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Transcript 
Ecosystem
Ecology
 The study of interactions between organisms
 Recall the levels of organization:
 Organism
 Species
 Population
 Community
 Ecosystem
 Biome
 Biosphere
Symbiosis
 Relationship in which two species live closely
together
http://imagecache2.allposters.com/images/pic/JAG/03-PS101-6~Symbiosis-Posters.jpg
Competition
 Organisms or species fighting over resources
Predation
 Predator feeds on prey
http://www.stanford.edu/~siegelr/tz/tz2006/predatorandprey.jpg
Mutualism
 Both benefit
http://cache.eb.com/eb/image?id=65599&rendTypeId=4
Commensalism
 One benefits, other is not helped harmed
http://www.nearctica.com/ecology/anemonefish.jpg
Parasitism
 One benefits, other is harmed
http://www.cbu.edu/~seisen/ExamplesOfParasitism_files/image008.jpg
Terrestrial Biomes
1. Temperate Deciduous
2.
3.
4.
5.
6.
Forest
Coniferous Forest
Tropical Forest
Grassland
Desert
Tundra
7. Taiga
8. Chaparral
9. Tropical Dry Forest
10. Tundra
11. Deciduous Forest
12. Desert
13. Tropical Rain Forest
Temperate Deciduous Forest
Coniferous Forest
Tropical Rain Forest
http://msstrickland.com/eport/Rainforest.jpg
Grasslands
http://grasslands.org.za.dedi539.your-server.de/assets/content_images/Image/Grasslands__SANBI_.JPG
Desert
http://www.historyforkids.org/learn/china/environment/pictures/desert2.jpg
Tundra
http://teachers.sduhsd.k12.ca.us/hherms/herms/METEOROLOGY/climates/P-tundra_alpine_nt.jpg
Marine and Freshwater Biomes



Intertidal Zone
Oceanic Zone
Benthic Zone





Rivers
Streams
Lakes
Ponds
Wetlands
Intertidal Zone
Oceanic Zone – the open ocean
Benthic Zone – The Ocean Floor
Wetlands
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