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Difficulty: MediumRhetorical Synthesis: Introduction and Definition

While preparing a presentation on ecology, a student took the following notes:
* Phenology is the study of periodic biological events in nature and how they relate to climatic changes.
* These biological events include leaf budding, bird migration, and insect emergence.
* Phenological data helps scientists understand the impact of global warming on ecosystems.
* The term "phenology" was first introduced by Belgian botanist Charles Morren in 1849.

The student wants to provide a definition of phenology. Which choice most effectively uses information from the given notes to accomplish this goal?

  1. A
    First introduced by Belgian botanist Charles Morren in 1849, the term phenology has helped scientists analyze global warming.
  2. Phenology is the study of periodic biological events in nature—such as leaf budding and bird migration—and how they relate to climatic changes.Answer
  3. C
    By tracking when leaves bud and birds migrate, scientists use phenological data to understand the impact of global warming on ecosystems.
  4. D
    Ecosystems are affected by global warming, which can be observed through periodic biological events like leaf budding and bird migration.

Answer

Phenology is the study of periodic biological events in nature—such as leaf budding and bird migration—and how they relate to climatic changes.
The correct option successfully provides a definition of phenology by clearly stating that it is the study of periodic biological events in nature and how they relate to climatic changes, incorporating examples of these events from the notes.

Step-by-Step Solution

1
Analyze the student's specific rhetorical goal in the prompt.
The student wants to provide a definition of phenology.
This establishes that the correct sentence must explicitly state what phenology is, rather than discussing its history, applications, or individual examples without context.
2
Evaluate the options to identify which one presents a definition.
The sentence explaining that phenology is the study of periodic biological events and how they relate to climatic changes serves as a complete definition.
It directly defines the field of study and provides relevant examples from the notes.
3
Verify that other options do not meet the definition requirement.
The other options either focus on the history of the term, the application of phenological data, or the effects of global warming, which neglects the primary goal.
This ensures the selected option is the only one that achieves the specified rhetorical goal.

Key Concept

Providing a definition of a term requires selecting a sentence that directly explains what the term means or what the field of study is, rather than focusing on its history, applications, or associated details.
Estimated Time:1m 0s
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Topics

Rhetorical Synthesis: Introduction and Definition

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