
10.Heterodera belongs to super family:
A. Atylenchoidea
B. Neotylenchoidea
C. Tylenchoidea
D. Atylenchoidea
11.Wrong information about Powdery mildew is:
A. Subdivision = Ascomycotina
B. Order = Erysiphales
C. Family = Melanconiaceae
D. Subdivision = Ascomycotina
12.How much quantity of nematicide is used to control the nematodes in one hectare are?
A. 10 - 15 kg
B. 20 - 25 kg
C. 50 - 60 kg
D. 10 - 15 kg
13.In bacterial brown rot and wilt of potato the amount of _____ produced by pathogens are proportional to severity of symptoms:
A. Gibberellins
B. Lipids
C. Polysncchnride
D. Gibberellins
14.In fermentation industry, pasteurization is done at _____ temperature:
A. 90.7 ?C
B. 100.0 ?C
C. 62.8 ?C
D. 90.7 ?C
15.Dry root rot of legumes and beans is caused by:
A. Erysiphe
B. Macrophomina
C. Xanthomonas
D. Erysiphe
16.Choose the wrong combination:
A. Esso fungicide = Copper oxychloride
B. Ziram = Cuman
C. Thiram = Hexathir
D. Esso fungicide = Copper oxychloride
17.In which rust pustules are arranged in end-to-end manner and forming strip?
A. Yellow rust
B. Orange rust
C. Black rust
D. Yellow rust
18.Anthracnose of Grape is also known as:
A. Bird's-eye disease
B. Buck eye rot
C. Black spot
D. Bird's-eye disease
19.Yellow pigment in the culture is produced by:
A. Pseudomonas
B. Xanthomononas
C. Erwinia
D. Pseudomonas
20.Irish famine was caused due to:
A. Wheat rust
B. Apple scab
C. Late blight of potato
D. Wheat rust
21.Late blight of potato is caused by:
A. Alternaria solani
B. Xanthomonas campestris pv. Citrii
C. Phytophthora infestans
D. Alternaria solani
22. Leaf roll of potato is caused by:
A. Fungus
B. Bacterium
C. Virus
D. Fungus
23.Leaf roll of potato is transmitted by:
A. M. persicae
B. M. pseudosolani
C. M. circumflexum
D. M. persicae
24.Levillula is a:
A. Ectoparasitic
B. Endoparasitic
C. Both (a) & (b)
D. Ectoparasitic
25. In open timbering, the poling boards are retained in position by using:
A. puncheons
B. struts
C. lacings
D. puncheons
26.Setting-out lines for walls which divide semidetached houses are derived from:
A. return profiles
B. gauge staffs
C. single profiles
D. return profiles
27. Curing of concrete is achieved by providing:
A. cold surface conditions
B. constant hot air
C. intermittent surface heat
D. cold surface conditions
28. Stabilising a bricklayer's line in windy conditions is carried out by using:
A. line pins
B. corner blocks
C. heavy lines
D. line pins
29.The area of a brick which surrounds the frog is termed the:
A. margin
B. stretcher face
C. arris
D. margin
30.In tanking construction the cement mortar fill Is used to:
A. increase the wall strength
B. prevent water penetration
C. strengthen the protective wall
D. increase the wall strength
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