In the Simplified Prairie Food Chain Illustrated in the Pictures

question 89

Multiple Choice

In the simplified prairie food chain illustrated in the pictures below,the letter D represents ____.

• A)tertiary consumer
• B)secondary consumers
• C)first trophic level
• D)primary consumers
• E)third trophic level

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Definitions:

Dependent Variable

The factor in a study or experiment that is anticipated to vary as a result of alterations in the independent variable.

Explained Variation

The portion of the total variation in a dataset that is accounted for by the model's predictions.

Random Error Term

Represents unexplained variability within a statistical model, capturing the random variance that is not accounted for by the explanatory variables.

Predictor Variables

Factors in statistical analyses that predict or account for variations in the dependent variable.