Biogeography Summary Quiz
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Questions and Answers

What is the significance of the Indo-Australian Archipelago (IAA) hotspot in terms of biogeography?

  • It is known for the Quaternary Coral Refuges.
  • It is a hotspot for Pliocene-Pleistocene extinctions.
  • It has a significant role in the Modern Red Sea - Indian Ocean branch.
  • It is the center of origin, accumulation, and survival for various lineages. (correct)

    • Which event is suggested to have occurred around the Eo-Olig boundary?

  • Mediterranean Messinian Salinity Crisis
  • Modern Red Sea - Indian Ocean branch formation
  • Possible extinction event (correct)
  • Global reef fish diversity increase

    • What geographical regions were involved in the Terminal Tethyan Event according to the text?

  • Gondowanan Heritage & West Wind drift
  • West tethys & east tethys (correct)
  • Indo-pacific & east pacific/atlantic
  • Lord Howe & P.guentheri

    • How do reefs contribute to speciation rates and resistance to extinction according to the text?

    <p>Reefs increase both speciation rates and resistance to extinction.</p> Signup and view all the answers

    Which of the following is NOT listed as part of the Global reef fish diversity patterns according to the text?

    <p>Anti-Tropicality</p> Signup and view all the answers

    What role did the Indo-Pacific & east pacific/atlantic vicariance play according to the text?

    <p>It was a factor in the Modern Red Sea - Indian Ocean branch formation.</p> Signup and view all the answers

    What event is associated with a global drop in sea levels and increased salinity in the Mediterranean Sea?

    <p>Mediterranean Messinian Salinity Crisis</p> Signup and view all the answers

    Which event resulted in the division and decimation of marine species?

    <p>Pliocene-Pleistocene extinctions</p> Signup and view all the answers

    What is one of the key factors that explains modern biodiversity patterns in marine environments?

    <p>Global reef fish diversity patterns</p> Signup and view all the answers

    During which geological time period did the Terminal Tethyan Event occur?

    <p>12-18 million years ago</p> Signup and view all the answers

    Which group of marine species experienced vicariance due to the Terminal Tethyan Event?

    <p>Angelfishes (Pomacanthidae)</p> Signup and view all the answers

    Which event contributed to limited colonization in the East Pacific and extinction in the same region?

    <p>Modern Red Sea - Indian Ocean branch</p> Signup and view all the answers

    What is the main characteristic of an IA hotspot according to the text?

    <p>Center of accumulation where species come from outside and accumulate in the middle</p> Signup and view all the answers

    What does the text suggest about the last hopping hotspot?

    <p>It was associated with a prolonged extinction event</p> Signup and view all the answers

    In the context of reef fish origins, what is the purpose of age estimation using MCMC Bayes I in the BEAST package?

    <p>To estimate the age of specific taxa based on calibrated fossils and biogeography</p> Signup and view all the answers

    Which question aims to establish if there is temporal concordance in reef fish origins?

    <p>Q1 - When - Is there temporal concordance in reef fish origins?</p> Signup and view all the answers

    What relationship does the text suggest between reef use and diversification rates?

    <p>% reef vs rate of diversification (reefs as drivers) = C’oOrigin</p> Signup and view all the answers

    What is the significance of DNA for reef fish families according to the text?

    <p>To establish if there are periods of elevated diversification</p> Signup and view all the answers

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