What Is a Critical Load

question 15

Multiple Choice

What is a critical load?

• A) the amount of nutrient augmentation necessary to bring a depleted habitat back to its former level
• B) the level of a given toxin in an ecosystem that is lethal to 50% of the species present
• C) the maximum abundance level of a particular species, beyond which additional numbers will degrade a habitat
• D) the amount of added nutrient that can be absorbed by plants without damaging ecosystem integrity
• E) the number of predators an ecosystem can support that effectively culls prey populations to healthy levels

Recognize the role and interpretation of the F-test and ANOVA in the context of regression analysis.

Understand the significance of error terms and their characteristics in regression models.

Identify the use of regression analysis in predicting and explaining variability in the dependent variable through independent variables.

Understand the process of model selection in regression analysis based on statistical criteria and goodness-of-fit measures.

---

Definitions:

Premise

A statement or proposition from which another is inferred or follows as a conclusion.

Since

A word used to indicate time or causality in a statement or argument.

Communication Skills

The abilities used in effective conveying, sharing, or exchanging of information and ideas with others.

Identifying

The process of recognizing and naming someone or something based on their characteristics or attributes.