Plant Pathology MCQs-26

Plant Pathology MCQs-26
Multiple Choice Questions (MCQs)
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1. Which plant pathogen lacks a true cell wall?

 Bacteria

 All of these

 Fungi

 Phytoplasma

2. Cell division of plants is regulated by a class of plant hormones____________

 Cytokinins

 Gibberllins

 Auxins

 Indole Acetic Acid

3. Yellow mosaic disease of mungbean is caused by ______________

 Fungus transmitted by seed

 Begomovirus transmitted by whitefly

 RNA virus transmitted by aphids

 Bacterium transmitted by leafhoppers

4. The viral disease can be controlled by_________________

 Growing resistant varieties

 Organochlorine pesticides

 Pyrethroids

 Flora & Fauna

5. Which pathogen group consists of submicroscopic, nucleoprotein particles?

 Bacteria

 Fungi

 Viruses

 Nematodes

6. Which disease group is obligate biotrophs?

 Blights

 Wilts

 Smuts

 Rusts

7. Bacterial plant pathogens generally enter the host through____________

 Cuticle digestion

 Direct penetration

 Natural openings and wounds

 Root hairs

8. Most diseases of Poaceae crops are caused by ___________

 Nematodes

 Fungi

 Viruses

 Bacteria

9. In an ecosystem, invasive alien species often succeed because they ___________

 Reduce competition

 Face limited natural enemies

 Have predators

 Are native species

10. Smut diseases primarily affect__________

 Floral organs

 Roots

 Leaves

 Stem cortex

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Question 1 of 10

Plant Pathology MCQs-26

Yellow mosaic disease, bacterial plant pathogens, smut diseases, viral diseases control

Mushroom Taxonomy, superbug emergence, obligate biotroph,  Nucleotide-binding Leucine-rich Repeat receptors

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Plant Pathology MCQs

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[Test 5]	[Test 6]	[Test 7]	[Test 8]
[Test 9]	[Test 10]	[Test 11]	[Test 12]

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[Test 13]	[Test 14]	[Test 15]	[Test 16]
[Test 17]	[Test 18]	[Test 19]	[Test 20]
[Test 21]	[Test 22]	[Test 23]	[Test 24]

Note: These tests are for preparation purposes only. Choices may differ depending on the scientific material consulted. Return to [MCQ Homepage]

Note: These tests are for preparation purposes only. Choices may differ depending on the scientific material consulted. Return to [MCQ Homepage]

[Test 25]	[Test 26]	[Test 27]	[Test 28]
[Test 29]	[Test 30]

Multiple Choice Questions (MCQs) for Professional Test Preparation

Use of Multiple-choice questions (MCQs) is among the proven strategies to test your knowledge and improve your skills for relevant exams. These Expert-Approved MCQs cover various aspects of the fundamentals of agriculture, crop plants, production technologies, dietary and nutritional importance and industrial processes. Moreover, key questions about soil, irrigation, pests, diseases and other aspects of crop management are also included. Return to [MCQ Homepage]

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