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Biology- Chap 6
Vocabulary
| Question | Answer |
|---|---|
| The practice of farming | agriculture |
| Farming strategy in which large fields are planted with a single crop, year after year. | monoculture |
| The development of highly productive crop strains and the use of modern agricultural technologies to increase yields of food crops. | green revolution |
| Can regenerate if they are alive or can be replenished by biochemical cycles if nonliving. | renewable resources |
| Cannot be replenished by natural processes. | nonrenewable resources |
| A way of using natural resources without depleting them and of providing for human needs without causing long-term environmental harm. | sustainable development |
| The wearing away of surface soil by water and wind. | soil erosion |
| In areas with dry climates, a process caused by a combination of poor farming practices, overgrazing, and drought that turns productive land into desert. | desertification |
| Destruction of forests. | deforestation |
| The raising of aquatic animals for human consumption. | aquaculture |
| Mixture of chemicals that occurs as a gray-brown haze in the atmosphere; a pollutant. | smog |
| A harmful material that can enter the biosphere through the land, air, or water | pollutant |
| The sum total of the genetically based variety of all organisms in the biosphere. | biodiversity |
| The variety of habitats, communities, and ecological processes in the living world. | ecosystem diversity |
| The number of different species in the biosphere. | species diversity |
| The sum total of all the different forms of genetic information carried by all organisms living on Earth today. | genetic diversity |
| When a species disappears from all or part of its range. | extinction |
| A species whose population size is declining in a way that places it in danger of extinction. | endangered species |
| Splitting of ecosystems into small fragments. | habitat fragmentation |
| Increasing concentration of a harmful substance in organisms at a higher trophic level. | biological magnification |
| Plants and animals that have migrated to places where they are not native. | invasive species |
| The wise management of natural resources. | conservation |
| Atmospheric layer in which ozone gas is relatively concentrated. | ozone layer |
| The increase in the average temperature of the biosphere. | global warming |
| Rain containing nitric and sulfuric acids | acid rain |
Created by:
Olivia13
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