Quizizz Group: Viruses

What type of genetic material can viruses have?

• Only DNA

• Only RNA

• Either DNA or RNA, but not both

• Both DNA and RNA simultaneously

Which of the following is a characteristic of retroviruses?

• They contain DNA as their genetic material.

• They replicate without host cells.

• They use reverse transcriptase to convert RNA into DNA.

• They can only infect plant cells.

What is a zoonotic virus?

• A virus that can only infect humans

• A virus that is harmless to humans

• A virus that can be transmitted from animals to humans

• A virus that has been eradicated

Which of the following diseases is NOT caused by a virus?

• Influenza

• Tuberculosis

• Hepatitis

• Rabies

How do antiviral drugs generally work?

• By killing the virus directly

• By inhibiting the replication of the virus

• By boosting the immune system to fight the virus

• By preventing the virus from entering human cells

Which of the following is a way that viruses can be transmitted?

• Through contaminated water only

• By direct contact, airborne particles, and vectors

• Through genetic inheritance

• By sunlight exposure

What is herd immunity?

• When an individual is immune to all types of viruses

• When a large portion of a community becomes immune to a disease, making the spread of disease from person to person unlikely

• When a virus mutates and becomes immune to vaccines

• When animals in a herd are vaccinated, providing indirect protection to unvaccinated individuals

Which of the following viruses is known to cause cancer?

• Influenza virus

• Human papillomavirus (HPV)

• Rhinovirus

• Ebola virus

What is a pandemic?

• A disease that affects a large number of people within a community or region

• A global outbreak of a disease

• A localized outbreak of a disease

• A new virus that has never been seen before

How do vaccines work to protect against viral infections?

• By killing the virus before it enters the body

• By stimulating the immune system to recognize and fight the virus in the future

• By changing the DNA of the host to be immune to the virus

• By preventing the virus from mutating