A Changing Landscape
Using Resources Wisely
Biodiversity
Meeting Ecological Challenges
100
A resource that can be produced again by a healthy ecosystem
Renewable resources
100
The wearing way of surface soil by water and wind
Soil erosion
100
True or false. Habitat fragmentation increases the impact of hunting endangered species.
True
100
The increase in average temperature is called...
Global Warming
200
The practice of planting a single productive crop, year after year
Monoculture
200
What is deforestation?
The loss of forests
200
The total of all the genetically based variations in all organisms is...
Biodiversity
200
What is the farming of aquatic animals?
Aquaculture
300
Name 2 examples of non-renewable resources
Fossil fuels and natural gas
300
What is a pollutant?
A harmful material that can enter the biosphere
300
Places where significant numbers of habitats and species are in immediate danger of extinction
Ecological hot spots
300
True or false. The average American has an ecological footprint over four times larger than the global average.
True
400
Provides for human needs while preserving the ecosystem that provides renewable resources
Sustainable development
400
Many chemical pollutants become concentrated in organisms at higher trophic levels of food chains through...
Biological Magnification
400
Variety of habitats, communities, and ecological processes in the biosphere
Ecosystem diversity
400
True or false. The ozone layer is located between 20 and 50 kilometers above Earth's surface.
True
500
What source provides most of the energy for industrial production?
Fossil fuels
500
A mixture of chemicals formed from emissions form cars and industry is...
Smog
500
True or false. The current rate of species loss is 10 times the typical rate of extinction
False. 1000 times*
500
What is the ecological footprint?
Describes the total area of land and resources needed to provide resources for and individual or a community
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