5 Questions
What is the legal definition of an invasive species?
An alien species whose introduction does or is likely to cause economic or environmental harm or harm to human health
What are some other terms used to describe alien species?
exotic, non-native, introduced, or non-indigenous species
What is the term sometimes used instead of 'invasive' when these organisms cause harm?
noxious or nuisance
What are some problems caused by invasive species?
threaten the survival of native plants and animals, interfere with ecosystem functions, hybridize with native species resulting in negative genetic impacts, spread easily in today's era of global commerce, be difficult and costly to control
How do invasive species spread?
easily in today's era of global commerce
Test your knowledge on the severity of the invasive species problem in the United States with this quiz. Learn about what qualifies as an invasive species and the potential economic, environmental, and health impacts they can have.
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