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Homework 1 Vocab

Biology vocabulary words for Homework 1

QuestionAnswer
ecology the study of inter-actions that take place between organisms and their environment
biosphere the portion of Earth that supports living things
abiotic factor the nonliving parts of an organism’s environment
biotic factor the living organisms that inhabit an environment
population group of organisms, all of the same species, which interbreed and live in the same area at the same time
biological community made up of interacting populations in a certain area at a certain time
ecosystem made up of interacting populations in a biological community and the community’s abiotic factors
habitat the place where an organism lives out its life
niche all strategies and adaptations a species uses in its environment
symbiosis The relationship in which there is a close and permanent association between organisms of different species
commensalism a symbiotic relationship in which one species benefits and the other species is neither harmed nor benefited
mutualism a symbiotic relationship in which both species benefit
parasitism a symbiotic relationship in which a member of one species derives benefit at the expense of another species (the host)
aphotic zone deeper water that never receives sunlight
biome a large group of ecosystems that share the same type of climax community
desert an arid region with sparse to almost nonexistent plant life
estuary a coastal body of water, partially surrounded by land, in which freshwater and salt water mix
grassland large communities covered with rich soil, grasses, and similar plants
intertidal zone The portion of the shoreline that lies between the high and low tide lines
Created by: rlb
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