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Ecology
Earth
Population
Atmosphere
Scientific Method
100
these migrate or are accidentally introduced into an ecosystem
What is nonnative species?
100
percent of Earth covered by water
What is 70%?
100
formula for doubling time
What is rule of 70. 70/growth rate?
100
region where ozone is located
What is the stratosphere?
100
a scientific prediction, usually written as an If.. then.. statement
What is a hypotheis?
200
responsible for the balance of the entire ecosystem
What is keystone species?
200
cycle that involves the destruction of the lithosphere
What is geologic cycle?
200
the total number of organisms that the ecosystem can handle
What is carrying capacity?
200
region that contains the most molecules
What is the troposphere?
200
the variable that the experimenter changes
What is the independent variable?
300
region of the ocean least likely to contain photosynthetic organisms
What is the abyssal zone?
300
another name for the water cycle
What is hydrologic cycle?
300
species that hover around carrying capacity and generally live long lives
What is k selected species?
300
has the lowest atmospheric pressure
What is the exosphere?
300
things that are kept constant during the experiment
What is a control?
400
lakes that are rich in plant nutrients such as nitrate and phosphorous
What is eutrophic?
400
cycle that contains photosynthesis, respiration, decomposition, and combustion
What is the carbon cycle?
400
survivorship curve of humans
What is type 1?
400
usually found at 30 degrees latitude
What is desert?
400
group set up for comparision reasons
What is control group?
500
zone of a pond or lake near the shore edge where cattails are located
What is littoral zone?
500
process in which molecules travel on earth through organisms, the earth and the atmosphere
What is a biogeochemical cycle?
500
calculated by figuring percent change of a population
What is growth rate?
500
the number 1 factor that influences biomes
What is climate?
500
the variable that is measured (responding variable)
What is the dependent variable?