Molecular Plant Pathology MCQs with Answers

Molecular Plant Pathology MCQs are very important test and often asked by various testing services and competitive exams around the world. Here you will find all the Important Molecular Plant Pathology MCQs for Preparation.

The student can clear their concepts for Molecular Plant Pathology online quiz by attempting it. Doing MCQs based Molecular Plant Pathology will help you to check your understanding and identify areas of improvement.

Molecular Plant Pathology Online MCQs with Answers

What is the primary mode of transmission for plant viruses?
a) Soil
b) Water
c) Insects
d) Fungi

Answer
c) Insects

Which of the following is an example of a fungal plant pathogen?
a) Xanthomonas
b) Phytophthora
c) Tobacco mosaic virus
d) Erwinia

Answer
b) Phytophthora

What is the term used to describe a disease-causing agent that consists of a single protein molecule?
a) Bacterium
b) Virus
c) Fungus
d) Nematode

Answer
b) Virus

What is the primary mode of reproduction for fungi?
a) Binary fission
b) Budding
c) Spore formation
d) Conjugation

Answer
c) Spore formation

Which of the following is a common symptom of plant viral infection?
a) Wilting
b) Leaf spots
c) Root rot
d) Stunted growth

Answer
b) Leaf spots

How do bacteria cause disease in plants?
a) By releasing toxins
b) By invading plant cells
c) By interfering with photosynthesis
d) By blocking water uptake

Answer
a) By releasing toxins

What is the term used to describe a disease-causing agent that consists of a strand of genetic material surrounded by a protein coat?
a) Bacterium
b) Virus
c) Fungus
d) Nematode

Answer
b) Virus

Which of the following is an example of a bacterial plant pathogen?
a) Xanthomonas
b) Phytophthora
c) Tobacco mosaic virus
d) Erwinia

Answer
a) Xanthomonas

How do fungi cause disease in plants?
a) By releasing toxins
b) By invading plant cells
c) By interfering with photosynthesis
d) By blocking water uptake

Answer
b) By invading plant cells

What is the primary mode of transmission for fungal plant pathogens?
a) Soil
b) Water
c) Insects
d) Fungi

Answer
a) Soil

What is the term used to describe a disease-causing agent that consists of a multicellular organism with a cylindrical body and a long, slender body form?
a) Bacterium
b) Virus
c) Fungus
d) Nematode

Answer
d) Nematode

What is the primary mode of reproduction for nematodes?
a) Binary fission
b) Budding
c) Spore formation
d) Sexual reproduction

Answer
d) Sexual reproduction

Which of the following is an example of a nematode plant pathogen?
a) Xanthomonas
b) Phytophthora
c) Tobacco mosaic virus
d) Meloidogyne

Answer
d) Meloidogyne

How do nematodes cause disease in plants?
a) By releasing toxins
b) By invading plant cells
c) By interfering with photosynthesis
d) By feeding on plant tissues

Answer
d) By feeding on plant tissues

What is the term used to describe a disease-causing agent that consists of a single-celled organism without a nucleus?
a) Bacterium
b) Virus
c) Fungus
d) Alga

Answer
a) Bacterium

Which of the following is an example of a bacterial plant pathogen?
a) Xanthomonas
b) Phytophthora
c) Tobacco mosaic virus
d) Erwinia

Answer
d) Erwinia

How do bacteria cause disease in plants?
a) By releasing toxins
b) By invading plant cells
c) By interfering with photosynthesis
d) By blocking water uptake

Answer
a) By releasing toxins

What is the term used to describe a disease-causing agent that consists of a multicellular organism with thread-like filaments?
a) Bacterium
b) Virus
c) Fungus
d) Nematode

Answer
c) Fungus

Which of the following is an example of a fungal plant pathogen?
a) Xanthomonas
b) Phytophthora
c) Tobacco mosaic virus
d) Botrytis

Answer
d) Botrytis

How do fungi cause disease in plants?
a) By releasing toxins
b) By invading plant cells
c) By interfering with photosynthesis
d) By blocking water uptake

Answer
b) By invading plant cells

Which of the following is a common symptom of bacterial plant infection?
a) Wilting
b) Leaf spots
c) Root rot
d) Stunted growth

Answer
c) Root rot

Which of the following is a common symptom of fungal plant infection?
a) Wilting
b) Leaf spots
c) Root rot
d) Stunted growth

Answer
b) Leaf spots

Which of the following is a common symptom of nematode plant infection?
a) Wilting
b) Leaf spots
c) Root rot
d) Stunted growth

Answer
a) Wilting

Which of the following is a common symptom of viral plant infection?
a) Wilting
b) Leaf spots
c) Root rot
d) Stunted growth

Answer
d) Stunted growth

What is the term used to describe the study of plant diseases and their management?
a) Botany
b) Mycology
c) Virology
d) Plant pathology

Answer
d) Plant pathology

What is the term used to describe the process of identifying a plant disease?
a) Diagnosis
b) Treatment
c) Prevention
d) Eradication

Answer
a) Diagnosis

Which of the following is a method for managing plant diseases?
a) Crop rotation
b) Chemical spraying
c) Genetic engineering
d) All of the above

Answer
d) All of the above

What is the term used to describe the prevention of plant diseases by avoiding the introduction of pathogens?
a) Quarantine
b) Sanitation
c) Vaccination
d) Resistance breeding

Answer
a) Quarantine

Which of the following is a method for controlling plant diseases by removing infected plants or plant parts?
a) Crop rotation
b) Chemical spraying
c) Sanitation
d) Resistance breeding

Answer
c) Sanitation

What is the term used to describe the breeding of plants with genetic resistance to diseases?
a) Quarantine
b) Sanitation
c) Vaccination
d) Resistance breeding

Answer
d) Resistance breeding

Which of the following is a method for controlling plant diseases by using chemicals to kill or inhibit pathogens?
a) Crop rotation
b) Chemical spraying
c) Sanitation
d) Resistance breeding

Answer
b) Chemical spraying

What is the term used to describe the use of living organisms or their products to control plant diseases?
a) Biological control
b) Chemical control
c) Cultural control
d) Genetic control

Answer
a) Biological control

Which of the following is a method for controlling plant diseases by altering cultural practices?
a) Crop rotation
b) Chemical spraying
c) Cultural control
d) Resistance breeding

Answer
c) Cultural control

What is the term used to describe the use of genetic engineering to develop plants with increased resistance to diseases?
a) Quarantine
b) Sanitation
c) Vaccination
d) Transgenic plants

Answer
d) Transgenic plants

Which of the following is a method for controlling plant diseases by rotating crops to break the disease cycle?
a) Crop rotation
b) Chemical spraying
c) Sanitation
d) Resistance breeding

Answer
a) Crop rotation

What is the term used to describe the use of chemicals to kill or inhibit pathogens in plants?
a) Biological control
b) Chemical control
c) Cultural control
d) Genetic control

Answer
b) Chemical control

Which of the following is a method for controlling plant diseases by introducing beneficial organisms to suppress pathogens?
a) Biological control
b) Chemical control
c) Cultural control
d) Genetic control

Answer
a) Biological control

What is the term used to describe the use of cultural practices to control plant diseases?
a) Biological control
b) Chemical control
c) Cultural control
d) Genetic control

Answer
c) Cultural control

Which of the following is a method for controlling plant diseases by breeding plants with natural resistance to pathogens?
a) Crop rotation
b) Chemical spraying
c) Sanitation
d) Resistance breeding

Answer
d) Resistance breeding

What is the term used to describe the process of developing and maintaining plants that are free from diseases?
a) Diagnosis
b) Treatment
c) Prevention
d) Eradication

Answer
c) Prevention

Which of the following is a method for controlling plant diseases by vaccinating plants with pathogen-derived proteins?
a) Biological control
b) Chemical control
c) Cultural control
d) Vaccination

Answer
d) Vaccination

What is the term used to describe the process of eliminating a plant disease from a specific area?
a) Diagnosis
b) Treatment
c) Prevention
d) Eradication

Answer
d) Eradication

Which of the following is a method for controlling plant diseases by using chemicals to kill or inhibit pathogens?
a) Biological control
b) Chemical control
c) Cultural control
d) Genetic control

Answer
b) Chemical control

What is the term used to describe the study of plant diseases and their management?
a) Botany
b) Mycology
c) Virology
d) Plant pathology

Answer
d) Plant pathology

What is the term used to describe the process of identifying a plant disease?
a) Diagnosis
b) Treatment
c) Prevention
d) Eradication

Answer
a) Diagnosis

Which of the following is a method for managing plant diseases?
a) Crop rotation
b) Chemical spraying
c) Genetic engineering
d) All of the above

Answer
d) All of the above

What is the term used to describe the prevention of plant diseases by avoiding the introduction of pathogens?
a) Quarantine
b) Sanitation
c) Vaccination
d) Resistance breeding

Answer
a) Quarantine

Which of the following is a method for controlling plant diseases by removing infected plants or plant parts?
a) Crop rotation
b) Chemical spraying
c) Sanitation
d) Resistance breeding

Answer
c) Sanitation

What is the term used to describe the breeding of plants with genetic resistance to diseases?
a) Quarantine
b) Sanitation
c) Vaccination
d) Resistance breeding

Answer
d) Resistance breeding

Which of the following is a method for controlling plant diseases by using chemicals to kill or inhibit pathogens?
a) Crop rotation
b) Chemical spraying
c) Sanitation
d) Resistance breeding

Answer
b) Chemical spraying

What is the term used to describe the use of living organisms or their products to control plant diseases?
a) Biological control
b) Chemical control
c) Cultural control
d) Genetic control

Answer
a) Biological control

Which of the following is a method for controlling plant diseases by altering cultural practices?
a) Crop rotation
b) Chemical spraying
c) Cultural control
d) Resistance breeding

Answer
c) Cultural control

What is the term used to describe the use of genetic engineering to develop plants with increased resistance to diseases?
a) Quarantine
b) Sanitation
c) Vaccination
d) Transgenic plants

Answer
d) Transgenic plants

Which of the following is a method for controlling plant diseases by rotating crops to break the disease cycle?
a) Crop rotation
b) Chemical spraying
c) Sanitation
d) Resistance breeding

Answer
a) Crop rotation

What is the term used to describe the use of chemicals to kill or inhibit pathogens in plants?
a) Biological control
b) Chemical control
c) Cultural control
d) Genetic control

Answer
b) Chemical control

Which of the following is a method for controlling plant diseases by introducing beneficial organisms to suppress pathogens?
a) Biological control
b) Chemical control
c) Cultural control
d) Genetic control

Answer
a) Biological control

What is the term used to describe the use of cultural practices to control plant diseases?
a) Biological control
b) Chemical control
c) Cultural control
d) Genetic control

Answer
c) Cultural control

Which of the following is a method for controlling plant diseases by breeding plants with natural resistance to pathogens?
a) Crop rotation
b) Chemical spraying
c) Sanitation
d) Resistance breeding

Answer
d) Resistance breeding

What is the term used to describe the process of developing and maintaining plants that are free from diseases?
a) Diagnosis
b) Treatment
c) Prevention
d) Eradication

Answer
c) Prevention

Which of the following is a method for controlling plant diseases by vaccinating plants with pathogen-derived proteins?
a) Biological control
b) Chemical control
c) Cultural control
d) Vaccination

Answer
d) Vaccination

What is the term used to describe the process of eliminating a plant disease from a specific area?
a) Diagnosis
b) Treatment
c) Prevention
d) Eradication

Answer
d) Eradication

Which of the following is a method for controlling plant diseases by using chemicals to kill or inhibit pathogens?
a) Biological control
b) Chemical control
c) Cultural control
d) Genetic control

Answer
b) Chemical control

What is the term used to describe the study of plant diseases and their management?
a) Botany
b) Mycology
c) Virology
d) Plant pathology

Answer
d) Plant pathology

What is the term used to describe the process of identifying a plant disease?
a) Diagnosis
b) Treatment
c) Prevention
d) Eradication

Answer
a) Diagnosis

Which of the following is a method for managing plant diseases?
a) Crop rotation
b) Chemical spraying
c) Genetic engineering
d) All of the above

Answer
d) All of the above

What is the term used to describe the prevention of plant diseases by avoiding the introduction of pathogens?
a) Quarantine
b) Sanitation
c) Vaccination
d) Resistance breeding

Answer
a) Quarantine

Which of the following is a method for controlling plant diseases by removing infected plants or plant parts?
a) Crop rotation
b) Chemical spraying
c) Sanitation
d) Resistance breeding

Answer
c) Sanitation

What is the term used to describe the breeding of plants with genetic resistance to diseases?
a) Quarantine
b) Sanitation
c) Vaccination
d) Resistance breeding

Answer
d) Resistance breeding

Which of the following is a method for controlling plant diseases by using chemicals to kill or inhibit pathogens?
a) Crop rotation
b) Chemical spraying
c) Sanitation
d) Resistance breeding

Answer
b) Chemical spraying

What is the term used to describe the use of living organisms or their products to control plant diseases?
a) Biological control
b) Chemical control
c) Cultural control
d) Genetic control

Answer
a) Biological control

 

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