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Vocab

TermDefinition
Ecosystem a community of living organisms and their interrelated physical and chemical environment
Environment the surroundings or conditions in which a person, animal, or plant lives or operates
Homeostasis the tendency for a system by resisting change to remain in a state of equilibrium
Abiotic a nonliving factor or element
Biotic an environmental factor related to or produced by living organisms
Biomes a large naturally occurring community of flora and fauna occupying a major habitat, forest or tundra
Niche the role played by an organism in an ecosystem
Consumer those organisms that obtain energy by feeding on other organisms and their remains
Decomposer an organisms often microscopic in size, that obtain nutrients by consuming dead organic matter
Shredder through chewing and/or grinding, microorganisms feed on non-weedy coarse particulate matter, primarily leaves
Dichotomous exhibiting or characterized by dichotomy
Pest a label applied to an organism when it is in competition with humans for some resource
Integrated pest management an ecosystem-based strategy that focuses on long-term prevention of pests or their damage through a combination of techniques such as biological control, habitat manipulation, modification of cultural practices, and use of resistant varieties
Acid deposition precipitation with a pH less than 5.6 that forms in the atmosphere when certain pollutants mix with water vapor
Stream order size and order of stream directly relates to the organisms that can be found in that habitat
Topographic map A map that shows the physical features of earth
Watershed the land area from which surface runoff drains into a stream, channel, lake, reservoir or other body of water
Wetlands lands where water saturation is the dominant factor determining the nature of the soil development and the plant and animal communities
Hydrology the branch of science concerned with the properties of the earth's water, especially its movement in relation to land
Ground water water that infiltrates the soil and is located in underground reservoirs called aquifers
Mitigation the action of reducing the severity, seriousness, or painfulness of something
Lentic relating to or living in still water
Lotic relating to or living in actively moving water
Created by: 22harrell.kam