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Chapter 5 & 6 Vocab.
Chapter 5& 6 Vocabulary Words.
| Question | Answer |
|---|---|
| Monoculture | Farming strategy of planting a single, highly productive crop year after year. |
| Renewable Resource | Resource that can be produced or replaced by healthy ecosystem functions. |
| Nonrenewable Resource | Resource that cannot be replenished by a natural process within a reasonable amount of time. |
| Sustainable Development | Strategy for using natural resources without depleting them and for providing human needs without causing long-term environmental harm. |
| Desertification | Lower land productivity caused by over-farming, overgrazing, seasonal drought, and climate change. |
| Deforestation | Destruction of forests. |
| Pollutant | Harmful material that can enter the biosphere through the land, air, or water. |
| Biological Magnification | Increasing concentration of a harmful substance in organisms at higher trophic levels in a food chain or web. |
| Smog | Gray-brown haze formed by a mixture of chemicals. |
| Acid Rain | Rain containing nitric and sulfuric acids |
| Biodiversity | Total of the variety of organisms in the biosphere; also called biological diversity. |
| Ecosystem Diversity | Variety of habitats, communities, and ecological processes in the biosphere. |
| Species Diversity | Number of different species that makeup a particular area. |
| Genetic Diversity | Sum total of all the different forms of genetic information carried by a particular species, or by all organisms on Earth. |
| Habitat Fragmentation | Splitting of ecosystems into pieces. |
| Ecological Hot Spot | Small geographic area where significant numbers of habitats and species are in immediate danger of extinction. |
| Ecological Footprint | Total amount of functioning ecosystem needed both to provide the resources a human population uses and to absorb the wastes that population generates. |
| Ozone Layer | Atmospheric layer in which ozone gas is relatively concentrated, protects life on Earth from harmful ultraviolet rays in sunlight. |
| Aquaculture | Raising of aquatic organisms for human consumption. |
| Global Warming | Increase in the average temperatures on Earth. |