Question 2411 Flag smut of wheat is caused by? A) Ustilago tritici B) Urceystis trlttct C) Ustilago hordet D) Taphrina deformans No Details
Question 2412 Flag smut of sweat could be controlled by? A) Seed treatment with vitavax B) Spraying with vitavax C) Soil application with vitavax D) Above all No Details
Question 2413 First plant parasitic nematode was reported by? A) Needham B) Spallanzani C) Cobb D) Mayer No Details
Question 2414 First plant parasitic nematode discovered was? A) Meloidogyne B) Heterodera C) Anguina D) Globodera No Details
Question 2415 First plant parasitic bacteria was reported by? A) T.J. Burrill B) Needham C) Louis Pasteur D) Leeuwenhoek No Details
Question 2416 First of all microscope discovered by? A) Needham B) Spallanzani C) Leeuwenhoeck D) Koch No Details
Question 2417 Exclusion of plant disease by legislation is known as? A) Disease resistance B) Plant quarantine C) Biological control of plant D) Cultural control No Details
Question 2418 Whittaker (1969) proposed a kingdom System of Classification of Micro-organism? A) 4 B) 5 C) 16 D) 18 No Details
Question 2419 Downy mildew of maize is caused by? A) Peronosclerspora sacchari B) Peronospora triognella C) Sclerospora graminicola D) Sclerospora sacchari No Details
Question 2420 Domestic quarantine exists on? A) Rice blast B) Red rot of sugarcano C) Wart of potato D) Run of wheat No Details