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kezdjen tanulni
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Diversity of life; the number, variety, and variation of genes, species and ecosystems on Earth.
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kezdjen tanulni
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kezdjen tanulni
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A group of individuals belonging to the same lowest taxonomic unit, capable of breeding and producing fertile offspring
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kezdjen tanulni
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Communities of organisms interacting with their physical and biological environment
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kezdjen tanulni
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A specific location with a particular set of biotic and abiotic conditions; where an organism generally lives
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kezdjen tanulni
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A measure of the number and abundance of species in a community
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kezdjen tanulni
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A feature of an organism that enhances its ability to survive and reproduce in a particular environment
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kezdjen tanulni
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Non-living physical factors that influence organisms and ecosystems
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kezdjen tanulni
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The living components in the environment that influence organisms and ecosystems
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kezdjen tanulni
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A measure of the variety of different habitats, communities and ecological processes within a geographical location
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kezdjen tanulni
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A measure of the numbers of species present and the evenness of species in relation to one another
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kezdjen tanulni
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The difference in the distribution of the total abundance between the species in a community
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kezdjen tanulni
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All the species that occupy a particular place at a given time
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kezdjen tanulni
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The percentage of a sample area covered by a target species
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kezdjen tanulni
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A measure of how often a species occurs in samples
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kezdjen tanulni
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A square frame used to isolate a standard unit of area so the distribution of a plant or animal can be studied
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kezdjen tanulni
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The number of individuals of a species living in a particular place at a particular time
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kezdjen tanulni
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A measure of how common or rare a species is in relation to other species within a community
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Simpson's Diversity Index (SDI) kezdjen tanulni
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A measure of diversity that takes into account both species richness and evenness (0 to 1 - closer to 1 means more diverse)
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kezdjen tanulni
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An organism that hunts, kills and eats another organism
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kezdjen tanulni
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An organism hunted and killed by a predator
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Intraspecific competition kezdjen tanulni
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Competition between two or more individuals of the same species for resources
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Interspecific competition kezdjen tanulni
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Competition between two or more individuals of different species for resources
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kezdjen tanulni
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Rivalry between individuals, of the same or different species, for a limited resource
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kezdjen tanulni
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A relationship in which two organisms live in close association over a long period of time
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kezdjen tanulni
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An organism living in a symbiotic relationship with another organism
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kezdjen tanulni
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A condition that negatively affects the function of an individual that isn't caused directly by injury
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kezdjen tanulni
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A measure of the number of individuals living in a determined unit of area
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kezdjen tanulni
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The ratio of total deaths to the total population of a species
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kezdjen tanulni
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The range of a particular abiotic factor within which an organism can survive
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kezdjen tanulni
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A surface on which an organism can grow
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kezdjen tanulni
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Regions in which a species is found
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kezdjen tanulni
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The number of individuals of a particular species in a specific area at a given time
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Evenly spaced distribution kezdjen tanulni
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A type of distribution where individuals are more or less equally spaced throughout an area
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kezdjen tanulni
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A type of distribution where individuals are spaced randomly in no distinguishable pattern throughout an area
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kezdjen tanulni
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A type of distribution where individuals are found clustered in groups in particular parts of an area
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kezdjen tanulni
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The dissolved salt content of water
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kezdjen tanulni
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Slightly salty water; often found where seawater and freshwater mix
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kezdjen tanulni
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The movement of water from an area of high concentration to an area of low concentration through a semipermeable membrane
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kezdjen tanulni
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The production of genetically identical offspring from a single parent
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kezdjen tanulni
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The production of offspring that has genetic material from two parents
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kezdjen tanulni
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A method of grouping organisms that uses evolutionary lines of descent rather than structural similarities
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kezdjen tanulni
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A group of organisms that are believed to comprise a common ancestor and all of its evolutionary descendants
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kezdjen tanulni
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A hierarchical classification system based on physical characteristics
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kezdjen tanulni
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Groups of organisms classified into a taxon and arranged in order of rank
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kezdjen tanulni
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Offspring that are genetically identical to the parent
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kezdjen tanulni
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A species that occupy unstable environments and uses the evolutionary strategy of maintaining high growth rates, occupying less-crowded ecological niches and producing many offspring
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kezdjen tanulni
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A species whose population fluctuates at or near the carrying capacity (K) or the environment in which it resides
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kezdjen tanulni
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Collection and analysis of DNA using computers
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kezdjen tanulni
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The comparison of genetic information between organisms to determine evolutionary relatedness
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kezdjen tanulni
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A diagram that represents evolutionary relatedness between organisms
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kezdjen tanulni
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The process of determining the nucleotide sequence of a DNA molecule
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kezdjen tanulni
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How closely two species are related by a common ancestor; species sharing more recent common ancestors are more closely related than those with less recent common ancestors
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kezdjen tanulni
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The most recent species from which two or more organisms are descended; an ancestor that two species have in common
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kezdjen tanulni
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A branching diagram showing the evolutionary relatedness of a number of species
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kezdjen tanulni
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The order of nucleotide bases that make up a section of DNA
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kezdjen tanulni
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A small permanent change in the DNA sequence of an organism
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kezdjen tanulni
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The complete set of genetic information of an organism
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kezdjen tanulni
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The division of a species into two species through divergent evolution
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kezdjen tanulni
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The offspring of parents of different species
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kezdjen tanulni
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The arrangement of living organisms or ecosystems into groups sharing similar characteristics
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kezdjen tanulni
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Long-term average weather patterns specific to a geographical area
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kezdjen tanulni
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Relating to land, as opposed to aquatic (refers to water)
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kezdjen tanulni
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The division of the physical environment into smaller components for sampling
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kezdjen tanulni
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The breaking of the biome into habitat zones
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kezdjen tanulni
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A measured length or strip of terrain in an environment along which individual organisms or environmental parameters are measured and recorded
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kezdjen tanulni
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Data collected without influence or preference or prejudice of an external source
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kezdjen tanulni
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The difference between an observed value and a true value results in the inaccuracy of results
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kezdjen tanulni
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A sampling technique used to estimate relative densities of a species by counting the number of individuals that lie on a straight line cutting through the community
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kezdjen tanulni
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An elongated area of known length and width through a particular environment in which specific community parameters are measured and recorded
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kezdjen tanulni
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The process of the diversity and populations of a community changing over time
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kezdjen tanulni
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A method of selecting a sample from a total array in such a way that every possible sample that could be selected has an equal chance of being selected
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kezdjen tanulni
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An organelle found in most living cells that facilitates energy production known as cellular respiration
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Adenosine triphosphate (ATP) kezdjen tanulni
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A biological molecule used by living cells for energy
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kezdjen tanulni
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A metabolic reaction occurring in most living cells that release energy for movement, growth and other biological functions
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kezdjen tanulni
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The movement of energy from one object or system to another (a chimp pushes another chimp)
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kezdjen tanulni
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The change from one form of energy into another (light into chemical energy)
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kezdjen tanulni
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A hierarchical level in an ecosystem containing organisms that have the same feeding function in the food chain
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kezdjen tanulni
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Also called a producer; an organism that can produce its own food from inorganic molecules using chemical energy or light energy from the sun
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kezdjen tanulni
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Conversion of light energy into chemical energy by photosynthetic organisms such as phytoplankton or plants
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kezdjen tanulni
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A flowchart showing feeding relationships between organisms
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kezdjen tanulni
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Relating to the consumption of food and nutrients
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kezdjen tanulni
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An organism that cannot produce its own food so needs to eat other organisms to obtain energy
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kezdjen tanulni
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A flowchart showing complex feeding relationships between several interlinking food chains
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kezdjen tanulni
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Relating to living matter
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kezdjen tanulni
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Relating to molecules or structures that aren't part of a living organism
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kezdjen tanulni
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An element essential for many structures and processes in living organisms
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kezdjen tanulni
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An element required to produce many biological molecules, particularly in plants
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kezdjen tanulni
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A molecule essential for numerous biological processes in living organisms
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kezdjen tanulni
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A chemical reaction that helps to maintain the biological function of an organism
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kezdjen tanulni
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A large area of vegetation, water or another naturally forming environment able to absorb and store atmospheric carbon dioxide
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kezdjen tanulni
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Conversion of atmospheric nitrogen to nitrate by bacteria and cyanobacteria
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kezdjen tanulni
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The role and position of a species in its environment; interactions of a species with the biotic and abiotic factors of its environment
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kezdjen tanulni
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The range of environmental factors a species can occupy without consideration for population limiting factors
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kezdjen tanulni
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The part of a fundamental niche a species occupies due to population limiting factors
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kezdjen tanulni
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The exclusion of a species from a community by another organism better adapted to that particular ecological niche
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kezdjen tanulni
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A species that has a disproportionately large effect on the community in which it lives
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Interspecific relationship kezdjen tanulni
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A relationship or interaction between different species within a community
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kezdjen tanulni
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The number of individuals of a species able to be supported by its habitat
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Population limiting factor kezdjen tanulni
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Any biotic/abiotic factor that limits the continued growth of a population of a species
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kezdjen tanulni
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Reproductive rate is maintained and the population continues to grow limited by resources
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kezdjen tanulni
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The permanent movement of an individual or population of a species into a community
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kezdjen tanulni
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The permanent movement of an individual or population of a species out of a community
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Population change formula kezdjen tanulni
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(Births (B) - deaths (D))+ (Immigration (I) - Emigration (E))
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kezdjen tanulni
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The Lincoln Index allows conservationists to estimate population sizes of individual animal species. Individuals are captured, marked, released back into the population and recaptured.
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kezdjen tanulni
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Development and change in plant communities over time, eventually leading from bare ground to a climax community
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kezdjen tanulni
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Successive, natural changes in plant communities in an area where a previous community has been removed
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kezdjen tanulni
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The first species to colonise an area during primary succession
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kezdjen tanulni
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A more or less stable plant community
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kezdjen tanulni
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A new community forming on a previously barren landscape, composed of pioneer species
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kezdjen tanulni
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An intermediate community observed during ecological succession in an ecosystem advancing towards climax community
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kezdjen tanulni
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A temporary change in an ecosystem that causes a significant change in the behaviour, growth and survival of organisms
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kezdjen tanulni
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An evolved interaction or close living relationship between organisms from different species, usually with benefits to one or both of the individuals involved
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