Botany Set -4 (Plant Diseases )

No. of questions -20

Time - 10 min

1. 
Tikka disease is related to which of the following crops?
2. 
Tea's red rust disease is caused by which of the following?
3. 
Which of these is a bacterial disease that affects the plants?
4. 
Which of the following is not a method of the perpetuation of disease by the pathogen?
5. 
Which of the following is not true regarding Chlorosis?
6. 
Which of the following is not a method by which pathogens affect the yield of crops?
7. 
Which of the following is NOT a seedborne disease?
8. 
Which of the following is not related to Necrosis?
9. 
What causes Loose smut of wheat?
10. 
Red rot is disease of the following crop :
11. 
Plant diseases are broadly classified into nonparasitic and parasitic.
12. 
Zygogramma bicolorata
13. 
Which of the following is not related to Rots?
14. 
Parthenium can be controlled by using bio-agents like:
15. 
The disease related with apple is knoen as:
16. 
Fruit cracking is due to the deficiency of:
17. 
Which of the following crops is related to Karnal bunt disease?
18. 
Which of the following is not a method of reducing total biomass of crop?
19. 
Red rot of sugar cane is caused by:
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