Taxonomic Characters Quiz

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Questions and Answers

Which type of taxonomic character involves the study of temperature preferences?

  • Karyology and other cytological factors
  • Molecular characters
  • Behavioral characters
  • Physiological characters (correct)

What type of taxonomic character involves the study of DNA hybridization and RNA sequences?

  • Temperature preferences
  • Molecular characters (correct)
  • Special structures (e.g., genitalia)
  • Internal morphology (anatomy)

Which taxonomic character relates to courtship and other ethological isolating mechanisms?

  • Behavioral characters (correct)
  • Physiological characters
  • Karyology and other cytological factors
  • Embryology

Which type of taxonomic character involves the study of electrophoretic differences?

<p>Molecular characters (D)</p> Signup and view all the answers

What type of taxonomic character involves the study of amino acid sequences of proteins?

<p>Molecular characters (B)</p> Signup and view all the answers

What is the primary focus of taxonomy?

<p>Naming, describing, and classification of living things (B)</p> Signup and view all the answers

What is the definition of phylogeny?

<p>The history of the evolution of a species or group (A)</p> Signup and view all the answers

At what taxonomic level would you find major biological groups classified?

<p>Kingdom (D)</p> Signup and view all the answers

Which domain of life focuses on cellular structure and genetic characteristics?

<p>Domain (C)</p> Signup and view all the answers

Which of the following is NOT a taxonomic character used for identifying species?

<p>Morphometrics (B)</p> Signup and view all the answers

What type of characters are employed as indicators for identifying species?

<p>Morphological (C)</p> Signup and view all the answers

What information does the website https://www.marmaed.uio.no provide?

<p>Guidance on geometric morphometrics (D)</p> Signup and view all the answers

Which taxonomic characters are discussed in the link https://lifeofplant.blogspot.com/2011/03/monocots-vs-dicots.html?

<p>Color patterns and meristics (A)</p> Signup and view all the answers

Where can one find information about the differences in meristic counts of Clarias fish in Anambra River, Nigeria?

<p><a href="https://www.researchgate.net/publication/231689804_DIFFERENCES_IN_MERISTIC_COUNTS_OF_THE_GENUS_Clarias_PISCES_CLARIIDAE_IN_ANAMBRA_RIVER_NIGERIA/figures?lo=1">https://www.researchgate.net/publication/231689804_DIFFERENCES_IN_MERISTIC_COUNTS_OF_THE_GENUS_Clarias_PISCES_CLARIIDAE_IN_ANAMBRA_RIVER_NIGERIA/figures?lo=1</a> (B)</p> Signup and view all the answers

What aspect of taxonomic characters does the article 'A Step-by-Step Guide for Geometric Morphometrics of Floral Symmetry' focus on?

<p>Geometric morphometrics (A)</p> Signup and view all the answers

In the taxonomy of crappie fish, what is the significance of discussing 'White crappie (Promoxis annularis) Black crappie (Promoxis nigromaculatus)'?

<p>Color patterns as taxonomic markers (A)</p> Signup and view all the answers

<p>Comparison between monocots and dicots (B)</p> Signup and view all the answers

What is the main focus of speciation in relation to macroevolution?

<p>Origin of new species (D)</p> Signup and view all the answers

Which speciation process begins when a population is divided by a geographic barrier?

<p>Allopatric speciation (C)</p> Signup and view all the answers

In what scenario does extinction occur?

<p>Because of environmental changes (D)</p> Signup and view all the answers

What is the consequence of hybrid breakdown in post-zygotic isolation mechanisms?

<p>First generation hybrids are fertile but subsequent generations are defective (D)</p> Signup and view all the answers

Under what process do many species evolve rapidly from a single ancestor?

<p>Adaptive radiation (D)</p> Signup and view all the answers

What is the key factor that cannot allow meiosis to produce normal gametes?

<p>Different chromosome numbers (B)</p> Signup and view all the answers

Which concept proposed by Ernst Mayr defines a biological species as a population unable to produce viable, fertile offspring with members of other species?

<p>Biological species concept (A)</p> Signup and view all the answers

Which type of barrier impedes mating between species before zygote formation?

<p>Habitat isolation (A)</p> Signup and view all the answers

What is the term used for the mechanism where sperm of one species cannot survive in the reproductive tract of another species?

<p>Gametic isolation (D)</p> Signup and view all the answers

Reduced hybrid viability is an example of which type of isolating mechanism?

<p>Post-zygotic (C)</p> Signup and view all the answers

Which type of isolating mechanism occurs when two species recognize mates based on specific signals or behaviors?

<p>Behavioral isolation (D)</p> Signup and view all the answers

In the context of species isolation, what do Eastern and Western meadowlarks specifically recognize?

<p>Songs (D)</p> Signup and view all the answers

Which type of isolating mechanism refers to the prevention of hybrid development due to genetic incompatibility?

<p>Post-zygotic isolating mechanisms (A)</p> Signup and view all the answers

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