33624-33778_CTDR.qxd:Bio_CTDR cards
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LOUIS PASTEUR
PART ONE: PAGES 2–13
Vocabulary
• Use context clues to determine word meaning: What does the word
bacteria mean in this book? Let’s look for clues for the meaning of this
word on page 8. (tiny living things; found almost everywhere)
Find It! Level 1 Comprehension
• Identify facts and details: Louis Pasteur was a... (scientist, p. 4)
• Identify facts and details: Bad bacteria are called... (germs, p. 12)
LEVEL K/20
spiralshaped
twisted
shape
Both
bacteria,
found
almost
everywhere
sphereshaped
looks like
little balls
Look Closer! Level 2 Comprehension
• Identify cause and effect: To see things he could not see with his eyes,
Louis Pasteur used a... (special tool, p. 7)
• Compare and contrast: How are sphere-shaped bacteria and spiral-shaped
bacteria alike and different? Use a Venn diagram to help you answer the
question. (Both are bacteria that are found almost everywhere; sphereshaped bacteria look like little balls; spiral-shaped bacteria are in a
twisted shape. pp. 8–9)
Prove It! Level 3 Comprehension
• Make inferences: From page 6 you can tell that Louis Pasteur... (Answer:
was concerned about sickness; Clues/Evidence: He wanted to find
out what was making people sick; he wanted to find a way to make
them well.)
• Summarize information: How can you summarize the information about
bacteria on pages 8 and 9? (Answer: Bacteria are very small, have different
shapes, and are found almost everywhere. Clues/Evidence: They are tiny
living things found almost everywhere; they have three shapes.)
• Identify main idea: Page 12 is mostly about... (Answer: how we can get
germs from animals; Clues/Evidence: Pasteur learned that germs can pass
from animals to people through cuts in the skin; people can also get sick
when a sick animal bites them.)
Take It Apart! Level 4 Comprehension
• Evaluate author’s purpose: The author included the map on page 5 to...
(show the reader where Louis Pasteur was born)
• Analyze text structure and organization: The author uses descriptive
words to tell about bacteria on page 8. Give an example of this from the
text. (long with rounded ends, little balls, twisted)
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PART TWO: PAGES 14–19
Vocabulary
• Use context clues to determine word meaning: What does the word
pasteurization mean in this book? Let’s look for clues for the meaning of
this word on page 17. (making milk safe to drink; germs can’t live in heat)
Find It! Level 1 Comprehension
STEP 1:
put milk in
large pots
• Identify facts and details: Louis Pasteur gave shots of dead germs to...
(animals before they got sick, p. 14)
• Identify facts and details: Louis Pasteur invented a vaccine to prevent...
(rabies, p. 15)
Look Closer! Level 2 Comprehension
M
STEP 2:
made the milk
very hot
• Identify cause and effect: Louis Pasteur saved many lives because... (he gave
shots of dead germs to people, pp. 14–15)
• Identify steps in a process: How did Louis Pasteur make milk safe to drink?
Use a steps-in-a-process chart to help you answer the question. (put milk in
large pots, made the milk very hot, let milk cool, p. 17)
M
STEP 3:
let milk cool
Prove It! Level 3 Comprehension
• Draw conclusions: From the captions on page 14–15, you can tell that Louis
Pasteur was concerned about... (Answer: curing rabies in animals and people; Clues/ Evidence: He invented a vaccine for animals; he invented a vaccine for people in 1885.)
• Make inferences: From page 17 you can tell that Louis Pasteur figured out
that milk was not... (Answer: safe to drink; Clues/Evidence: There were bad
germs in milk that could make people sick.)
• Identify summary statements: What sentence on page 18 best summarizes
Louis Pasteur? (Answer: “Louis Pasteur was a great man of science.”
Clues/Evidence: “He saved the lives of many people and animals. His work
still helps to keep people and animals healthy today.”)
Take It Apart! Level 4 Comprehension
• Evaluate author’s purpose: The author probably included the picture on
page 16 to... (show the reader what was used to heat the milk)
• Analyze text structure and organization: The author uses definitions in the
book. Give an example of this. (“Making milk safe to drink is called pasteurization.” p. 17)
Biography/Career Set A
Copyright © 2011 Benchmark Education Company, LLC. All rights reserved. This card may be photocopied for classroom use only.
Based on the Comprehension Through Deductive Reasoning Model developed by Margaret Kilgo.