populations
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
---|---|---|---|---|---|
age structure | the classification of members of a population into groups according to age or the distribution of members of a population in terms of age
🗑
|
||||
agricultural revolution | the change from a hunting and gathering society to an agricultural society that began about 10,000 years ago
🗑
|
||||
birth rate | the number of births that occur in a period of time in a given area
🗑
|
||||
carrying capacity | the largest population that an environment can support at any given time
🗑
|
||||
death rate | the number of deaths that occur in a period of time in a given area
🗑
|
||||
density- independent factor | a variable that affects a population regardless of the population density such as climate
🗑
|
||||
density- dependent factor | a variable that affected by the number of organisms present in a given area
🗑
|
||||
developed country | a modern industrialized country in which people are generally better educated and healthier and live longer than people in developing countries do
🗑
|
||||
developing country | a country in which the society is less modern and less industrialized and in which inhabitants are generally poorer than they are in developed countries
🗑
|
||||
demographic transition | the general pattern of demographic change from high birth and death rates to low birth and death rates as observed in the history of more developed countries
🗑
|
||||
emigration | the movement of a group of people or individuals out of an area
🗑
|
||||
exponential model | a model of population growth in which a constant and unlimited growth rate results in geometric increases in population size
🗑
|
||||
growth rate | an expression of the increase in the size of an organism or population over a given period of time
🗑
|
||||
hunter gatherer lifestyle | a way of life in which people obtain their food by hunting and gathering wild animals and plants
🗑
|
||||
dispersion | in ecology the pattern of distribution of organisms in a population
🗑
|
||||
immigration | the movement of an individual or group into an area
🗑
|
||||
interbreeding | the crossing or mating of plants or animals with close relatives
🗑
|
||||
life expectancy | the average length of time that an individual is expected to live
🗑
|
||||
limiting factor | an environmental factor that prevents an organism or population from reaching its full potential or distribution or activity
🗑
|
||||
logistic model | a model of population growth that assumes that finite resource levels limit population growth
🗑
|
||||
population | a group of organisms of the same species that live in a specific geographical area and interbreed
🗑
|
||||
population density | the number of individuals of the same species that live in a given unit of area
🗑
|
||||
survivorship curve | a graph of the mortality data of a population; indicates the probability that individuals will survive to any given age
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
campbellm19
Popular Biology sets