Pathogens

Which pathogen is non-living?

• Virus

• Bacteria

• Fungi

• Parasite/Protist

• They are all alive

Viruses reproduce themselves by...

• dividing into two identical copies
• causing cells to transform into viruses
• making host cells reproduce copies of the viruses
• planting eggs inside host organisms

Which pathogen has spores that are carried through the air?

• protist/parasite

• fungi

• bacteria

• virus

Which of the following statements about pathogens is true?

• A pathogen describes anything that causes illness or disease
• Pathogens are all microscopic
• All pathogens are transmitted through the air from host to host
• All pathogens cause cells to swell and burst

Which pathogen is treated with antibiotics?

• virus

• bacteria

• parasite

• fungi

Influenza is caused by:

• virus

• bacteria

• parasite

• fungi

Which are examples of non-infectious diseases?

• malaria & influenza

• asthma & strep throat

• common cold & measles

• hemophilia & cancer

Ten people became sick with the flu after attending a school dance. What is the scenario that could best explain how the people got sick?

• contact with environmental sources

• contact with an infected animal

• contact with a contaminated object

• contact with an infected person

How can the rate of an infectious disease be drastically reduced?

• by taking medication daily

• by preventing transmission between people

• by wearing clean clothing daily

• by performing dental hygiene three times each day

a class of organisms that feed primarily on dead material that can cause illness.

• fungi

• protozoas

• bacteria

Tags

NGSS.MS-LS2-3