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Ecosystems

Ecosystems. Ecosystems.

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Ecosystems

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  1. Ecosystems

  2. Ecosystems • Learn about the basic elements of Ecosystems by watching the video or completing the activities at yTeach. If the link only goes to the main page, copy and paste the following into your URL: http://www.yteach.com/page.php/resources/view_all?id=biocenosis_biome_biotope_consumer_decomposer_ecology_ecosystem_environment_herbivory_autotroph_chemoautotroph_heat_decomposer_predator_energy_photoautotroph_photosynthesis_matter_individual_population_herbivore&from=search • On the website, go to the bottom right hand side of the screen and click on the elephants for a short introduction video. • Once the video is complete, click the arrow at the bottom of the screen to continue.

  3. How do humans survive in different ecosystems? • Learn about the balance between man and microbe at Bio Bulletin’s Tipping the Scale. • Go indepth on the different types of microbes at the Microbe Zoo.

  4. How do changes in an ecosystem change the organisms living in and around it? • Research the Aral Sea using the links at the bottom of the page provided by National Geographic. • Why is the lake endangered? • What do you believe will happen to the animals and the people living in and around the lake over time? • Is this occurring in other parts of the world?

  5. Changes in Ecosystems • What happens when a new species is introduced to an ecosystem? • Find out by listening to the podcast from Science NetLinks.

  6. Sources • Aral Sea: What’s Happening to Whom? 2008 National Geographic Society. http://www.nationalgeographic.com/xpeditions/lessons/14/g912/whom.html • Earthworm Invaders, 2008, Science Net Links. http://www.sciencenetlinks.com/sci_update.cfm?DocID=53 • Ecosystem, 2008, UNIVERSAL Curriculum & yTeachSys. http://www.yteach.co.uk/index.php/search/results?curr_id=1 • Microbe Zoo, Digital Learning Center for Microbial Biology. http://commtechlab.msu.edu/sites/dlc-me/zoo/ • Tipping the Scale, 2008, Bio Bulletin. http://www.amnh.org/sciencebulletins/biobulletin/biobulletin/story996.html

  7. CSO’s Biology • SC.O.B.2.21 characterize interrelationships of organisms within an ecosystem (e.g., symbiosis, competition, predation, mutualism, parasitism, commensalism).

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