Medical Microbiology Quiz 1-3

Of these foods, which was produced with the help of bacteria? 

• cheese
  
• yogurt
• All of the above
• pickles

Bacteria are unlike plant and animal cells because they ____. 

• are smaller
• make their own food
• have many organelles
• have nucleus

Bacteria are found _____.

• on all the continents
• in Asia
• in Europe
• in North America

Bacteria are used to make all of the following foods except ________. 

• yogurt
• apples
• pickles
• cheese

When your normal body processes are disrupted, you have a(n)

• disease.
• pathogen.
• enzyme.
• immunity.

What kind of disease cannot spread from one person to another? 

• a pathogenic disease
• an infectious disease
•  a noninfectious disease
• a contamination disease

On Monday, Kari exhibits no symptoms of a viral illness. She is sick on Tuesday and stays home from school. On Wednesday, her friends stay home with the same illness, despite having no contact with Kari when she was sick on Tuesday. Which is the most likely explanation of how the other students became sick?

• Kari was immune to the virus but infected the other students.
• The virus mutated and infected the other students after Kari got sick.
• Kari was infected with the virus before she experienced any symptoms.
• The virus was a carrier, and the other students were infected after Kari got sick.

Which aspect of modern life could most likely cause an epidemic to turn into a pandemic?

• vaccination
• transportation
• communication
• sanitation

In 1918, an outbreak of influenza infected 500,000 people all over the world. Tens of millions of those infected died. In 1994, an outbreak of pneumonic plague spread quickly through the city of Surat in India, killing 52 people. Which statement best describes the two events?

• Both outbreaks were pandemics.
• Both outbreaks were epidemics.
• The influenza outbreak was a pandemic. The plague outbreak was an epidemic.
• The influenza outbreak was an epidemic. The plague outbreak was a pandemic.

Which best contrasts an epidemic and a pandemic?

• An epidemic is caused by bacteria, while a pandemic is caused by viruses.
• A pandemic is spread by humans, while an epidemic is spread by insects and rodents.
• A pandemic occurs in a small region, while an epidemic occurs in a much larger region.
• An epidemic affects a small population of humans, while a pandemic affects a large population of humans.