Sardar Krushinagar Dantiwada Agricultural Uiversity 2010 B.Sc Agriculture for Competitive -paper25
MULTIPLE ques. FOR COMPETITIVE examination
(B.Sc. Agriculture)
Which 1 is a polymorphic fungus
(A)Puccinia graminis tritici (B)Albugo candida
(C) Alternaria solani (D)Erysiphe polygoni
Local and systemic infection obtained in
(A) Coffee rust (B)White rust in crucifers
(C)Late blight of potato (D)Early blight of tomato
Basidiospore of black rust are germinated on
(A)Mustard (B) wheat(C)barbery (D)Rice
Fungi are
(A)Autotrophic (B)Heterotrophic (C) Phototrophic(D)None of above
Which 1 is a meiospore
(A)Ascospore (B)Sporangia (C)Conidia (D)Chlamydospore
The highest percentage of water(>70%) current in conidia of
(A)Rusts (B) Smuts(C)Powdery mildews (D)Downy mildews
The well proven antifungal antibiotic is
(A) Penicillin(B)Streptomycin (C)Amphotercin (D)Tetramycin
Hemileia vastratrix is a
(A)Microcyclic (B)Macrocyclic (C)Demicyclic (D)Nuctar cycle
Mycoparasitism is the phenomena ranging from
(A) Fungi and Bacteria (B)Fungi and Fungi
(C) Bacteria and Virus (D)Fungi and Virus
The term 'Phtophthora' means
(A)Plant destroyer (B) Root rot(C)Phytonlike (D)Potato rot
Clamp connection is obtained in
(A) Albugo(B) Ustilago(C) Erysiphe(D)Phytophthora
Which 1 pathogenic fungal genus is polyphagus?
(A) Alternaria(B) Pyricularia(C) Curvularia(D)Venturia
Which 1 is a soft rot causing fungus?
(A)Chaetomium (B)Coriolus (C)Xylaria (D)Mucor
Rust teliospore on germination produce
(A) 2 basidiospore (B) 3 basidiospore
(C) 4 basidiospore (D)None of the above
Death of tissue in virus -infected plant defined as
(A)Mottling (B) Mosaic(C) Necrosis(D)Curling
Khaira disease of rice is controlled by spraying :
(a) Copper sulphate (c) Borax
(b) Manganese sulphate (d) Zinc sulphate
The disease responsible for the great Bengal famine in 1942-43 is :
(a) Rice blast (c) Wheat rust
(b) Brown spot of rice (d) Take all disease of wheat
'Mosaic' is the specific symptoms produced only by :
(a) Virus (c)Viroid
(b) Phytoplsama (d) Fastidious vascular bacteria
Sooty or charcoal like powdery mass usually appearing on
floral organs particularly the ovary is :
(a) Smut (c)Powderymildew
(b) Bunt (d) Sooty mould
Only 1 disease cycle occurring per season in :
(a) Monocyclic diseases (c) Polyetic diseases
(b) Polycyclic diseases (d) Multiple cycle diseases
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MULTIPLE QUESTIONS FOR COMPETITIVE EXAM (B.Sc. Agriculture) Which one is a polymorphic fungus (A)Puccinia graminis tritici (B)Albugo candida (C) Alternaria solani (D)Erysiphe polygoni |
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Local and systemic infection found in (A) Coffee rust (B)White rust in crucifers (C)Late blight of potato (D)Early blight of tomato |
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Basidiospore of black rust are germinated on (A)Mustard (B) wheat(C)barbery (D)Rice |
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Fungi are (A)Autotrophic (B)Heterotrophic (C) Phototrophic(D)None of above |
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Which one is a meiospore (A)Ascospore (B)Sporangia (C)Conidia (D)Chlamydospore |
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The highest percentage of water(>70%) present in conidia of (A)Rusts (B) Smuts(C)Powdery mildews (D)Downy mildews |
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The well proven antifungal antibiotic is (A) Penicillin(B)Streptomycin (C)Amphotercin (D)Tetramycin |
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Hemileia vastratrix is a (A)Microcyclic (B)Macrocyclic (C)Demicyclic (D)Nuctar cycle |
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Mycoparasitism is the phenomena between (A) Fungi and Bacteria (B)Fungi and Fungi (C) Bacteria and Virus (D)Fungi and Virus |
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The term Phtophthora means (A)Plant destroyer (B) Root rot(C)Phytonlike (D)Potato rot |
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Clamp connection is found in (A) Albugo(B) Ustilago(C) Erysiphe(D)Phytophthora |
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Which one pathogenic fungal genus is polyphagus? (A) Alternaria(B) Pyricularia(C) Curvularia(D)Venturia |
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Which one is a soft rot causing fungus? (A)Chaetomium (B)Coriolus (C)Xylaria (D)Mucor |
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Rust teliospore on germination produce (A) Two basidiospore (B) Three basidiospore (C) Four basidiospore (D)None of the above |
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Death of tissue in virus -infected plant described as (A)Mottling (B) Mosaic(C) Necrosis(D)Curling |
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Khaira disease of rice is controlled by spraying : |
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(a) Copper sulphate |
(c) Borax |
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(b) Manganese sulphate |
(d) Zinc sulphate |
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The disease responsible for the great Bengal famine in 1942-43 is : |
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(a) Rice blast |
(c) Wheat rust |
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(b) Brown spot of rice |
(d) Take all disease of wheat |
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Mosaic is the specific symptoms produced only by : |
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(a) Virus |
(c)Viroid |
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(b) Phytoplsama |
(d) Fastidious vascular bacteria |
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Sooty or charcoal like powdery mass usually appearing on floral organs particularly the ovary is : |
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(a) Smut |
(c)Powderymildew |
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(b) Bunt |
(d) Sooty mould |
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Only one disease cycle occurring per season in : |
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(a) Monocyclic diseases |
(c) Polyetic diseases |
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(b) Polycyclic diseases |
(d) Multiple cycle diseases
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| Earning: Approval pending. |
