Lichens Are _______ Associations of a Fungus with _______

question 25

Multiple Choice

Lichens are _______ associations of a fungus with _______.

• A) symbiotic; an alga or a bacterium
• B) saprobic; an alga or a bacterium
• C) parasitic; an alga or a bacterium
• D) symbiotic; plant roots
• E) parasitic; plant roots

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Definitions:

Coefficient of Variation

A measure of relative variability that expresses the standard deviation as a percentage of the mean.

Hourly Wages

Compensation or earnings calculated by the hours worked.

Variance

A measurement of the spread between numbers in a data set, indicating how much the numbers differ from the mean of the set.

Standard Deviation

A metric for assessing how much the data points differ or spread out in a collection of values.