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ecology guida

bio

QuestionAnswer
Ecology scientific study of interactions among organisms and between organisms and their environment
biosphere Part of earth that seeks to understand the living world
species a group of similar organisms that can breed and produce fertile offspring
population group of individuals of the same species that live in the same area
community assemblage of different populations that live together in a defined area
ecosystem collection of all the organisms and their environmant
autothroph organism that can capture energy from sunlight of chemicals and use it to produce its own food from inorganic compounds also called a producer
heterotroph organisms that obtain energy from the foods it consumes also called a consumer
food web network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
trophic level step in a food chain or food web
biomass total amount of living tissue within a given trophic level
biogeochemical cycle process in which elements chemical compounds, and other forms or matter are passed from one organism to another and from one biosphere to another
limiting nutrient factor that causes the growth of a population to decrease
weather condition of earths atmosphere at a particular time and place
climate average year after year conditions of temperature and precipitation in a particular region
green house effect natural situation in which heat is retained in earths atmosphere by carbon dioxide methane water vapor and other gases
biotic factor biological influence on organisms within an ecosystem
abiotic factor physical or nonliving factor that shapes an ecosystem
niche full range of physical and biological conditions in which an organism lives and the way in which the organism uses those conditions
logistic growth growth pattern in which a populations growth rate slows or stops following a period of exponential growth
Created by: aguida
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