One Problem with Eradicating Invasive Species Is That Sometimes the Disturbed

question 47

Multiple Choice

One problem with eradicating invasive species is that sometimes the disturbed area is unable to be colonized by native species. For example, in forests where the invasive plant garlic mustard has been removed, native plants and animals do not recolonize because they are extinct in that patch of forest. How should restoration ecologists increase species diversity and recover ecosystem function?

• A)Introduce tertiary consumers.
• B)Develop movement corridors for primary producers.
• C)Develop movement corridors for species with similar niches.
• D)Eliminate keystone species.

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Definitions:

Level Of Significance

The threshold for rejecting the null hypothesis in a statistical test, often denoted by alpha and representing the risk of a Type I error.

One-Tail

It refers to tests of significance that determine if there is a relationship or a difference in only one direction, either greater than or less than, but not both.

Test Statistic

A calculated value used in statistical hypothesis testing to determine whether to reject the null hypothesis.

Level Of Significance

The probability of rejecting the null hypothesis in a statistical test when it is actually true; a threshold for determining the statistical significance of a result.