DSST Env.Sci. Chp. 2 Word Scramble
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Question | Answer |
abiotic factors | nonliving parts of an ecosystem |
adaptation | an inherited trait that increases an organisms chance of survival and reproduction in a certain environment |
biotic factors | living parts of an ecosystem |
coevolution | two or more species evolving in response to each other |
commensalism | relationship between two species in which one species benefits and the other is neither harmed nor helped |
community | a group of interacting populations of different species |
competition | the relationship between species that attempt to use the same limited resource |
ecosystem | all living organisms in a certain area as well as their physical environment |
evolution | change in the genetic characteristics of a population from one generation to the next |
extinction | the irreversible disappearance of a population or a species |
habitat | place where an organism lives |
host | organism from which a parasite takes its nourishment |
mutualism | a relationship between two species in which both benefit |
natural selection | term used to describe the unequal survival and reproduction of organisms that results from the presence or absence of particular inherited traits |
niche | an organisms way of life |
organism | an individual living thing |
parasite | organism that lives in or on another organism and feeds on it without immediately killing it |
parasitism | the relationship between a parasite and its host |
population | a group of individuals of the same species living in a particular place |
predation | the act of killing and eating another organism |
predator | organism that kills and eats another organism |
prey | organism that is killed and eaten by a predator |
remora | small fish that cling to larger fish and other bodies by means of a sucking disc |
resource | anything that is ready for use or that can be drawn on for use by an organism |
species | a group of organisms that are able to produce fertile offspring and that resemble each other in appearance, behavior, and internal structure |
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