Review for Pathogens & Disease Test

An organism that transmits a disease. Example: A mosquito can transfer a pathogen from animals to humans.

• vector

• volcano

• zygote

Which best compares bacteria and viruses?

• bacteria are smaller than viruses

• Bacteria are living organisms, but viruses are not.This is a correct answer

• Bacteria have genetic material, but viruses do not.This is a wrong answer

Saniya went to the doctor to get an antibiotic. Against which she protecting herself from?

• bacterial infection

• broken leg

• high fever

• virus

One difference between bacteria and viruses is-

• bacteria respond to stimuli; viruses do not

• bacteria are living organisms; viruses are not.

• bacteria require a host cell to reproduce; viruses do not.

• viruses are composed of cells; bacteria are not

AIDS, influenza, and Ebola are examples of diseases caused by microbes called–

• viruses

• parasites

• bacteria

• fungi

Bacteria are called ____________________ because their genetic material is not contained in nuclei.

• carbohydrates

• proteins

• eukaryotes

• prokaryotes

An antibiotic is a drug that selectively kills ______________.

• viruses

• bacteria

• fungi

• all of the above

Which statement is true about viruses?

• Viruses can eat and metabolize food.

• Viruses can reproduce only using a host cell.

• Viruses can reproduce on their own at any time.

• Viruses contain DNA, so they are alive.

Why are viruses like parasites?

• They make their own food

• They use their own energy to develop

• They multiply

• They harm the cells they enter

What do doctors use to prime our immune systems to resist viruses?

• antibiotics

• vaccines

• gene therapy

• chemotherapy