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start learning

Question		Answer
succession start learning		changes in an ecosystem as other individuals die out and are replaced
primary succession start learning		occurs when no soil exists
pioneer species start learning		first species to inhabit
secondary succession start learning		happens when primary succession has been interupted by human or natural occurances
Niche start learning		organisms role in its einviroment
habitat start learning		organisms einviroment
predatation start learning		eating organisms, eating the prey
symbiosis start learning		living together
mutualism start learning		both species benefit
commensalism start learning		one species benefits the other is neither harmed or helped
parasitism start learning		one species benefits but the other is harmed
two types of population growth start learning		exponential logistic
why would population wroth slow down? start learning		runing out of resources
carrying capacity start learning		number of individuals the einviroment can support
limiting factors start learning		conditions that cause growth to slow down
density dependent start learning		these factors only affect the population when the population is large
density independent start learning		any factor that affects the whole population the same no mater the population size
autotroph start learning		organisms that use energy from the sun or energy stored in chemical compuonds to manufactor their own nutrients
ecosystem start learning		interactions among population n a community: the communities physical surroundings, or abiotic factors
heterotroph start learning		organisms that cannot make their own food and must feed on other organisms for energy and nutrients
biomag start learning		DDT
Deforestation start learning		cutting down trees
biodiversity start learning		variety of life in an area. usually measured as the number of species that live in an area
biology start learning		study of life
levels of organiaztion in biology start learning		individual, popuation, community, ecosystem

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