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Biology Ch. 2.2 and 3.1

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tmicah2002's version from 2017-05-16 23:53

Section

Question Answer
What are autotrophs?plants
What are heterotrophs?humans
What do herbavores eat?plants
What do carnivores eat? meat
What do omnivores eat?plants and animals
What do scavengers eat?flesh of dead things
What do decomposers eat?Whatever is left over from the scavengers
What does vore mean? eat
What does herbs mean? plants
What does carni meam? meat
What are producers? autotrophs
What are consumers? heterotrophs
What is a food chain? linear view of energy transfer (food)
What is the order of a food chain? autotroph, 1st level consumer, 2nd level consumer, scavenger/decomposer
What produces food chains? eelements going through levels of an ecosystem
What is the Pyramid of energy? shows energy flow in a possible food chain
What is the pyramid of numbers? shows the number of organisms of each type of particular food
What is the pyramid of biomass? shows a more accurate representation of the flow of energy through a food chain
What are the names of the 4 nature cycles? H2O cycle, Carbon Cycle, Nitrogen cycle, and Phosphorus cycle
What is limiting factors? any biotic or abiotic factor that restricts the existence, numbers, reproduction or distribution of organsims
What are examples of limiting factors?elevations, low temps, strong winds, and thin soil
What is ranges of tolerance?the ability of an organism to withstand fluctuations in biotic and abiotic environmental factors
What is succesion? orderly, natural changes and species replacements that take place within the communitites of an ecosystem
What is primary succesion? the colonization of barren land by communities of organisms
What is an example of primary succesion? linchens
What are linchens? a symbiotic relationship between a fungus and an autotroph
What is climax community? a stable, mature community that undergoes little to no change in species
What is Secondary sucession? the sequence change that occurs after an existing community is severly disrupted in some way
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