Synthesis
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23. What is one way that Rodriguez's and Jonkers' methods were similar?
A. They both created mixtures using living materials.
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15. Which characteristics of the geothermal vents made the survival of nearby plants so surprising?
B. The heat they generate.
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13. How do the photograph and caption after paragraph 4 help the reader better understand the selection?
B. They demonstrate the effect endophytes can have on plants.
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18. The information in paragraph 6 helps the reader understand that bioconcrete-
G. Is effective in repairing water damage.
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Read this sentence from paragraph 5 of "Persevering Plants": Rodriguez has tested his endophyte mixture on crops and achieved success.
24. Which sentence from "The Cure for Concrete" shows a similar outcome for bioconcrete?
H. With the help of Jonkers' bioconcrete, the lifeguard station has remained intact.
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16. What is paragraph 1 mostly about?
F. The unusual conditions in which some plants can survive.
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14. How are paragraphs 2 through 4 organized?
G. They describe the steps Rodriguez followed while researching plants in his laboratory.
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19. What is the best summary of the article?
C
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25. What is one problem presented about bioconcrete that is not presented about endophyte fungi?
A. Bioconcrete is expensive to produce.
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17. An idea emphasized throughout the selection is that Rodriguez's endophyte solution-
D. Can restore a plant's natural resistance to the effects of a harsh climate.
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20. How does the author organize paragraph 1?
C. By stating a popular belief about bacteria and then disproving it with examples.
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22. Read this sentence from paragraph 2:
When a bone breaks in the human body, it is able to repair itself.
What is the most likely reason the author includes this information?
J. To provide an example of the goal of Jonkers' research.
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26. What is one difference between Rodriguez's endophyte mixture and the bacteria in Jonkers' products?
G. The endophyte mixture covers the outside of the seeds. However, the bacteria are placed inside the concrete.
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20. Which statement best expresses the main idea of paragraph 3?
J. Concrete has been and continues to be an important building material.