Virology Quiz: Test Your Knowledge Virology QuizWelcome to the Virology Quiz section of LearnMicrobiology.com! These engaging MCQs are designed to help you test and enhance your understanding of viruses, including their structure, replication, classification, pathogenesis, and the diseases they cause. From basic concepts to advanced virology topics, our quizzes are ideal for students, educators, and exam aspirants looking to strengthen their microbiology knowledge. Challenge yourself and track your progress as you explore the microscopic world of viruses. NameEmail 1 / 30Which virus causes AIDS? HSV HCV HIV HPV 2 / 30Which virus has segmented RNA genome? Herpes simplex virus Influenza virus Adenovirus HIV 3 / 30In viral replication, the eclipse period refers to: Time of attachment to host cell Time between entry and appearance of new virions Period when virus exits the host Incubation period in the body 4 / 30Which hepatitis virus is transmitted via the fecal-oral route? Hepatitis A Hepatitis B Hepatitis C Hepatitis D 5 / 30Influenza virus is classified as: Enveloped, dsRNA virus Non-enveloped, ssRNA virus Non-enveloped, dsDNA virus Enveloped, ssRNA virus 6 / 30Which virus is associated with oncogenesis (cancer formation)? Norovirus Adenovirus Rhinovirus Epstein-Barr virus 7 / 30Viruses are considered: Autotrophic organisms Prokaryotic cells Non-living outside the host Eukaryotic cells 8 / 30Which of the following viruses is transmitted by mosquitoes? Epstein-Barr virus Rabies virus Dengue virus Hepatitis B 9 / 30Which virus is responsible for warts? Human papillomavirus (HPV) Cytomegalovirus Herpes simplex virus Hepatitis A virus 10 / 30Which of these viruses can remain latent in the body? Influenza virus Herpes simplex virus Norovirus Rhinovirus 11 / 30What is the function of neuraminidase in the influenza virus? Attachment to host cells Inhibition of immune cells Viral release from host cells Protein synthesis 12 / 30Which of the following viruses causes chickenpox? Rubella virus Epstein-Barr virus Varicella-zoster virus Herpes simplex virus-1 13 / 30Which virus causes hemorrhagic fever? Epstein-Barr virus Ebola virus Measles virus Hepatitis B virus 14 / 30Which of the following is a DNA virus?Influenza virus HIV Hepatitis C virus Influenza virus Herpes simplex virus 15 / 30What is a virus composed of? Cells and cytoplasm Ribosomes and mRNA Nucleus and mitochondria DNA or RNA and a protein coat 16 / 30Which of the following is NOT a characteristic of retroviruses? Double-stranded DNA genome Integration into host genome RNA genome Reverse transcription 17 / 30The capsid of a virus is made up of: Proteins Nucleic acids Polysaccharides Lipids 18 / 30The Rabies virus affects primarily the: Nervous system Circulatory system Respiratory system Digestive system 19 / 30Which viral family includes the smallpox virus? Flaviviridae Poxviridae Picornaviridae Herpesviridae 20 / 30Which of the following viruses is known to cross the placenta? Rhinovirus Rotavirus Poliovirus Rubella virus 21 / 30Which enzyme is used by retroviruses to replicate? Reverse transcriptase DNA polymerase RNA polymerase Ligase 22 / 30Which diagnostic test is widely used to detect viral RNA? Gram stain Western blot RT-PCR ELISA 23 / 30What is the genome type of coronaviruses (like SARS-CoV-2)? dsRNA +ssRNA ssDNA dsDNA 24 / 30Which virus uses RNA-dependent RNA polymerase for replication? Herpesvirus Influenza virus Retrovirus Adenovirus 25 / 30Which viral structure is responsible for host cell attachment? Spike proteins Capsid Envelope Matrix proteins 26 / 30Hepatitis D virus requires which other virus to replicate? Hepatitis A None of the above Hepatitis C Hepatitis B 27 / 30Which assay is used to count the number of infectious virus particles? ELISA Plaque assay Hemagglutination assay PCR 28 / 30Which viral infection is commonly diagnosed using the Tzanck smear? Dengue COVID-19 Influenza Herpes simplex 29 / 30Which of the following is a slow virus disease? Rabies Subacute sclerosing panencephalitis (SSPE) Dengue fever Polio 30 / 30Which of the following is a double-stranded RNA virus? Adenovirus Poliovirus Rabies virus Rotavirus Your score isThe average score is 52% 0% Restart quiz
