Vocab Chapeter 2 p. 47
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| abiotic factors | non-living parts of the ecosystem, temperature, sunlight, humidity, water supply, soil type and mineral nutrients such as nitrogen, phosphorus and sulfur.
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| adaptation | an inherited trait that increases an organisms chance of survival and reproduction in a certain enviorment.
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| biotic factors | the living parts of an ecosystem, the animals, plants and microorganisms.
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| coevolution | when two or more species evolve in response to each other. Examples: between predator and prey
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| commensalism | a relationship in which one species benefits and the other is neither harmed nor helped such as the interaction between remoras and sharks.
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| community | a group of interacting populations of different species.
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| competition | occurs when two or more organisms of the same or different species attempt to use the same limited resource. Ex: 2 plants competing for limited sunlight.
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| ecosystem | incudes all the different organisms living in a certain area along with their physical environment.
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| evolution | a change in the genetic characteristics of populations from one generation to the next is known as evolution
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| extinction | the irreversible disappearance of a population or a species
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| habitat | the actual place an organism lives
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| host | the organism the parasite takes its nourishment from is called the host
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| mutualism | a cooperative partnership between two species in which both species benefit.
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| natural selection | Darwin used natural selection to describe the Darwin used the term natural selection to describe the unequal survival and reproduction that results form the presence or absence of particular traits.
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| niche | way of life
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| organism | one individual living thing
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| parasites | organisms that live in or on another organism and feed on it without immediately killing it.
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| parasitism | the relationship between the parasite and its host
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| population | a group of individuals of the same species living in a particular place.
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| predation | one organism kills and eats another organism.
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| predator | the one that does the eating
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| prey | the organism that is eaten
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| species | a group of organisms that are able to produce fertile offspring, and that share common genes and therefore resemble each other.
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Or sort by any of the columns using the down arrow next to any column heading.
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