Plant Pathology MCQs with Answers

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Welcome to the Plant Pathology MCQs with Answers. In this post, we have shared Plant Pathology Online Test for different competitive exams. Find practice Plant Pathology Practice Questions with answers in Biology Tests exams here. Each question offers a chance to enhance your knowledge regarding Plant Pathology.

Plant Pathology Online Quiz

By presenting 3 options to choose from, Plant Pathology Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Plant Pathology Questions and Answers and click over the correct answer.

Test Name: Plant Pathology MCQ Quiz Practice
Type: Quiz Test
Total Questions: 40
Total Marks: 40
Time: 40 minutes

Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure High Marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quizzes. simply click on question and comment below that question. so that we can update the answer in the quiz section.

Plant Pathology

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1 / 40

Which pathogen causes the disease known as fire blight in apple and pear trees?

Erwinia amylovora

Ustilago maydis

Plasmopara viticola

2 / 40

What is the term for the process of a pathogen moving from one part of a plant to another?

Transmission

Infection

Dispersal

3 / 40

Which pathogen causes the disease known as black sigatoka in banana plants?

Xanthomonas citri

Mycosphaerella fijiensis

Rhizoctonia solani

4 / 40

What is the term for the study of plant diseases caused by pathogens, environmental conditions, and management practices?

Plant genetics

Plant physiology

Plant pathology

5 / 40

What is the term for a disease that affects a localized area of the plant?

Necrotrophic disease

Systemic disease

Chlorosis

6 / 40

Which pathogen causes the disease known as downy mildew in grapevines?

Alternaria alternata

Ustilago maydis

Plasmopara viticola

7 / 40

What is the causal agent of the disease known as late blight of potato and tomato?

Phytophthora infestans

Fusarium oxysporum

Puccinia graminis

8 / 40

What is the term for a disease that causes the decay of plant tissues?

Wilting

Chlorosis

Necrosis

9 / 40

What is the term for the resistance of a plant to a specific pathogen?

Host resistance

Pathogen resistance

Immunity

10 / 40

What is the term for the ability of a pathogen to overcome the resistance of its host?

Virulence

Adaptation

Resistance

11 / 40

What is the term for the study of plant diseases caused by pathogens?

Phytopathology

Horticulture

Entomology

12 / 40

Which disease is caused by the bacterium Pseudomonas syringae?

Bacterial speck

Root rot

Fusarium wilt

13 / 40

Which disease is caused by the fungus Botrytis cinerea?

Rice blast

Gray mold

Anthracnose

14 / 40

Which disease is caused by the fungus Alternaria solani?

Early blight

Citrus canker

Smut

15 / 40

What is the term for the study of the interactions between plants and disease-causing organisms?

Plant physiology

Plant pathology

Plant genetics

16 / 40

Which pathogen causes the disease known as citrus canker?

Phytophthora infestans

Colletotrichum gloeosporioides

Xanthomonas citri

17 / 40

What is the term for a disease that affects a specific tissue or organ of the plant?

Necrotrophic disease

Localized disease

Systemic disease

18 / 40

What is the term for the part of a pathogen that is recognized by the plant's immune system?

Antigen

Toxin

Avirulence factor

19 / 40

Which pathogen causes the disease known as rice blast in rice plants?

Magnaporthe oryzae

Plasmopara viticola

Ustilago maydis

20 / 40

Which disease is caused by the fungus Fusarium oxysporum?

Fusarium wilt

Powdery mildew

Citrus canker

21 / 40

Which disease is caused by the bacterium Clavibacter michiganensis?

Verticillium wilt

Black sigatoka

Bacterial canker

22 / 40

Which disease is caused by the bacterium Xanthomonas oryzae pv. oryzae?

Bacterial blight

Downy mildew

Rust

23 / 40

Which pathogen causes the disease known as anthracnose in plants?

Colletotrichum spp.

Mycosphaerella fijiensis

Puccinia graminis

24 / 40

Which disease is caused by the fungus Phytophthora infestans?

Powdery mildew

Anthracnose

Late blight

25 / 40

What is the term for a disease that affects a wide range of host plants?

Oligophagous

Monophagous

Polyphagous

26 / 40

Which pathogen causes the disease known as powdery mildew in plants?

Erysiphe cichoracearum

Botrytis cinerea

Rhizoctonia solani

27 / 40

What is the term for a disease that causes yellowing of plant tissues due to lack of chlorophyll?

Chlorosis

Wilting

Necrosis

28 / 40

Which pathogen causes the disease known as verticillium wilt in plants?

Verticillium dahliae

Phytophthora infestans

Xanthomonas oryzae pv. oryzae

29 / 40

What is the term for a chemical substance produced by a pathogen that harms the host?

Avirulence factor

Enzyme

Toxin

30 / 40

Which pathogen causes the disease known as smut in plants?

Botrytis cinerea

Ustilago maydis

Plasmopara viticola

31 / 40

What is the term for the spread of a pathogen from an infected plant to a healthy plant?

Transmission

Infection

Contamination

32 / 40

What is the term for a disease that affects only one host plant species?

Monophagous

Oligophagous

Polyphagous

33 / 40

Which disease is caused by the bacterium Agrobacterium tumefaciens?

Rust

Crown gall

Botrytis cinerea

34 / 40

What is the term for the process of a pathogen entering and establishing itself in a host plant?

Transmission

Infection

Contamination

35 / 40

Which disease is caused by the bacterium Xanthomonas citri?

Black sigatoka

Late blight

Citrus canker

36 / 40

Which disease is caused by the fungus Puccinia graminis?

Wheat rust

Citrus canker

Powdery mildew

37 / 40

What is the term for the study of plant diseases and their causes?

Plant pathology

Plant physiology

Plant genetics

38 / 40

What is the term for a disease that affects the entire plant or multiple organs?

Necrotrophic disease

Localized disease

Systemic disease

39 / 40

What is the term for a disease that causes the death of the entire plant?

Necrotrophic disease

Chlorosis

Systemic disease

40 / 40

Which disease is caused by the bacterium Erwinia amylovora?

Fire blight

Fusarium wilt

Sclerotinia sclerotiorum

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admin3 weeks ago

0 6 1 minute read