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CTET Prep: Science Questions - Biology - Plant Disease
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Plant diseases can be broadly classified according to the nature of their primary causal agent, either infectious or noninfectious. Infectious plant diseases are caused by a pathogenic organism such as a fungus, bacterium, mycoplasma, virus, viroid, nematode, or parasitic flowering plant.

CTET Prep: Science Questions - Biology - Plant Disease
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25 Questions

1. Sulphur is absorbed by plant as
2. Factor which are most responsible for disease in plant is
3. Which of the following fungus is responsible for the tikka disease of groundnut?
4. Most of the plants obtain nitrogen from the soil in the form of
5. Internal cork of apple is deficiency symptom of
6. Match the following: List-I (Plant disease) List-II (Factor)
A. Citrus canker 1. Insects
B. Red rot of sugarcane
2. Deficiency of Oxygen
C. Krishnakant disease of potato
3. Bacteria
D. Sahu disease of wheat
4. Fungus Codes A B C D
7. Animals who have constant body temperature are
8. Canker disease in lemon is due to
9. Green ear disease is related with the crop
10. Citrus Cankar is a
11. Which of the following fungus causes green ear disease of bajra?
12. Which one is responsible for red rot of sugarcane?
13. Claviceps purpurea is the casual organism of
14. Element playing role in nitrogen fixation is
15. White rust of crucifers is caused by
16. The disease fire blight is related with
17. Red rust disease of tea is caused by
18. The scientist who studied about wheat rust problem is/are
19. Leaf spot disease of rice is caused by
20. Which of the following disease is not caused by fungus in plant?
21. Red stripe of sugarcane is caused by which bacteria
22. Fungus responsible for disease late blight of potato is
23. Little leaf rosetting is deficiency symptom of
24. Tikka disease is related with the crop as
25. Nitrogen fixing enzyme found in root nodules is