Environmental Biology Exam 2.2
Wetland
Saturated by water, hydrophytic plants.
Nekton
Free swimming organisms.
Epifauna
Live on ocean floor substrate.
Infauna
Burrow in ocean floor sediment.
Oxbow
Portion of stream becomes isolated due to meandering.
Delta
Many braided streams at mouth of river.
Stream Flow
Determines size of sediments. Fast = all but big rocks moved, slow = small rocks, sand, and mud.
Parasitoid
Lay eggs in or near other insect hosts, developing larvae consume host larvae.
Autochthonous
From within the system.
Allochthonous
From without the system.
Percolation
Movement of chemicals through soil.
Interception
Catching of precipitation before it reaches ground (e.g. trees).
Oxygen Cycle
Atmosphere –> respiration/photosynthesis –> decaying matter.
Rhizosphere
Root zone, where bacteria fix nitrogen.
Monroe County Forest Types
Mixed oak, scrub oak, chestnut oak, hemlock – white pine.
Glacial Till
Soil mixed and left behind by retreating glaciar.
Riverine
Associated with rivers and streams.
Palustrine
Marshes.
Wetland Regulatory Definition
“Freshwater wetland means an area that is inundated or saturated by surface water or groundwater at a frequency and duration sufficient to support, and than under normal circumstances does support, a prevalence of vegetation typically adapted for life in saturated soil conditions, commonly known as hydrophytic vegetation . . .”
Sedimentary Cycle
Salt and rock, weathering.
Taiga
Cranberry bog.
Troposphere
Where life exists, lowest atmospheric layer.
Stratosphere
Above troposphere, contains ozone.
Thermocline
Where temperature begins to drop rapidly over short distance.
Estuarine
Transition zone from fresh to salt water.
Lacustrine
Associated with lakes.
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