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Biomes and Aquatic

TermDefinition
Biome A grouping of ecosystems that share similar abiotic and biotic conditions
Climate Describes the average conditions, including temperature and precipitation, over long periods in a given area
Weather The day to day conditions in Earth's atmosphere
Climatographs A diagrama that shows an area's average temperature and precipitation
Net primary production The organic matter, or biomass, that remains after cellular respiration
Canopy The dense covering of trees, 50 to 80 meters above ground, in a rain forest, 168
Emergent layer The few tall trees that extend above the canopy in a rain forest
Understory The shorter trees and plants found in a tropical rain forest
Epiphytes A plant that grows on other plants instead of in soil
Deciduous A tree that loses its leaves and stops photosynthesis during the part of the year
Estivation The deep sleep like state that an animal enters when the conditions are dry
Coniferous A tree bearing cones that typically does not lose its leaves
Hibernation The deep sleep like state that an animal enters for most of the winter
Permafrost Permanently frozen soil
Salinity A measurement of the amount of salts dissolved in water
Photic zone The uppermost layer of an aquatic ecosystem, where there is enough sunlight for photosynthesis to occur
Aphotic zone The layer below the photic zone in an aquatic ecosystem, where no sunlight penetrates so photosynthesis cannot occur
Benthic zone The bottom layer of an aquatic ecosystem
Littoral zone The shallow near-shore portion of the photic zone
Limnetic zone The portion of the photic zone that is farther from shore than the littoral zone; no rooted plants are found in this zone
Wetlands An area of land that is flooded with water at least sometime during the year
Flood plain An area alongside a river that periodically floods
Estuaries Body of water, partly enclosed by land, that occurs where fresh, water meets the water of an ocean or inland sea
Upwelling The flow of cold, nutrient-rich water toward the surface of the ocean
Created by: josh937
 

 



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