1. What is another name for a disease that has spread throughout the entire world?

A. problem

B. epidemic

C. pandora

D. pandemic

2. Each week a student adds 1 dollar to a college fund. This is an example of:

A. exponential growth.

B. geometric growth.

C. linear growth.

D. unlimited growth.

3. A student tracks how fleas reproduce in an investigation. Table 1 shows the student’s data.

The growth of the flea population is an example of:

A. exponential growth.

B. slow growth.

C. linear growth.

D. unlimited growth.

4. How is influenza most likely to infect the body of a person?

A. through a flea bite

B. through a mosquito bite

C. through a tick bite

D. none of these

5. According to the data in the simulation, which is the best method of limiting the spread of influenza through a school population?

A. antibiotics

B. hand washing

C. wearing masks

D. doing nothing

6. In the image below, what body system does the #7 show?

A. skeletal

B. digestive

C. reproductive

D. respiratory

7. Antibiotics are effective against:

A. bacteria only

B. viruses only

C. neither bacteria nor viruses

D. both bacteria and viruses

8. A virus takes over what part of an infected cell to make more viruses?

A. cell wall

B. cell membrane

C. genes

D. cytoplasm