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factors influencing biomes
temperature and precipatation --> latitude, elevation, ocean currents
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climate
average pattern of weather conditions in region
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biome
large regions that have similar living and non-living factors, same climate, same plant types
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community
all living things in ecosystem
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ecosystem
part of biome different from other parts in abiotic and biotic factors (log, pond, forest)
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population
number of same species in an area
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species
can reproduce with each other
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ecological heirarchy
organism, population,community, ecosystem
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habitat
place where specific a organism lives
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niche
- role in environment, how it survives
- all chemical, physical, biological interactions for it to survive, grow, reproduce
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competition
harmful interaction between 2 or more organisms when they compete for same resources at same place, same time --> limits population sizes
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predation
interaction, predator eats all or part of prey
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symbiosis
- interaction between memboers of 2 different species that live together in a close association
- mutualism, commensalism, parasitism
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commensalism
one benefit, other unaffected/harmed
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parasitism
one benefit, other harmed
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adaptations
- characteristics that enable organisms to better survive and reproduce
- structual
- physiological
- behavioral
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structual adaptation
physical feature of body with specific function that attributes to survival of organism
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physiological adaptation
physical/chemical event in body (photosynthesis, hibernation)
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behavioral adaptation
what organism does in unique environment (feeds, mates, care for young, migrates, burrows to escape predators)
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biotic, abiotic
living, non-living
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nutrients
chemicals required for plant and animal growth (carbon, nitrogen, phosphurous)
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