Ecology Part 1 Food Chains Food Webs Intro
Ecology Part 1 Food Chains & Food Webs
Intro to Ecology Eco = earth Ology = study of Interactions of all living organisms on earth
Living Organisms Producers = make food from light (plants, algae) Consumers = organisms that use other organisms for food Decomposers = organisms that break down dead & decaying materials
Producers Autotroph = makes own food Uses photosynthesis Green due to chlorophyll pigment Trees, grasses, shrubs, flowering plants and algae in freshwater & marine environments www. naturalbornhikers. com/Antelope. Vall ey www. diabloaudubon. com/images
Consumers Heterotrophs Animals Must get food from other source Herbivores =1 st order Carnivores order lynx. uio. no/jon/gif/animals/deer ynx. uio. no/jon/gif/animals/redfox 12. jpg = 2 nd, 3 rd
Herbivore Eats plants Will have flat/broad teeth for grinding plants www. lastrefuge. co. uk/images/photo/namibia 105 www. saburchill. com/images 02/080106001. jpg www. tortoisetrust. org/articles/flowerfood 2. jpg
Carnivore Eats other consumers Teeth will usually be sharp for ripping and tearing www. saburchill. com/images 02/080106001. jpg www. abc. net. au/. . . /image/clash_carnivores. jp g www. kidzone. ws/imageschanged/sharks/teeth. jpg
Omnivore Omnivores Eats both plants and other consumers www. nhptv. org/. . . /graphics/laughinggullsm. jpg www. k 12. de. us/warner/omnivores. JPG www. cals. ncsu. edu/. . . /soilpix/images/roach. jpg
Decomposers Break termites down dead and decaying materials Garbage workers in ecosystem Bacteria, worms, beetles, ants & fungi Dung Beetle www. cals. ncsu. edu/. . . /images/termites. jpg herbarium. usu. edu/fungi/Fun. Facts/Eworms. jpg www. ontarionature. org/. . . /best_in_show. jpg www. cals. ncsu. edu/. . . /tutorial/tumblebug. jp g
Food Chain Source of energy to start food chain is the sun Sun producer herbivore carnivore indicates the direction the energy travels in a food chain or food web
Food Chain Shows relationship between plant & animal that eats it P H www. eduweb. com/. . . /food/images/food_ch ain. gif C
Grass grasshopper frog snake owl www. schools. ash. org. au/revesby/images/fc. gif
Food Web Series of interconnected food chains for an ecosystem www. gaac. co. uk/education/foodwe 1. gif
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