An Unwelcome Newcomer
Quiz by Nicole Garcia
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7 questions
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- Q1What is a zebra mussel?a small animal with two shells that lives in watera small striped fish found in rivers and lakesa large plant with striped leaves that lives in watera large animal with one shell that lives in water120s
- Q2How can zebra mussels cause native mussels and other shelled animals to die?The zebra mussels feed on the native mussels and other shelled animals.The zebra mussels cling to native mussels and shelled animals and prevent them from eating.The zebra mussels force native mussels and shelled animals to move out of the habitat.The zebra mussels rest on top of native mussels and shelled animals and crush them.120s
- Q3Scientists predicted that the zebra mussel would arrive in the Hudson River. What evidence supported their prediction?Zebra mussels are able to survive in cold and warm water, and the Hudson River has both.Zebra mussels came to the Great Lakes from the freshwater lakes of Europe and Asia.Zebra mussels were in the Great Lakes, and waterways connect the Great Lakes to the Hudson RiverZebra mussels cling to hard surfaces, forming colonies that are almost impossible to remove.120s
- Q4The scientists wondered how zebra mussels might impact the Hudson River ecosystem. What is one example of information that might help them understand the zebra mussels' impact?the number of boats traveling on the river before and after zebra mussels arrivethe amount of plankton in the river before and after zebra mussels arrivethe strength of the tides that come from the Atlantic Ocean after zebra mussels arrivethe amount of time it takes for zebra mussels to travel to the Hudson River120s
- Q5What is the main idea of this article?Zebra mussels are the most dangerous invasive species because of the effects they can have on humans.Zebra mussels are an invasive species that can affect food webs and new habitats, and were expected to arrive in the Hudson River.Scientists started monitoring the Hudson river's ecosystem in 1986, even though the river had no zebra mussels at the time.Zebra mussels can upset food webs by clinging to shelled animals and removing food from large bodies of water.120s
- Q6Read the following sentence from the text. " The zebra mussel is an invasive species, a species that's brought from its native area to a new place where it thrives and causes changes in the local habitats and communities." What does the phrase "native area" mean in this sentence?the new habitat to which a species movesthe food source of a speciesthe animals or plants related to a speciesthe place where a species is naturally found120s
- Q7Choose the answer that best completes the sentence. Zebra mussels can affect humans and cause millions of dollars in damage. _________, the mussels clog water pipes to businesses and power plants.For exampleConsequentlyThereforeHowever120s