A Small Invasive Fish Called the Stone Moroko Was Introduced

question 85

Multiple Choice

A small invasive fish called the stone moroko was introduced into Europe from China.The fish carries an intracellular parasite that does not harm the moroko but is a generalist parasite.It attacks various other species of fish, causing higher mortality and inability to spawn.It is implicated in the rapid decline of the now-endangered European sunbleak (a member of the carp family) .Which is the most likely result of the introduction of the intracellular parasite into European fresh water?

• A) It will remain mostly in the stone moroko and have little effect.
• B) It will enter other fish, but they will quickly adapt to it.
• C) It will decrease fish biodiversity because it attacks many kinds of fish.
• D) It will kill other fish but can be stopped by eliminating the stone moroko.
• E) It will enter other fish but will be unable to become established.

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Definitions:

Standard Deviation

Standard deviation is a statistical measure of the dispersion or spread of data points in a dataset from their mean, indicating how spread out the values are.

Confidence Interval

A spectrum of numeric values, arising from sample statistics, viewed as likely to encircle the value of an unexposed population parameter.

Weekly Time

The amount of time, calculated on a weekly basis, devoted to a specific activity or task.

Standard Deviation

A metric utilized to determine the extent of spread or variability within a collection of data points.