USU 1350

Card Set Information

Author:
Anonymous
ID:
25345
Filename:
USU 1350
Updated:
2010-07-01 01:35:12
Tags:
Biodiversity
Folders:

Description:
Unit 3
Show Answers:

Home > Flashcards > Print Preview

The flashcards below were created by user Anonymous on FreezingBlue Flashcards. What would you like to do?


  1. Biodiversity
    • all of plants and animals in area (species richness)
    • consider interactions
    • scale is important
  2. Levels of biodiversity
    • genetic
    • species
    • ecosystem
  3. Reasons to Maintain Biodiversity
    • ethical/aesthetic
    • economic
    • ecological
  4. ethical/aesthetic
    • human moral obligation
    • part of system
    • lack of understanding
  5. economic
    • domestic stock from wild
    • plants and animals
    • meds
    • food
    • natural products - wood
  6. ecological interactions
    • oxygen cycle
    • nitrogen cycle
    • hydrologic cycle
    • pollination
    • soil formation
    • decomposers
  7. genetic diversity
    • amount of genetic variation between individuals in same species
    • most fundamental
    • limited gd: extinction
  8. Species Diversity
    • fundamental biological groups of distinct organisms on earth
    • same species-share gene pool
  9. genera
    two or more similar types of species
  10. vertebrates
    animals with backbone
  11. Bryophytes
    mosses, liverworts, and hornworts
  12. Gymnosperms
    naked seed plants
  13. angiosperm
    flowering plants
  14. fungi
    mushroom, lichen
  15. Endemism
    species found nowhere else
  16. Ecosystem Diversity
    the different kinds of ecological complexes made up of species
  17. why should we maintain bio diversity
    • moral obligations
    • enjoyment for diversity
    • provides humanity with many direct benefits with potential for more
    • need of wide range of services provided by biodiversity

What would you like to do?

Home > Flashcards > Print Preview