NAU Biology BIO 326
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BIO326 : Community : Community Patterns : Lesson

Community Patterns: Lesson


Glossary terms that are important in this lesson:

Alpha diversity, anthropogenic extinction, aspect diversity, background extinction, beta diversity, biodiversity, continental drift, convergence, density compensation, ecological diversity, ecological release, endemic, escape space, gamma diversity, genetic diversity, habitat expansion, mass extinctions, morphological volume, niche, niche breadth, niche overlap, niche volume, Pangaea, pseudoextinction, species pool, trophic level.



Use the outline below to guide your study of the material in this lesson. The outline follows the book, but indicates those topics the instructor feels are most important for you to learn in the course. You should read all the pages that are assigned, but the outline will help you focus your study.

I. Biodiversity

  1. Introduction

  2. Geographic patterns of species diversity

  3. Diversity and niche relationships

  4. The time hypothesis

  5. Equilibrium theories of diversity

  6. Competition and diversity

  7. Plant species diversity: tropics vs temperate regions

II. History and biogeography

  1. Continental drift

  2. Climate history

  3. Catastrophes in earth's history

  4. Organismal convergence

  5. Community convergence

III. Extinction and conservation

  1. Human impact

  2. Biological diversity

  3. Value of diversity

  4. Types of extinction

  5. Causes of extinction

  6. Strategies for conservation of species

When you have completed this lesson, go on to Review Questions


E-mail Professor Gaud at William.Gaud@nau.edu
or call (520) 523-7516
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