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Which would benefit from the use of a taxonomic system?

  1. A
    A researcher discovers a new organism while surveying a lake.
  2. B
    A researcher examines the survival of an invasive plant species.
  3. C
    A researcher studies the growth and development of a living thing.
  4. D
    A researcher uses fossils to explain how organisms evolved over time.

Topic Flashcards

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Question

What is the formal, two-part naming system used to give a newly discovered organism its unique scientific name?

Answer

Binomial nomenclature. It assigns a genus and species name (e.g., Homo sapiens), a core function of taxonomy.

Question

True or False: The primary goal of taxonomy is to explain the evolutionary mechanisms that led to a species' adaptation.

Answer

False. Taxonomy's primary goal is to name, describe, and classify organisms. Evolutionary explanation is the goal of phylogenetics and evolutionary biology.

Question

In which scenario is the full hierarchical classification (Domain, Kingdom, Phylum, etc.) of an organism most essential to determine from scratch?

Answer

When discovering a completely new organism. This requires placing it within the entire taxonomic tree to understand its relationships.

Question

How does accurate taxonomy serve as a foundational tool for a researcher studying an invasive species?

Answer

It provides the correct identification. Researchers must know the exact species they are studying to access existing data and communicate findings accurately, but the study itself is ecological.

Question

What field of study most directly builds upon and uses taxonomic classifications to map the history of life?

Answer

Phylogenetics (or evolutionary biology). It uses taxonomic groups to build and test evolutionary trees showing descent from common ancestors.

Mini Quiz

1 / 3
Is establishing the correct phylogenetic tree for a group of fossils considered a purely taxonomic activity?
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