If You Were Tracking a Nutrient Molecule Through an Ecosystem

question 78

Multiple Choice

If you were tracking a nutrient molecule through an ecosystem, which of the following statements would you expect to verify?

• A)Molecules move through all ecosystems at the same constant rate, as the laws of physics would predict.
• B)Because of the liquid nature of the aquatic ecosystem, nutrient molecules move through it more rapidly than forest ecosystems.
• C)Vertical mixing is essential for high productivity in aquatic ecosystems.
• D)Most nutrient molecules leave an ecosystem, but are later replaced from another ecosystem.
• E)A, B, C, and D are all correct.

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Definitions:

Information Overflow

Information overflow, often called information overload, occurs when an individual receives too much information, making it difficult to process or make decisions.

Encoding Specificity

The principle that suggests the ease of recall of a piece of information depends on the similarity of the encoding environment to the retrieval environment.

Retrieval Context

The situation or environment in which information is recalled, which can influence the ease and accuracy of the retrieval process.

Testing Effect

The enhanced memory performance and retention that results from being tested on material versus only studying it.