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- Subject
- Plant Pathologyagriculture-mcqs › plant-pathology
- Published
- 27 Mar 2019
- Last updated
- 28 May 2026
Explanation
Root knot disease is primarily caused by nematodes, which are microscopic roundworms that infect plant roots, leading to the formation of galls or 'knots'.
More Plant Pathology MCQs
Practice related questions from the same subject.
- 1.Which organism is responsible for causing late blight disease in potatoes?
- 2.What type of genetic material is essential for a plant virus?
- 3.What term describes the process by which a disease passes from one person to another?
- 4.Which of the following groups includes organisms that can cause diseases?
- 5.Who is recognized as the pioneer and founder of virology?
- 6.What is the common name for Heliothus armigera?
- 7.Haustoria are formed by which of the following?
- 8.Which microorganism is responsible for transforming ammonia into nitrite?