Virology 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 Virology MCQs for Preparation.
The student can clear their concepts for Virology online quiz by attempting it. Doing MCQs based Virology will help you to check your understanding and identify areas of improvement.
Virology Online MCQs with Answers
Which of the following is the smallest infectious agent?
a) Bacteria
b) Fungi
c) Virus
d) Parasite
What is the outer protein coat of a virus called?
a) Capsid
b) Envelope
c) Nucleocapsid
d) Spikes
Viruses cannot replicate on their own because they lack:
a) Genetic material
b) Enzymes
c) Ribosomes
d) Host cells
Which of the following is NOT a method of viral transmission?
a) Airborne
b) Vector-borne
c) Sexual
d) Photosynthetic
The process of a virus entering a host cell is called:
a) Attachment
b) Entry
c) Replication
d) Transcription
What is the term for a virus that infects bacteria?
a) Bacteriophage
b) Retrovirus
c) Prion
d) Viroid
Which of the following is the genetic material of a virus?
a) DNA
b) RNA
c) Both DNA and RNA
d) None of the above
Viruses that contain RNA as their genetic material are called:
a) Retroviruses
b) Adenoviruses
c) Herpesviruses
d) Papillomaviruses
Which of the following is an example of an enveloped virus?
a) Influenza virus
b) Poliovirus
c) Adenovirus
d) Rhinovirus
What is the term for the protein spikes on the outer surface of some viruses?
a) Capsid
b) Envelope
c) Nucleocapsid
d) Glycoprotein
Which of the following is NOT a viral disease?
a) Measles
b) Tuberculosis
c) Rabies
d) HIV/AIDS
The process of a virus leaving a host cell is called:
a) Attachment
b) Entry
c) Release
d) Replication
Which of the following is an example of a DNA virus?
a) HIV
b) Influenza virus
c) Herpes simplex virus
d) Rhinovirus
What is the term for the process by which a virus makes copies of its genetic material?
a) Translation
b) Replication
c) Transcription
d) Integration
Which of the following is a viral disease transmitted by mosquitoes?
a) Mumps
b) Dengue fever
c) Tetanus
d) Hepatitis B
What is the term for a virus that causes cancer?
a) Oncovirus
b) Retrovirus
c) Prion
d) Viroid
Which of the following is an example of an RNA virus?
a) Measles virus
b) Varicella-zoster virus
c) Human papillomavirus
d) Hepatitis C virus
What is the term for the process by which a virus inserts its genetic material into the host cell’s genome?
a) Attachment
b) Entry
c) Replication
d) Integration
Which of the following is a viral disease that primarily affects the respiratory system?
a) HIV/AIDS
b) Measles
c) Hepatitis B
d) Norovirus
What is the term for the process by which a virus produces new viral particles within a host cell?
a) Assembly
b) Release
c) Replication
d) Transcription
Which of the following is a viral disease that primarily affects the liver?
a) Influenza
b) Measles
c) Hepatitis B
d) Mumps
What is the term for a virus that contains RNA as its genetic material and uses reverse transcriptase to convert it into DNA?
a) Retrovirus
b) Adenovirus
c) Herpesvirus
d) Papillomavirus
Which of the following is an example of a zoonotic viral disease?
a) Common cold
b) Influenza
c) Chickenpox
d) Polio
What is the term for the protein-based infectious agent that lacks genetic material?
a) Virus
b) Bacteriophage
c) Prion
d) Viroid
Which of the following is an example of an arboviral disease?
a) Ebola
b) Zika virus
c) Rotavirus
d) SARS-CoV-2
What is the term for the protein shell that surrounds the genetic material of a virus?
a) Capsid
b) Envelope
c) Nucleocapsid
d) Spikes
Which of the following is a viral disease that primarily affects the nervous system?
a) Measles
b) Influenza
c) Rabies
d) Hepatitis C
What is the term for the process by which a virus takes control of a host cell’s machinery to produce new viral particles?
a) Attachment
b) Replication
c) Transcription
d) Hijacking
Which of the following is an example of a double-stranded RNA virus?
a) Poliovirus
b) Rhinovirus
c) Rotavirus
d) Papillomavirus
What is the term for a virus that contains a lipid bilayer derived from the host cell’s membrane?
a) Bacteriophage
b) Retrovirus
c) Prion
d) Enveloped virus
Which of the following is an example of a viral disease that primarily affects the gastrointestinal system?
a) HIV/AIDS
b) Measles
c) Norovirus
d) Herpes simplex virus
What is the term for the specific molecule on a host cell that a virus binds to during attachment?
a) Antibody
b) Receptor
c) Enzyme
d) Antigen
Which of the following is an example of an RNA virus that causes the common cold?
a) Influenza virus
b) Rhinovirus
c) Adenovirus
d) Varicella-zoster virus
What is the term for the process by which a virus converts its RNA into DNA using reverse transcriptase?
a) Reverse transcription
b) Transcription
c) Translation
d) Replication
Which of the following is a viral disease that primarily affects the respiratory and gastrointestinal systems?
a) Mumps
b) Tetanus
c) Hepatitis B
d) Rotavirus
What is the term for the process by which a virus produces messenger RNA from its genetic material?
a) Translation
b) Replication
c) Transcription
d) Integration
Which of the following is a viral disease that primarily affects the skin and mucous membranes?
a) Influenza
b) Measles
c) Hepatitis C
d) Mumps
What is the term for a virus that contains a single strand of RNA as its genetic material?
a) Retrovirus
b) Adenovirus
c) Herpesvirus
d) Papillomavirus
Which of the following is an example of a viral disease that primarily affects the liver?
a) Influenza
b) Measles
c) Hepatitis A
d) Mumps
What is the term for a virus that contains a circular RNA molecule as its genetic material?
a) Retrovirus
b) Adenovirus
c) Viroid
d) Bacteriophage
Which of the following is a viral disease that primarily affects the central nervous system?
a) Measles
b) Influenza
c) Rabies
d) Hepatitis B
What is the term for a virus that contains a protein coat but lacks genetic material?
a) Virus
b) Bacteriophage
c) Prion
d) Viroid
Which of the following is an example of an emerging viral disease?
a) Smallpox
b) Polio
c) Measles
d) Ebola
What is the term for the process by which a virus assembles new viral particles inside a host cell?
a) Attachment
b) Entry
c) Replication
d) Assembly
Which of the following is a viral disease that primarily affects the respiratory system and is caused by a coronavirus?
a) Measles
b) Influenza
c) COVID-19
d) Mumps
What is the term for the process by which a virus releases new viral particles from a host cell?
a) Attachment
b) Entry
c) Replication
d) Release
Which of the following is an example of a viral disease that primarily affects the respiratory system and is transmitted through the air?
a) HIV/AIDS
b) Measles
c) Hepatitis C
d) Norovirus
What is the term for a virus that contains double-stranded DNA as its genetic material?
a) Retrovirus
b) Adenovirus
c) Herpesvirus
d) Papillomavirus
Which of the following is a viral disease that primarily affects the liver and is transmitted through contaminated food and water?
a) Influenza
b) Measles
c) Hepatitis A
d) Mumps
What is the term for a virus that contains a protein coat but lacks genetic material and can cause neurodegenerative diseases?
a) Virus
b) Bacteriophage
c) Prion
d) Viroid
Which of the following is an example of a viral disease that primarily affects the respiratory system and is transmitted through respiratory droplets?
a) Influenza
b) Measles
c) Hepatitis C
d) Norovirus
What is the term for a virus that contains double-stranded RNA as its genetic material?
a) Retrovirus
b) Adenovirus
c) Rotavirus
d) Papillomavirus
Which of the following is an example of a viral disease that primarily affects the respiratory system and is caused by a paramyxovirus?
a) Measles
b) Influenza
c) Hepatitis C
d) Norovirus
What is the term for the protein spikes on the outer surface of some viruses that facilitate attachment to host cells?
a) Capsid
b) Envelope
c) Nucleocapsid
d) Glycoprotein
Which of the following is a viral disease that primarily affects the respiratory system and is caused by a paramyxovirus?
a) Mumps
b) Tetanus
c) Hepatitis B
d) Influenza
What is the term for a virus that contains a lipid envelope derived from the host cell’s membrane and protein spikes on its surface?
a) Bacteriophage
b) Retrovirus
c) Prion
d) Enveloped virus
Which of the following is an example of a viral disease that primarily affects the respiratory system and is caused by a coronavirus?
a) Measles
b) Influenza
c) SARS
d) Hepatitis C
What is the term for the process by which a virus produces proteins using the host cell’s machinery?
a) Translation
b) Replication
c) Transcription
d) Integration
Which of the following is an example of a viral disease that primarily affects the respiratory system and is transmitted through respiratory droplets?
a) HIV/AIDS
b) Measles
c) Hepatitis C
d) Norovirus
What is the term for a virus that contains a single strand of RNA as its genetic material and uses reverse transcriptase to convert it into DNA?
a) Retrovirus
b) Adenovirus
c) Herpesvirus
d) Papillomavirus
Which of the following is a viral disease that primarily affects the respiratory system and is caused by a paramyxovirus?
a) Mumps
b) Tetanus
c) Hepatitis B
d) Influenza
What is the term for a virus that contains a protein coat but lacks genetic material and can cause neurodegenerative diseases?
a) Virus
b) Bacteriophage
c) Prion
d) Viroid
Which of the following is an example of a viral disease that primarily affects the respiratory system and is caused by a coronavirus?
a) Measles
b) Influenza
c) SARS
d) Hepatitis C
What is the term for the protein spikes on the outer surface of some viruses that facilitate attachment to host cells?
a) Capsid
b) Envelope
c) Nucleocapsid
d) Glycoprotein
Which of the following is a viral disease that primarily affects the respiratory system and is caused by a coronavirus?
a) Mumps
b) Tetanus
c) Hepatitis B
d) Influenza
What is the term for a virus that contains a lipid envelope derived from the host cell’s membrane and protein spikes on its surface?
a) Bacteriophage
b) Retrovirus
c) Prion
d) Enveloped virus
Which of the following is an example of a viral disease that primarily affects the respiratory system and is caused by a coronavirus?
a) Measles
b) Influenza
c) SARS
d) Hepatitis C
What is the term for the process by which a virus produces proteins using the host cell’s machinery?
a) Translation
b) Replication
c) Transcription
d) Integration
Which of the following is an example of a viral disease that primarily affects the respiratory system and is transmitted through respiratory droplets?
a) HIV/AIDS
b) Measles
c) Hepatitis C
d) Norovirus
What is the term for a virus that contains a single strand of RNA as its genetic material and uses reverse transcriptase to convert it into DNA?
a) Retrovirus
b) Adenovirus
c) Herpesvirus
d) Papillomavirus