Medical Quiz

Virus Quiz


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What does a virus require in order to reproduce?

A. Energy in the form of ATP.

B. Another virus with which to exchange genetic material.

C. A host cell.

D. A source of nutrients.


A reaction to a stimulus is a ______________.

A. hiccup

B. response

C. metabolism

D. homeostasis


What is Coronavirus?

A. It is a large family of viruses.

B. It belongs to the family of Nidovirus.

C. Both A and B are correct


A(n) _____ is a virus that targets and infects a bacterial cell.

A. endospore

B. decomposer

C. plasmid

D. bacteriophage


How is the Corona Virus spread?

A. through the air by sneezing and coughing

B. through the air by the birds

C. through the water by the fish


What is a virus? 

A. a tiny packet of genetic material in a protein coat

B. a cell with a flagella

C. a cell with a nucleus 


A/An ____________is the smallest unit of life.

A. atom

B. stimulus

C. cell

D. DNA


Corona Virus is highly contagious.

A. TRUE

B. FALSE


During the lytic infection by a virus, the host cell is-

A. destroyed

B. copied

C. passed on to the lysogenic cycle

D. not affected


Which viral reproductive cycle allows viral genetic material to lay dormant while the host cell reproduces?

A. lytic

B. mitosis

C. lysogenic

D. S phase


An individual was infected with a particular virus. The symptoms caused by the virus began very shortly after infection. The person’s immune system was able to fight off the infection and they now have a lifetime immunity and will never get sick from this particular virus again. Based on the information given, is this a lysogenic or lytic virus?

A. Lysogenic virus

B. Lytic virus

C. Mitosis

D. Apoptosis


The novel coronavirus responsible for the outbreak is called:

A. COVID-19

B. SARS-CoV-2

C. 2019-nCoV

D. MERS-CoV-2


Which statement regarding viruses is true?

A. a virus can only reproduce inside of a living cell

B. viruses do not contain DNA

C. viruses are unicellular

D. viruses are generally larger than cells


From where corona-virus got its name?

A. Due to their crown-like projections.

B. Due to their leaf-like projections.

C. Due to their surface structure of bricks


What is the 1st step of virus infection?

A. Entry

B. Attachment

C. Replication

D. Assembly


Viruses use host cells to —

A. create fermentation products

B. facilitate respiration

C. reproduce

D. create antibodies


What feature do viruses have in common with animal cells?

A. ability to form proteins at the ribosomes

B. existence of lipids in cell membranes

C. presence of genetic information (DNA or RNA)

D. production of energy by a mitochondrion


A photograph of a virus is shown below. The projections on the surface of the virus allows the virus to?

A. Most inside a host cell

B. Control a host cell’s DNA

C. Attach to a host cell

D. Signal other viruses to infect a host cell


To keep yourself and others safe, you should:

A. Avoid contact with people who are sick, and practice social distancing.

B. Wash hands frequently and avoid touching your face.

C. Clean and disinfect “high-touch” home surfaces like doorknobs daily.

D. All of the above


During the lytic reproductive cycle by a virus, the host cell is-

A. destroyed

B. copied

C. passed on to the lysogenic cycle

D. not affected


This is a killed or weakened virus that is injected into someone to create immunity to the disease

A. Vaccine

B. Porcine

C. Mitochondria

D. Lytic


Can any virus invade any cell?

A. yes

B. no


What do viruses use to identify hosts?

A. They puncture the host with their spikes.

B. They dock with receptors on a cell’s surface.

C. They use their DNA to integrate with a host’s DNA.

D. The host is usually random.


What’s a safe distance to stay apart from someone who’s sick?

A. At least 1 feet and 30 cm

B. At least 3 feet and 1 meter


This infectious viral disease has many symptoms, from chills, fever, and aching muscles to coughing and sneezing to nausea and vomiting. The symptoms show up within 2-7 days after the cell is infected.  This is an example of?

A. Lytic Cycle

B. Lysogenic Cycle

C. Meiosis




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