Botany Set -4 (Plant Diseases )

No. of questions -20

Time - 10 min

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