Unit 3: Human Populations & Worldviews Vocabulary

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15 Terms

1

population growth rate

a measure of how fast a given population grows,

The birth rate of a population minus the death rate

<p>a measure of how fast a given population grows,</p><p>The birth rate of a population minus the death rate</p>
2

population density

Number of individuals per unit area

<p>Number of individuals per unit area</p>
3

overpopulation

the presence of too many individuals in an area for the available resources

<p>the presence of too many individuals in an area for the available resources</p>
4

carrying capacity

the maximum number of individuals of a particular species that a particular environment can support indefinitely

<p>the maximum number of individuals of a particular species that a particular environment can support indefinitely</p>
5

infant mortality

the number of infant deaths per 1,000 live births

<p>the number of infant deaths per 1,000 live births</p>
6

developed country "1st world country"

a country with a strong economy and a high standard of living

<p>a country with a strong economy and a high standard of living</p>
7

developing country "third world country"

- country with a less-productive economy and a lower quality of life

<p>- country with a less-productive economy and a lower quality of life</p>
8

demographic transition

a dramatic change from high birthrates and death rates to low birthrates and death rates

<p>a dramatic change from high birthrates and death rates to low birthrates and death rates</p>
9

zero population growth

occurs when the birth rate equals the death rate

<p>occurs when the birth rate equals the death rate</p>
10

exponential growth

Population increase under ideal conditions, when r > 0. Forms a J-shaped curve.

<p>Population increase under ideal conditions, when r &gt; 0. Forms a J-shaped curve.</p>
11

population overshoot

population growth above carrying capacity

<p>population growth above carrying capacity</p>
12

industrialization

transition from an agricultural society to one based on industry

<p>transition from an agricultural society to one based on industry</p>
13

limiting factor

anything that restricts the number of individuals in a population

<p>anything that restricts the number of individuals in a population</p>
14

density-dependent limiting factor

limiting factor that depends on population density

<p>limiting factor that depends on population density</p>
15

density-independent limiting factor

limiting factor that affects all populations in similar ways, regardless of population size

<p>limiting factor that affects all populations in similar ways, regardless of population size</p>