Unit 11 Lesson 14 Louis Pasteur Battle with Death Wrap-up

Refer to your Expeditions in Reading book for a complete version of this text.

How does the author help readers better understand pasteurization?

• The phrase, “a method of making milk safe” defines the word.

• The phrase, “so to keep them healthy” restates the meaning.

• The sentence, “Dr. Louis Pasteur found a way to vaccinate them, and so to keep them healthy” explains the process.

Refer to your Expeditions in Reading book for a complete version of this text.

What is a main idea of “Louis Pasteur: Battle with Death”?

• Pasteur suffers from an illness.

• Pasteur is motivated to find a cure for rabies because of a childhood experience.

• Pasteur convinces two doctors to test his treatment for rabies on a patient.

Read the excerpt from “Louis Pasteur: Battle with Death.”

Many years passed. The little boy of Arbois grew up. He studied chemistry and biology. He became a scientist, an honored scientist known throughout France. In his laboratory he found the answers to many grave problems.

The farmers’ sheep and cattle died in great numbers from a certain disease called anthrax. Dr. Louis Pasteur found a way to vaccinate them, and so to keep them healthy.

Many people became ill and died from drinking the milk of sick cows. Dr. Pasteur developed a method of making milk safe. We still use that method today. It is called pasteurization.

How do the details in the excerpt support its main idea?

• They explain that Pasteur is respected for working with animals.

• They describe how Pasteur teaches farmers to improve food quality.

• They show that Pasteur is known for finding ways to prevent diseases.

Refer to your Expeditions in Reading book for a complete version of this text.

Which answer best describes the overall structure of the part of the text in which Pasteur develops a treatment for rabies?

• It lists steps in Pasteur's procedure for curing rabies.

• It compares weak and strong nerve tissue in animals.

• It explains what causes Pasteur to want to cure rabies.

Refer to your Expeditions in Reading book for a complete version of this text.

Which detail from “Louis Pasteur: Battle with Death” best explains how Pasteur saves the lives of farm animals?

• "We will begin with the sick animals themselves!"

• "Dr. Louis Pasteur found a way to vaccinate them, and so to keep them healthy."

• "Dr. Pasteur developed a method of making milk safe.