Which of the Following Might Be a Result of Adding

question 36

Multiple Choice

Which of the following might be a result of adding a secondary consumer to the aquatic ecosystem in the accompanying illustration?

• A) a decrease in the number of primary consumers
• B) a decrease in the population of decomposers
• C) an increase in atmospheric carbon dioxide
• D) an increase in the population of scavengers
• E) a decrease in the carbon sink

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Definitions:

Null Hypothesis

A hypothesis that suggests there is no significant difference or effect, serving as a default position until evidence suggests otherwise.

Statistical Significance

A determination that a relationship between variables or a difference between groups is likely not due to chance, based on a predetermined threshold.

Reject

In the context of statistical hypothesis testing, to conclude that the evidence is sufficiently strong to discard the null hypothesis.

Binge Drinking

The consumption of an excessive amount of alcohol in a short period of time, typically defined as five or more drinks for men and four or more drinks for women in about two hours.