Stalk root of onion is caused by________________?
A. Fungi
B. Bacteria
C. Nematodes
D. Gassicls
Plant Pathology
Viral disease can be controlled by __________________?
Viral disease can be controlled by __________________?
A. Fungicides
B. Cultural practices
C. Cultural practices and growing resistant varieties
D. Can not be controlled
The factors which induces disease outbreak is________________?
The factors which induces disease outbreak is________________?
A. High temperature
B. High humidity
C. Susceptible varieties
D. All the above
The symptoms of powdery mildew appears on________________?
The symptoms of powdery mildew appears on________________?
A. Roots
B. Floral parts
C. Foliage of plants
D. ()
the most devastating migratory pest is____________________?
the most devastating migratory pest is____________________?
A. Cutworm
B. Army worm
C. Locust
D. None of the above
The beneficial relationship between two organisms living together is called__________________?
The beneficial relationship between two organisms living together is called__________________?
A. Osmosis
B. Common salism
C. Symbiosis
D. None of the above
Heliothus armigera is the name of_____________________?
Heliothus armigera is the name of_____________________?
A. American boll warm
B. Gram pod borer
C. Com cob borer
D. None of the above
Bemesia tabbaci is the name of_________________?
Bemesia tabbaci is the name of_________________?
A. Cutworms
B. Jassids
C. White fly
D. Thrips
Lathyrism is nervous disease caused by____________________?
Lathyrism is nervous disease caused by____________________?
A. Consumption of high carbohydrate foods
B. Low protein foods
C. Consumption of matter over longer periods
D. All the above
The fungus belonging to order Erysiphales cause_________________?
The fungus belonging to order Erysiphales cause_________________?
A. Blights
B. Smuts
C. Powdery mildew
D. None of the above