If Secondary Consumers Are the Highest Trophic Level in a Community

question 107

Multiple Choice

If secondary consumers are the highest trophic level in a community, how many trophic levels are in the community (not counting decomposers) ?

• A) Two
• B) Three
• C) Four
• D) Three if it is an aquatic community, four if it is a terrestrial community
• E) Three if it is a terrestrial community, four if it is an aquatic community

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A measure of the amount of variation or dispersion of a set of values, indicating how much the members of the set diverge from the mean.

Z-Score

A statistical measure that describes a value's relationship to the mean of a group of values, measured in terms of standard deviations from the mean.

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