Any area where evaporation occurs at a faster rate than precipitation falls.
Desert
a treeless biome with a layer of permanently frozen soil called permafrost beneath the surface
Tundra
A group of interacting populations that occupy the same area at the same time
BIOLOGICAL COMMUNITY
Area closest to shore; includes algae, rooted and floating plants, snails, clams
LITTORAL ZONE
Any abiotic factor or biotic factor that restricts the numbers, reproduction, or distribution of organisms
Limiting Factor
Characterized by grasses and scattered trees in climates with less precipitation than other tropical areas
Tropical Savannah
a broad band of dense evergreen forest
Boreal Forest
The process of one community replacing another as a result of changing abiotic and biotic factors
ECOLOGICAL SUCCESSION
The open water area: Well lit and full of plankton
LIMNETIC ZONE
The ability of any organism to survive when exposed to abiotic or biotic factor
Tolerance
Has a wet season and a dry season, Occur in Africa, South America and Central America.
Tropical Seasonal Forest
an ecosystem that forms where a freshwater river or stream merges with the ocean
Estuary
The establishment of a community in an area of bare rock that does not have topsoil
PRIMARY SUCCESSION
Deepest area of a lake ; much colder and has less oxygen
PROFUNDAL ZONE
The condition of the atmosphere at a specific place and time
Weather
Has warm temperatures and lots of rainfall throughout the year
Tropical Rainforest
found on many continents; are called various names depending on where they are located,. Supports a thick cover of grasses.
Grasslands
A stable, mature community in which there is little change in the number of species
CLIMAX COMMUNITY
Is a narrow band where the ocean meets land
INTERTIDAL ZONE
The average weather conditions in an area, including temperature and precipitation
CLIMATE
Areas of land that are saturated with water and support aquatic plants
Wetlands
areas surrounding the Mediterranean Sea, along the western coasts of North and South America, in South Africa and in Australia
Woodlands
Is the orderly and predictable change that takes place after a community of organisms has been removed but the soil remains
SECONDARY SUCCESSION
Is the area in the pelagic zone from the surface of the water down to about 200 m.
PHOTIC ZONE
The distance of any point on the surface of the earth North or South of the equator
Latitude