Relier Pairs Population EcologyVersion en ligne Matching par Bridget Ward 1 Random Population Dispersion 2 population growth rate (PGR) 3 Uniform Population Dispersion 4 Density-Independent Factors 5 Dispersion 6 Emigration 7 R Strategists 8 Zero population growth (ZPG) 9 K Strategist 10 Density-Dependent Factors 11 Immigration 12 Clumped Population Dispersion 13 Carrying Capacity (k) 14 Population Density Short life span Small body size Reproduce quickly Have many young Little parental care Ex: cockroaches, weeds, bacteria how fast a given population grows Population Growth Rate = Birth + Immigration – Emigration – Death The number of organisms in an area Long life span Large body size Reproduce slowly Have few young Provides parental care Ex: humans, elephants The maximum population size that can be supported by the available resources Any factor in the environment that does NOT depend on the number of members in a population per unit area Number of Individuals Moving Into a Population occurs when the birthrate equals the death rate Number of Individuals Moving Out of a population the pattern of spacing of a population Any factor in the environment that depends on the number of members in a population per unit area
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