Which group of fungi have single posterior flagella?
A. Myxomycelis
B. Oomycetes
C. Plasmodiophoromycetes
D. Chytridiomycetes
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Photosynthesis is a process in which
A. ATP is generated
B. NADH is reduced to NAD
C. Oxidative phosphorylation occurs
D. CO2 is reduced
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Six kingdoms system was given by
A. Whittaker
B. Linnaeus
C. Carl Woese
D. None of thes
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The C4 -plants are different from the C3 -plants with reference to the
A. The substance that accepts CO2 in carbon assimilation
B. Types of end product of photosynthesis
C. The number of NADPH that are consumed in preparing sugar
D. Types of pigments involved in photosynthesis
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Bitter rot of apple is caused by
A. Colletotrichum gloeosporoides
B. Rhizoctonia solani
C. Venturia inqualis
D. Diplodia rosae
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Outbreak of coffee rust in 1870 was marked in which country?
A. England
B. India
C. Australia
D. Srilanka
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The bacterium containing yellow pigment is
A. Xanthomonas
B. Erwinia
C. Pseudomonas
D. Ralstonia
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In Maize, mesophyll cells perform photosynthetic cycle
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Soft rot of squash is caused by
A. Choanephora parasitica
B. Spongospora parasitica
C. Erwinia caratovora
D. None of the above
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Carbon dioxide assimilation occurs through
A. Krebs cycle
B. Calvin cycle
C. Glycolysis
D. Anaerobic respiration
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Kittleson's killer is the other name for
A. Carbendazim
B. Mancozeb
C. Captan
D. Thiram
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How many pollen mother cells will form 1000 pollen grains
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In Tobacco callus; which one shall induce shoot differentiation in combination of auxin and cytokinin
A. Higher concentration of cytokinin and lower concentration of auxin
B. Lower concentration of cytokinin and higher concentration of auxin
C. Only cytokinin and no auxin
D. Only auxin and no cytokinin
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Cellular totipotency was demonstrated by
A. Theodore Schwann
B. A. V. Leeuwenhoek
C. F. C. Steward
D. Robert Hooke
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Which of the following nutrient elements is not a micronutrient?
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Nitrogen absorbed by plants is
A. Reduced to ammonia
B. Changed to nitrite
C. Combined with oxygen
D. Converted to nitrate
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Efficiency of urea can be increased by
A. Deep ploughing
B. Using neem cake
C. Early harvesting
D. Both B and D
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The biological method for determining deficiency of lime, P and K is
A. Aspergillus test
B. Neubavers method
C. Azotobacter Plague Test
D. None of these
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Who is the father of plant pathology in India
A. E. J. Butler
B. K. C. Mehta
C. B. B. Mundakur
D. R. S. Singh
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Consider the following processes on host plant occurring during pathogenesis
1. Landing of inoculum
2. Penetration
3. Germination
4. Recognition
5. Establishment and sporulation
The correct sequence of these processes is
A. 1, 2, 3, 4, 5
B. 2, 3, 1, 5, 4
C. 1, 3, 2, 4, 5
D. 4, 1, 2, 3, 5
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