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Vocabulary
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General Questions
Miscellaneous
100
Something that controls the growth or size of a population is a _______________.
What is limiting factor.
100
When an individual moves into one population from a different population, it is called _____________.
What is immigration.
100
Living things are examples of ...
What are biotic factors.
100
There are about four million births per year in the United States. This statistic is a population dynamic called ____________.
What is birthrate.
200
Demography is the scientific study of _________________
What is human populations.
200
Under ideal conditions with unlimited resources, a population will grow _________________.
What is exponentially.
200

What is number of males and females of each age in a population.

What is age structure. 

200
___________can limit the size of populations by weakening their hosts, resulting in disease or death.
What is Parasites.
300

What is changes in a population from high birth and death rates to low birth and death rates

What is Demographic transition

300

What is the number of individuals per unit area.

What is Population Density

300
Affect all populations, regardless of their size
What is density independent factors.
300
What can be said about the growth of a country whose age structure graph has a large amount of individuals in the pre-reproductive age group?
What is it will increase.
400
During some kinds of population growth, the size of each generation of offspring is larger than the generation before it. So, as the population gets larger, it grows more quickly. This situation is called ______________.
What is exponential growth.
400
Emigration can cause a population to ______________ in size.
What is decrease.
400

                   a limiting factor that DEPENDS on a population density.

What is Density Dependent Factor

400
One of the best-known mechanisms of population control is the _____-_______ relationship.
What is predator-prey.
500
The movement of individuals into a country is called ______________.
What is immigration.
500
Predation is a positive benefit to the population of prey organisms because it tends to keep them below their _________________.
What is carrying capacity.
500
Water lilies do not grow in desert sand because water availability to these plants in a desert is considered a what?
What is limiting factor.
500
The population of a country whose age structure has many more people over 40 years of age than children will probably __________ rapidly in the future.
What is decrease.