Q.1 Tikka disease of groundnut is caused by_________.
Fusarium Verticillium Cercospora
Q.2 Which of the following is a pseudo rust ?
Black rust of wheat Brown rust of wheat White rust of crucifers
Q.3 The whip smut of sugarcane is caused by____________.
Ustilago maydis Ustilago scitaminea Ustilago hordei
Q.4 The rusts are caused by_________.
Ustilaginales Uredinales Peronosporales
Q.5 Which of the following disease of pigeonpea is caused by virus ?
Sterility Wilt Stem canker
Q.6 Karnal bunt was first reported by_______.
Mitra Dowson Desai
Q.7 “Pokkan-Boeng” disease caused by Gibberella fujilkoroi is associated with_________.
Rice Sugarcane Wheat
Q.8 Rice blast is also known as___________.
Rotten neck Rice fever disease Both
Q.9 ‘Smut’ is common in______________.
Wheat Rice Mustard
Q.10 The carrier of ‘Ergot’ of bajra is__________.
Air Seed Both
Q.11 Bud-necrosis of groundnut is transmitted by_____.
Thrips Whitefly Aphid
Q.12 The grain smut of sorghum is also known as_______.
Covered smut Short smut Both
Q.13 The wilt of cotton is_______.
Seed borne Soil borne Both
Q.14 Smut disease infect the plant at______.
Seedling stage Embryo stage Tillering stage
Q.15 Solar heat treatment is used to control________.
Loose smut of wheat Covered smut of barley Smut of sorghum
Q.16 Tilletia causes_________.
Rust Smut Downy mildew
Q.17 The first recognized virus disease of plants in world is__________.
Tobacco mosaic Cucumber mosaic Yellow vein mosaic
Q.18 The annual reoccurrence of rust of wheat (black rust) in the plains is through__________.
Uredospores Teleutospores Basidiospores
Q.19 White rust of crucifers is called pseudo rust because_________.
The causal organism does not belong to rust family The disease occur on members of family crucifers The color of the pustule is not brown
Q.20 Common disease caused by the members of uredinales is_________.
Rust Smut Both
Q.21 The incidence of which disease increases with increased supply of nitrogen ?
Rice blast Cotton wilt Both
Q.22 White rust fungus ‘Albugo candida’ belongs to_________.
Basidiomycetes Oomycetes Deuteromycetes
Q.23 Which fungi is recognized as “corruption of wheat” ?
Smut fungi Rust fungi Mildews
Q.24 Which stage of the wheat rust fungus is considered as the perfect stage ?
Uredial stage Telial stage Pycnial stage
Q.25 Sugarcane crop appears dry and on splitting the cane white and red bunds are seen with foul smell. The disease is_________.
Red rot Whip smut Wilt
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