Chapter 3 Que Cards

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  1. Biodiversity
    the number and variety of organisms found in a specific region

  2. Protect
    • to legally guard from harm a species that is listed as endangered, threatened or of special concern
  3. Biodiversity Hotspot
    • a place where there is an exceptionally large number of species in a relatively small area
  4. Community
    • all the populations of the different species that interact in a specific area or ecosystem
  5. Dominant species
    • a species that is so abundant that it has the biggest biomass of any community member
  6. Keystone species
    • a species that can greatly affect population numbers and the health of an ecosystem
  7. Captive breeding
    • the breeding of rare or endangered wildlife in controlled settings t increase the population in size
  8. Ecosystem Engineer
    • a species that causes such dramatic changes to landscapes that it creates a new ecosystem
  9. Succession
    • the series of changes in ecosystems that occur over time following a disturbance
  10. Habitat loss
    • the destruction of habitats, which usually results from human activities
  11. Deforestation
    • the practice of clearing forests for logging or other human uses, and never replanting them
  12. Alien Species
    • a species that is accidentally or deliberately introduced to a new location, usually as a result from human activity
  13. Invasive species
    • a species that can take over the habitat of native species or invade their bodies
  14. Overexploitation
    • the use or extraction of a resource until it is depleted
  15. Extinction
    the death of all of the individuals of a species
  16. Biodiversity Crisis
    • the current accelerated rate of extinctions on earth
  17. Restoration ecology
    • the renewal of degraded or destroyed ecosystems through active human intervention
  18. Reforestation
    • the regrowth of a forest, either through the planting of the seeds or trees in an area where a forest was cut down
  19. Biocontrol
    • the use of a species to control the population growth or spread on an undesirable species
  20. Bioremediation
    • the use of living organisms to clean up contaminated areas naturally
  21. Bioaugmentation
    • the use of organisms to add essential nutrients to depleted soils

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Chapter 3 Que Cards
2013-10-02 19:50:35

Chapter 3 Que Cards
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