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PSSA Unit 12

Ecology PSSA Terms

TermDefinition
Biotechnology Engineering The application of biotechnology to design processes, products and structures that improve the quality of life.
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.
Engineering The application of scientific, physical, mechanical and mathematical principles to design processes, products and structures that improve the quality of life
Ergonomical Of or relating to the design of equipment or devices to fit the human body’s control, position, movement and environment.
Hazardous Waste A solid that, because of its quantity or concentration or its physical, chemical or infectious characteristics, may cause or pose a substantial present or potential hazard to human health or the environment when improperly managed.
Incinerating Burning to ashes; reducing to ashes.
Nonpoint Source Polution Contamination that originates from many locations that all discharge into a location (e.g., a lake, stream, land area).
Point Source Pollution Pollutants discharged from a single identifiable location (e.g., pipes, ditches, channels, sewers, tunnels, containers of various types).
Risk Management A strategy developed to reduce or control the chance of harm or loss to one’s health or life; the process of identifying, evaluating, selecting and implementing actions to reduce risk to human health and to ecosystems.
Waste Stream The flow of (waste) materials from generation, collection and separation to disposal.
Created by: gmanwiller
 

 



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