Which of the Following Is Not True of Biogeochemical Cycles

question 73

Multiple Choice

Which of the following is not true of biogeochemical cycles?

• A)All organisms directly participate in recycling.
• B)All elements originate from a nonliving,long-term reservoir.
• C)Cycles are very simple systems between living and nonliving components.
• D)Elements cycle through biotic and abiotic environments.
• E)Recycling keeps nutrients in balance.

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Definitions:

One-Sample Tests

Statistical tests used to determine if the sample mean of data differs significantly from a known or hypothesized population mean.

Population Standard Deviation

A measure of the dispersion or spread of all values in a population dataset.

Chi-Square Statistic

A statistical measure used in tests of independence to analyze the frequency distribution of observed data versus an expected data set.

Null Hypothesis

A hypothesis that there is no significant difference between specified populations, any observed difference being due to sampling or experimental error.