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PssaScienceGlossary

QuestionAnswer
ecosystem A community of living organisms and their interrelated physical and chemical environment.
environment The total of the surroundings influencing each living being's existence, including physical, biological and all other factors; the surroundings of a plant or animals including other plants or animals, climate and location.
homeostasis The tendency for a system to remain in a state of equilibrium by resisting change.
abiotic A nonliving factor or element (e.g., light, water, heat, rock, energy, mineral).
biomes A community of living organisms of a single major ecological region.
niche The role played by an organism in an ecosystem; its food preferences, requirements for shelter, special behaviors and the timing of its activities (e.g., nocturnal, diurnal), interaction with other organisms and its habitat.
Consumer Those organisms that obtain energy by feeding on other organisms and their remains.
Decomposer An organism, often microscopic in size, that obtains nutrients by consuming dead organic matter, thereby making nutrients accessible to other organisms; examples of decomposers include fungi, scavengers, rodents and other animals.
Shredder Through chewing and/or grinding, microorganisms feed on non-woody coarse particulate matter, primarily leaves.
Dichotomous Divided or dividing into two parts or classifications.
Pest A label applied to an organism when it is in competition with humans for some resource.
Integrated pest management A variety of pest control methods that include repairs, traps, bait, poison, etc. to eliminate pests.
Created by: 21szymczyk.rya
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