ecological succession
Download
Skip this Video
Download Presentation
Ecological Succession

Loading in 2 Seconds...

play fullscreen
1 / 19

Ecological Succession - PowerPoint PPT Presentation


  • 299 Views
  • Uploaded on

Ecological Succession. Warm up…. What is succession? In what types of areas does succession occur? Is succession a good thing, a bad thing, or both? Explain. Gradual development of a community over time following predictable stages Primary or secondary. Primary Succession.

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about ' Ecological Succession' - sai


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
warm up
Warm up…
  • What is succession?
  • In what types of areas does succession occur?
  • Is succession a good thing, a bad thing, or both? Explain.
slide3
Gradual development of a community over time following predictable stages
  • Primary or secondary
primary succession
Primary Succession
  • Begins in a place without any soil
  • Arrival of PIONEER SPECIES
    • lichens, etc. do not need soil to survive

http://botit.botany.wisc.edu

http://www.saguaro-juniper.com/

slide5
Soil forms
    • Weathering and erosion break down rocks, decomposition or organic material

http://www.life.uiuc.edu

slide6
Simple plants grow
    • Mosses then later ferns

http://uisstc.georgetown.edu

http://www.uncw.edu

slide8
Shrubs and trees grow

http://www.rowan.edu

slide9
Insects, small birds, and mammals move in

http://p2-raw.greenpeace.org

secondary succession
Secondary Succession
  • In a place that has soil & living organisms
    • Example: after forest fires
  • Faster
  • Different pioneer species
climax community
Climax Community
  • End result of succession
  • Stable group of plants and animals
  • Not necessarily big trees
    • Ex: grasses in prairies, cacti in deserts
slide17
Sequencing Succession
    • Put the pictures on your desk in order from the beginning to the end of the succession sequence
    • Decide if it is primary or secondary succession
    • Explain the process
slide18
Compare and contrast Primary and Secondary succession
    • What are the conditions?
    • How long does it take?
    • What does it start with?
    • What are the pioneers?
ad