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Questions about "The Alien Invaders"

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  • Why does the author provide captions for the images?
    Answers will vary, but mainly so that the reader can picture these alien animals.
  • What animal arrived in packing crates from China in the mid-1990s?
    Asian long-horned beetles
  • What does "alien" mean in the context of this article?
    a nonnative animal or plant
  • Why did people in the South plant kudzu?
    It was attractive, livestock ate it, and it restored nitrogen to worn-out soil.
  • What are some nonnative species that make up a major part of our food supply? Name at least two.
    wheat, rice, oats, beef, and chicken
  • Use "imported" correctly in a sentence.
    Answers will vary. Example: American lumberjacks imported trees from Australia into their state of Florida.
  • Use "thriving" correctly in a sentence.
    Answers will vary. Example: The bees had so many wildflowers around them that they were thriving.
  • Use "eradicate" correctly in a sentence.
    Answers will vary. Example: We tried to eradicate the yellow jackets by pouring water down into their nest.
  • Identify two subheadings in this article.
    Species on the Move, Import from Australia, Good Effects and Bad Effects, Three Alien Pests, What Should Be Done?
  • Why is kudzu a serious problem in the South?
    It grows around telephone poles and ruins transformers. It smothers trees, covers road signs, and causes accidents.
  • Why are zebra mussels making life difficult along the nation's waterways?
    They clog water pipes, boat engines, and other equipment. They smother native shellfish and crowd out fish.
  • What effect(s) do melaleuca trees have on the Everglades?
    They crowd native plants and drain water. They also repel insects and don't provide food or habitat for native animals.
  • What unexpected effect did mongooses have on native animals in Hawaii?
    They ate native birds, and many of those species became extinct.
  • Why were muskrats introduced to the Netherlands in 1906?
    Fur traders hoped the muskrats would multiply so they could trap them for fur.
  • Why do starlings thrive? Name at least two reasons.
    They have good vision and find food quickly. They can push other birds from their nests.
  • Use "nocturnal" correctly in a sentence.
    Answers will vary. Example: Racoons are nocturnal creatures because they're most active at night.
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