Biogeographical Terms and Concepts
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Questions and Answers

What is the movement of individuals from deme to deme within the range of a species referred to as?

  • Habitat dispersal
  • Organismic dispersal (correct)
  • Species dispersal
  • Biotic dispersal
  • What is the term for the general area where a species' demes naturally occur?

  • Locality
  • Deme
  • Range (correct)
  • Habitat
  • What is the reason for the absence of a deme in a habitat?

  • Regular migration
  • Historical factors, geographical barriers, or chance dispersal (correct)
  • Only suitable habitats occur
  • Species expansion
  • What is the movement of an individual from a habitat within a species' present range to one or more habitats outside the range referred to as?

    <p>Species dispersal</p> Signup and view all the answers

    What is the term for the spread of an entire biota to occupy geographical areas previously occupied by other biota?

    <p>Biotic dispersal</p> Signup and view all the answers

    What is the result of a species expanding its range?

    <p>Expansion</p> Signup and view all the answers

    What is the primary basis of Sclater's system of drawing regions?

    <p>Geographic relationships of birds</p> Signup and view all the answers

    Which two provinces have a problematic boundary between them?

    <p>Oriental and Australian</p> Signup and view all the answers

    What is a characteristic of each species and higher group of animals in terms of their distribution in space and time?

    <p>They have a discrete nonrandom distribution</p> Signup and view all the answers

    What is the name of the famous line that separates two zoogeographic provinces?

    <p>Wallace's Line</p> Signup and view all the answers

    What is a characteristic of the fauna of Africa south of the Sahara and Australia?

    <p>They are totally different in terms of species composition</p> Signup and view all the answers

    What is true about the data used to delineate zoogeographic regions?

    <p>They were compiled before considering continental drift</p> Signup and view all the answers

    What is the main reason for the differences in fauna between Europe and eastern Asia, and between Borneo and New Guinea?

    <p>The geographical barriers and evolutionary history</p> Signup and view all the answers

    What has contributed to the negation of some assumptions of Sclater, Wallace, and others?

    <p>Paleontological advances</p> Signup and view all the answers

    What is a characteristic of the fauna that existed in the past?

    <p>They were strikingly different from the fauna found today</p> Signup and view all the answers

    Do Floristic Kingdoms and Zoogeographic Regions coincide?

    <p>No, they do not coincide</p> Signup and view all the answers

    What is an example of fauna that previously existed in a region but is now restricted to a different region?

    <p>The subtropical-warm temperate fauna of Eocene Wyoming</p> Signup and view all the answers

    What is one of the conclusions that can be drawn from the study of zoogeography?

    <p>There are recognizable recurrent patterns of animal distribution</p> Signup and view all the answers

    What process helped biota respond to Pleistocene climate cycling?

    <p>Range shifting</p> Signup and view all the answers

    What is the primary source of energy for fauna in deep sea hydrothermal vents?

    <p>Chemical resources</p> Signup and view all the answers

    What event during the Permian period (252 mya) caused a mass extinction of land and marine animals?

    <p>Flood basalt eruption</p> Signup and view all the answers

    What is the primary factor influencing the rate of colonization in biota development?

    <p>Distance from the potential biological source</p> Signup and view all the answers

    What method can be used to determine the effect of colonization, natural selection, and population isolation on biota?

    <p>Radiometric analysis of volcanic rocks</p> Signup and view all the answers

    What type of volcanoes create new lands physically separated from existing inhabited land areas?

    <p>Oceanic volcanoes</p> Signup and view all the answers

    What is the most effective way to describe the biota of Ghana?

    <p>Describing the biota of different natural areas of Ghana</p> Signup and view all the answers

    What is a characteristic of endemic species in a biota?

    <p>They are found only in a part of the biota</p> Signup and view all the answers

    What is the purpose of 'track analysis' in biogeography?

    <p>To analyze the areas of endemism in a biota</p> Signup and view all the answers

    What is a 'track' in biogeography?

    <p>A line drawn on a map to circumscribe the total range of a monophyletic taxon</p> Signup and view all the answers

    What is the classic view of centers of origin?

    <p>New species originate only from certain areas and all other areas are recipients of species</p> Signup and view all the answers

    What is a more recent view of centers of origin?

    <p>Several areas of the earth have acted as centers of origin depending on the group in question</p> Signup and view all the answers

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