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seesaw
Swap points!
Oops!
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shark
Other team loses 5 points!
Okay!
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gift
Win 20 points!
Okay!
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thief
Give points!
5
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25
5
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What are mussels?
small animals that live inside shells
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seesaw
Swap points!
Oops!
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shark
Other team loses 25 points!
Okay!
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fairy
Take points!
5
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25
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thief
Give points!
5
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25
10
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What reason does the author give to explain why mussels are important?
They make water cleaner.
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5
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Why did the mussels leave the Delaware River?
pollution or flooding
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15
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How would you describe the relationship between mussels and water?
Mussels get food from the water, and the water gets cleaner because of the mussels.
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5
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Why are people counting the mussels in some streams and rivers?
Researchers want to know which streams need more mussels.
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5
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How do mussels eat?
They filter small bits of food from the water.
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10
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What is the main idea of this text?
Mussels are small animals that help to clean water, so people are trying to bring them back.
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5
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What body part do mussels use to dig down into the mud and sand?
their one small foot
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