Open Up - Grade 7 - ELA - Module 2 - Mid Unit 3 Assessment

Part I Directions: Read the article “Disease Detective,” in the Student Workbook. Then answer the questions below.What is the meaning of strain as it is used in the following sentence? (L.7.4a)“Nasty bacteria called E. coli had attacked their bodies. Scientists knew this strain of E. coli could live in food and liquids. People who ate food with E. coli in it could get very sick.”

• cure
• difficulty
• movement
• type

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L.7.4.a

How does the idea that “E. coli could live in food and liquids” influence Besser’s actions? (RI.7.3)

• It makes him question whether the children had E. coli.
• It causes him to collect information about what people ate.
• It encourages him to change his idea about how E. coli spread.
• It influences him to take more samples from the people who were infected.

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RI.7.3

How does scientists’ understanding of DNA allow them to “rule out a suspect”? (RI.7.3)

• The DNA proves the bacteria can live inside of animals.
• The DNA shows what kind of food the patients were eating.
• The DNA gives information about whether a bacteria is dangerous.
• The DNA provides clues about who is responsible for spreading the bacteria.

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RI.7.3

This question has two parts. First answer Part A, then answer Part BPart A What discoveries did Besser make at the cider press that helped him solve this case? (Select two.) (RI.7.3)

• All of the people who drank cider were now sick.
• The apples used to make the cider were not washed.
• Some strains of E. coli are not harmful in cider.
• The apples in the cider were not available to test.
• The apples in the cider had been picked up off the ground.

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RI.7.3

Part B What idea did Besser have that helped him solve the case? (RI.7.3)

• DNA can help identify bacteria.
• Certain strains of bacteria are not dangerous.
• E. coli could spread through droppings and food.
• Bacteria are not the only things that make people sick.

Write a brief description of the actions Besser took to solve the mystery of the epidemic. (RI.7.1, RI.7.3)

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RI.7.3

RI.7.1

Part II Directions: Research to answer the following questions by completing Parts A and B below. You may use the article “Disease Detective” in addition to at least one more article you find online to answer these research questionsResearch question: how do epidemiologists determine the cause of an epidemic?Part A What are some internet search terms you can use for these questions? (W.7.8):

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W.7.8

Part B In the space below, design a note-catcher to capture research notes. (W.7.7, W.7.8)Be sure to include space to quote or paraphrase the evidence to answer the question, to cite the source, to explain why you think the source is credible, and to record questions raised by reading the text.

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W.7.7

W.7.8

Use the information you gathered to write a paragraph to answer the research question: how do epidemiologists determine the cause of an epidemic?

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W.7.7

W.7.8