Pathogens

Which pathogen needs a host cell to reproduce?

• virus
• bacteria
• fungus
• parasite

Which pathogen reproduces using binary fission (Asexual Reproduction)?

• Virus
• Bacteria
• Fungi
• Parasite

Which best compares bacteria and viruses?

• bacteria are smaller than viruses
• bacteria cause disease, but viruses do not
• bacteria have genetic material, but viruses do not
• bacteria are living organisms, but viruses are not

A microbe that can cause harm is known as a

• Pathogen

• Pathogon

• Virus

• Bacteria

Athletes foot is caused by which type of microbe?

• Bacteria

• Fungi

• Viruses

• Prions

What do antibiotics cure?

• bacteria
• virus
• parasite
• fungus

Which pathogen can be prevented with vaccines

• Virus
• Bacteria
• Fungi
• All of them

This is the word for a disease causing organism.

• Phagocyte
• Pathogen
• Pandemic

Which best explains how a nonliving virus is able to reproduce?

• A virus becomes living when in contact with a host organism.
• A virus infects a host organism by injecting its DNA into the cells of the host organism.
• A virus infects a host organism by pulling the DNA from the cells of the host organism into itself.
• A virus becomes living when a sufficient number of viruses invade a host organism and cause an infection.

Which best distinguishes an infectious disease from a noninfectious disease?

• Infectious diseases can be cured with antibiotics; noninfectious diseases cannot.
• Infectious diseases can be prevented with vaccines; noninfectious diseases cannot.
• Infectious diseases can be spread from one organism to another; noninfectious diseases cannot.
• Infectious diseases cannot be transmitted from one organism to another; noninfectious diseases can.