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chapter 6

work

TermDefinition
biome a group of ecosystems that share similar abiotic and biotic conditions
climate describes the average conditions including temperature and precipitation
weather the day to day conditions in Earth's atmosphere
climatographs used to describe conditions in a biome
net primary production the organic matter or biomass that remains after cellular respiration
canopy a dense covering that towers 80 -50 feet above the ground
emergent layer the top layer of the rainforest
understory shorter trees and plants make up the
epiphytes plants that grow on other plants instead f in soil
deciduous deciduous trees lose their leaves and stop photosynthesis during part of the year
estivation when conditions are dry some animals enter a deep sleep like period of dormant called
coniferous trees that produce seed bearing cones
hibernation a deep sleep like state that an animal enters for most of the winter
permafrost underground soil remains frozen all year round and is called
salinity measures the amount of salts dissolved in water
photic zone where there is enough sunlight for photosynthesis is called
aphotic zone below the photic zone
benthic zone the very bottom of a body of water is called the
littoral zone the shallow near shore portion of the photic zone is named the
limnetic zone this zone is farther from the shore where there are no rooted plants
wetlands areas of land that are flooded with water atleast part of the year
flood plain areas nearest a rivers course that are flooded periodically are said to be within the rivers
estuaries are bodies of water partly enclosed by land
upwelling the vertical flow of cold nutrient rich water towards the surface
Created by: MRGREEN
 

 



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