Chapter1 Word Scramble
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Question | Answer |
organism | a living thing |
habitat | an environment that provides the things organism needs to live,grow,and reproduce |
biotic factor | a living part of an organism's environment |
abiotic factor | a nonliving part of an organisms habitat |
photosynthesis | The process in which organism use water along with sunlight and carbon dioxide to make their own food |
species | a group of organism that are physically similar and mate with each other and produce offspring that can mate and reproduce |
population | all the members of one species in a population in particular area |
community | all the populations that live together in an area |
ecosystem | the community of organism that live together in a particular area along with their nonliving surroundings |
ecology | the study of how living things interact with each other and their environments |
estimate | is an approximation of a number , based on reasonable assumption |
birth rate | of a population is the number of births in a population in a certain amount of time |
death rate | is the number of deaths in a population in a certain amount of times |
immigriation | moving in to a population |
emigration | leaving a population |
population density | the number of individuals in an specific area of a specific size |
limiting factors | an environmental factor that causes a population to decrease |
carrying capacity | the largest population that an area can hold |
natural selection | a characteristic that makes an individual better suited to is's environment may eventually become common in that species throughout a process |
adaptions | the behaviors and physical characteristics that allow organisms to live successfully in their environments |
niche | the goal of an organism in its habitat, or how it makes its living |
competition | the struggle between origanism to survive as they attempt to use the same limited resources |
predation | an interaction in one organism kills another for food |
predator | the organism that dose the killing |
prey | the organism that is killed |
symbiosis | a close relationship in which both species benefit |
mutualism | a relationship in which both species benefit |
commensalism | a relationship in which one species benifits and the other is neither helped of harmed |
parasitism | involves one organism living on or inside another organism and harming it |
parasite | the organism that benefits |
host | the organism it lives on or in |
Created by:
janehill
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