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1 An ecosystem is an interacting sys that consists of organisms & their non-living environment. Necessary factors are: Biotic: living. Includes all things in ecosys, this includes animals, plants, fungi, protests, etc / Abiotic: non-living, includes all non-living factors in ecosys. This includes water, soil, temp, light, ect. Trophic levels, shows how consumers interact with producers, grass< grasshopper< robin< horned owl< fox 2 food chain: organisms linked together in feeding relationships. Food web: interactions between organisms within food chain/ 3 consumer (heterotrophs)- can’t make own food, et from eating each other, heteros=other trophs=feeder/ Producer(autotorphs)- make own food, make food from water, light energy, carbon dioxide, auto= self trophs=feeder/ decomposer- a consumer that bracks down the bodies of dead organisms, chemical decomposition returns materials back to soil so plants can use.
Approximate Word count = 351
Approximate Pages = 1.4
(250 words per page double spaced)
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