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PSSA Vacob

Ecosystem a biological community of interacting organisms and their physical environment.
Environment the surroundings or conditions in which a person, animal, or plant lives or operates.
Homeostasis the tendency toward a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes.
abiotic physical rather than biological; not derived from living organisms.
biotic relating to or resulting from living things, especially in their ecological relations.
Biome a large naturally occurring community of flora and fauna occupying a major habitat, e.g., forest or tundra.
Niche a shallow recess, especially one in a wall to display a statue or other ornament.
acid deposition acid deposition, is a broad term that includes any form of precipitation
stream order Stream order is a measure of the relative size of streams.
topographic map In modern mapping, a topographic map is a type of map characterized by large-scale detail and quantitative representation
watershed an area or ridge of land that separates waters flowing to different rivers, basins, or seas.
wetlands land consisting of marshes or swamps; saturated land.
hydrology the branch of science concerned with the properties of the earth's water, especially its movement in relation to land.
groundwater water held underground in the soil or in pores and crevices in rock.
mitigation the action of reducing the severity, seriousness, or painfulness of something.
lentic inhabiting or situated in still, fresh water.
lotic inhabiting or situated in rapidly moving fresh water.
consumer a person or thing that eats or uses something.
decomposer an organism, especially a soil bacterium, fungus, or invertebrate, that decomposes organic material.
shredder a machine or other device for shredding something, especially documents.
dichotomous exhibiting or characterized by dichotomy.
pest a destructive insect or other animal that attacks crops, food, livestock, etc.
integrated pest management s a broad-based approach that integrates practices for economic control of pests
Created by: 22brown.owe



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