Amplify Review

Front

What is yellow fever caused by?

Back

A virus.

Front

What led Dr. James Carroll to believe that yellow fever is caused by a microbe smaller than bacteria?

Back

Dr. Carroll was unable to detect a yellow fever microbe in his research.

Front

What evidence shows how Dr. Reed's methods improved future scientific experimentation?

Back

Select the sentence from paragraph 4 that provides evidence (Answer: B).

Front

Which of the following did NOT occur as a result of the team’s research?

Back

A cure for yellow fever was developed.

Front

What was the most significant event in protecting people from yellow fever according to the author?

Back

Developing a yellow fever vaccine.

Front

What is the role of mosquitoes in the transmission of yellow fever?

Back

Mosquitoes transmit yellow fever to humans.

Front

What is a microbe?

Back

A microbe is a microscopic organism, which can be a bacterium, virus, or fungus.

Front

What is the significance of the Panama Canal in relation to yellow fever?

Back

The Panama Canal was safely completed after controlling yellow fever.

Front

What methods were used to control yellow fever?

Back

Sanitation workers sprayed poison gas and oil to destroy mosquitoes and their eggs.

Front

What is the difference between bacteria and viruses?

Back

Bacteria are single-celled organisms that can live independently, while viruses require a host to replicate.