Chapter 4.2 Teresstrial & Aquatic Ecosystems Flashcards
A large geographical region with a specific range of temperatures and precipitation, and the organisms that are adapted to those conditions of temperature and precipitation.
Biome.
The upper layer of vegetation in a forest.
Canopy.
Permanently frozen soil.
Permafrost.
Soil above the permafrost that is swampy or boggy in the summer.
Muskeg.
Below the canopy layer; usually shrubs and smaller trees.
Understorey.
The area from the shore of a lake or pond to the point where no more plants grow in the lake bottom.
Littoral Zone.
The area of a lake or a pond in which there is open water and sufficient light for photosynthesis to occur.
Limnetic Zone.
Autotrophic and heterotrophic microorganisms found in the limnetic zen of a lake or pond.
Plankton.
The region of a lake beneath the limnetic zone, in which there is insufficient light for photosynthesis to occur.
Profundal Zone.
The upper layer of vegetation in a forest.
Canopy.
Permanently frozen soil.
Permafrost.
Soil above the permafrost that is swampy or boggy in the summer.
Muskeg.
Below the canopy layer; usually shrubs and smaller trees.
Understorey.
The area from the shore of a lake or pond to the point where no more plants grow in the lake bottom.
Littoral Zone.
The area of a lake or a pond in which there is open water and sufficient light for photosynthesis to occur.
Limnetic Zone.
