| A | B |
|---|
| abiotic | nonliving factor (light, temp, etc) |
| acid deposition | precipitation with pH less than 5.6, forms from pollutants mixing with water vapor |
| allele | any of a set of possible forms of a gene |
| biochemical conversion | changing of organic matter into other chemical forms |
| Biological diversity | The variety and complexity of species present and interacting in an ecosystem and the relative abundance of each |
| Biomass conversion | The changing of organic matter that has been produced by photosynthesis into useful liquid, gas or fuel |
| Biomedical technology | The application of health care theories to develop methods, products and tools to maintain or improve homeostasis |
| Biomes | A community of living organisms of a single major ecological region |
| Biotechnology | The ways that humans apply biological concepts to produce products and provide services |
| Biotic | An environmental factor related to or produced by living organisms |
| Carbon chemistry | science of the composition, structure, properties and reactions of carbon based matter, especially of atomic and molecular systems |
| Closing the loop | A link in the circular chain of recycling events that promotes the use of products made with recycled materials |
| Commodities | Economic goods or products before they are processed and/or given a brand name, such as a product of agriculture |
| Composting | process of mixing decaying leaves, manure and other nutritive matter to improve and fertilize soil. |
| Construction technology | The ways that humans build structures on sites |
| Consumer (ecological) | organisms that obtain energy by feeding on other organisms and their remains |
| Decomposer | organism, often microscopic in size, that obtains nutrients by consuming dead organic matter, thereby making nutrients accessible to other organisms |
| Delineate | trace the outline; to draw; to sketch; to depict or picture |
| Desalinization | remove salts and other chemicals from sea or saline water |
| Dichotomous | Divided or dividing into two parts or classifications |
| Ecosystem | community of living organisms and their interrelated physical and chemical environment |
| Electronic communication | System for the transmission of information using electronic technology |
| Embryology | dealing with the development of living things from fertilized egg to its developed state |
| Endangered species | species that is in danger of extinction |
| Engineering | application of scientific, physical, mechanical and mathematical principles to design processes, products and structures |
| Environment | total of the surroundings (air, water, vegetation, wildlife) influencing each living being’s existence |
| Enzyme | protein that increases the rate of a chemical reaction without being changed by the reaction |
| Equilibrium | ability of an ecosystem to maintain stability among its biological resources |
| Ergonomical | Of or relating to the design of equipment or devices to fit the human body’s control, position, movement and environment |
| Evolution | process of change that explains why what we see today is different from what existed in the past |
| Extinction | The complete elimination of a species from the earth |
