DSST Env.Sci. Chp 13 Word Scramble
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Question | Answer |
age-structure histogram | illustration that depicts in comparative ways the age and sex of a population |
agricultural revolution | change from a hunting and gathering society to an agricultural society that began about 10,000 years ago |
biotic potential | rate at which a population would grow if every new individual survived to adulthood and reproduced at maximum capacity; the characteristic maximum growth rate for a population |
carrying capacity | the maximum number of individuals an environment can support for a long period of time |
demographer | one who is involved with the statistical science dealing with the distribution, density, and vital statistics of human populations |
demographic transition | theory that states that the economic and social progress of the industrial revolution affects a population in three stages |
emigration | act of organisms leaving one area to locate in another |
environmental refugees | people driven from their homes by severe environmental damage |
environmental resistance | the combined effect of all the factors that limit population growth |
family planning | practice of people who take measures to ensure that they will have the size of family they want |
hunter-gatherers | people who obtain their food by hunting, fishing, and gathering wild plant foods |
immigration | act of organisms moving into one area from another |
J-curve | curved line showing exponential growth |
limiting resources | those resources that limit the growth of a certain population |
overpopulation | condition in which an area cannot support its human population with its available resources, or in which the population, because of growth, suffers problems that affect its general welfare |
S-curve | curved line that shows a population reaching its carrying capacity and then falling below it |
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