Viral Biology and Virology Quiz

Explore your understanding of virology with these insightful questions covering viral characteristics, replication cycles, and more!

Practice Learn Test

Which of the following is NOT a characteristic of viruses?

They can reproduce independently

They contain genetic material

They require a host cell to replicate

They can cause disease in organisms

What is the protein coat surrounding the genetic material of a virus called?

Nucleoid

Capsid

Nucleocapsid

Envelope

Which of the following viruses is responsible for causing the common cold?

Rhinovirus

Adenovirus

Coronavirus

Varicella-zoster virus

Which of the following is NOT a method for controlling viral infections?

Vaccination

Antiviral drugs

Use of antibiotics

Practicing good hygiene

What is the name of the process by which a virus enters a host cell?

Infection

Transduction

Phagocytosis

Entry

Which of the following is NOT a method of viral transmission?

Direct contact

Airborne transmission

Fecal-oral route

Plant-to-human transmission

Which of the following is the correct order of the viral replication cycle?

Attachment, Penetration, Biosynthesis, Maturation, Release

Penetration, Attachment, Biosynthesis, Maturation, Release

Biosynthesis, Attachment, Penetration, Maturation, Release

Attachment, Biosynthesis, Penetration, Maturation, Release

Which of the following is an example of a retrovirus?

Herpes simplex virus

Influenza virus

HIV

Rotavirus

Which of the following is the correct classification of viruses?

Kingdom Monera

Domain Archaea

Domain Eukarya

Not classified into any kingdom or domain

#10

What is the name for a virus that infects bacteria?

Bacterium

Viroid

Bacteriophage

Plasmid

#11

What is the mechanism by which enveloped viruses release from host cells?

Cell lysis

Exocytosis

Budding

Endocytosis

#12

Which of the following is NOT a type of viral genome?

Single-stranded DNA

Double-stranded RNA

Single-stranded RNA

Double-stranded DNA

#13

What is the function of reverse transcriptase in retroviruses?

To synthesize viral DNA from viral RNA

To degrade host cell DNA

To synthesize viral RNA from viral DNA

To inhibit host cell protein synthesis

#14

Which of the following is a characteristic feature of the Zika virus?

Transmitted primarily through respiratory droplets

Causes severe respiratory illness

Associated with microcephaly in newborns

Has a vaccine available

#15

Which enzyme is responsible for cleaving viral proteins from a polyprotein precursor during viral replication?

Protease

Ligase

Helicase

Polymerase

#16

Which of the following is the correct sequence of steps in the lytic cycle of viral replication?

Attachment, Penetration, Replication, Assembly, Release

Penetration, Attachment, Replication, Assembly, Release

Replication, Attachment, Penetration, Assembly, Release

Assembly, Replication, Attachment, Penetration, Release