Virus Practice Questions

What do viruses need to reproduce?

• they need genetic material
• They need a host cell
• They need  bacteria
• They need insulin

Reasons that viruses are considered to be nonliving is because

• They are not cellular
• They cannot reproduce on their own
• They cannot make proteins
• all of the above

Antibiotics kill viruses

• True
• False

Which of the following occurs after a virus attaches to a host cell in the viral reproduction process?

• The host cell dies
• The virus dies
• The virus inserts its genetic information into the host cell
• copies of the virus are immediately released from the host

What is the sole purpose of a virus

• Invade and control cells making them replicate more viruses

• Lyse bacteria

• Force cells to give up water and shrink

Which of the following is false about the structure of a virus?

• Projections on the surface of the virus allow it to attach to cells

• Center of the virus contains genetic material such as RNA or DNA

• Surrounding the genetic material is a protein capsid layer

• Flagella on the virus allow it to locomote

Which of the following images are viruses? (There is more than one answer choice.)

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Which would you take to help with a viral infection?

• antiviral medication

• antibiotic medication

• antihistamine medication

• Vitamin E supplements

How does Antiviral medication help with viral infections?

• Antivirals do not allow the virus to attach to cells or reproduce inside cells

• Antivirals destroy the cell wall of viruses

• Antivirals hack into viruses corrupting their DNA

Why do viruses have projections on the outside?

• To send signals to other viruses.

• To maintain their structure.

• To attach to the host cell.

• To reproduce.