Microbiology Review Part 2 - 8.L.1.2

Which situation would most favor the spread of infectious disease?

• overcrowding

• use of vaccines

• small population

• sanitary conditions

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NGSS.MS-LS2-4

Which illness is spread by eating food that has been contaminated by bacteria?

• botulism

• influenza

• tuberculosis

• Lyme disease

Which most likely spreads disease such as rabies or Lyme disease?

• contact with an infected animal

• contact with an infected human

• ingesting contaminated food

• breathing contaminated air

Which will most likely occur when the quality of sanitation in an area improves?

• The number of disease carriers will increase.

• The number of infectious disease cases will decrease.

• The amount of available food resources will decrease.

• The amount of necessary medical treatment will increase.

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NGSS.HS-LS4-5

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.

The Black Plague killed about 100 million people in the fourteenth century. The bacteria that caused the plague was carried by fleas on rats and traveled great distances. Which would have most directly limited the spread of the disease?

• cleaner water sources

• refrigeration of food and water

• reduction in the rodent population

• better medicines to treat infected individuals

Tags

NGSS.HS-LS4-5

A mosquito can spread the West Nile Virus but remains unaffected by the disease. Which best describes the mosquito?

• vector

• parasite

• mutagen

• pathogen

Which is the main risk associated with being a disease carrier?

• A carrier can unknowingly spread the disease to others.

• A person is more difficult to cure if he or she is a carrier.

• A person is more likely to die once he or she becomes a carrier.

• A carrier can use up all the available medicine in a local area.

Scientists are trying to prevent an epidemic of a highly contagious disease. What information should the scientists study first?

• how the disease reproduces

• the treatment of the disease

• the symptoms of the disease

• how the disease is transmitted

Tags

NGSS.HS-LS2-8

Which action would most quickly reduce the spread of an infectious disease?

• isolating all carriers

• improving sanitary conditions

• restricting population growth of the vector

• increasing the population density of humans in the area.