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Paratism
- one species live on /in the other (host) is harmed (+,-)
Commensalism
- one species benefit while the other is unaffected (+, o)
Marshland
- found along the coast in temperate climates, contains non- woody merging vegetation.
Estuaries
- a coastal body of water, partly surrounded by land, with access to the open ocean and a large supply of fresh water from a river.
Symbiosis
- a long- term interaction between two species in an ecosystem.
Shrubland
- biome around California coast and the Mediterranean Sea, hot summers and mild, rainy winters, contains fire- tolerant shrubs.
Mutualism
- benefit both species (+, +)
Main reservoir
- oceans, ice caps, groundwater.
Decomposition
- releases CO2.
Major reservoirs
- rock and sediment.
Marine Biomes
- oceans, coral reefs, marshland, and estuaries.
Competition
- individuals from different species (interspecific) or same (intraspecific) struggle to obtain limited resources.
Burial of organic life stores
carbon in sediment & fossil fuels.
AP Environmental Science
: Unit 1- Ecosystems.
Main sinks
- the atmosphere, living things, the ocean, sediment, & fossil fuels.
Primary Productivity
- rate at which sunlight is converted into organic compounds over a unit of time.
Biome
- contains characteristic communities of plants and animals that result from, and are adapted to, its climate.
Streams rivers
- A freshwater ecosystem in which the water flows in a current.
Freshwater Biomes
- streams, rivers, ponds, and lakes.
Nitrogen Fixation
- process in which atmospheric nitrogen (N2) is converted by bacteria into a form of nitrogen usable by plants.