6.1 A Changing Landscape
6.2 Using Resources Wisely
6.3 Biodiversity
6.4 Meeting Ecological Challenges
Vocabulary
100
Development, Tourism, Agriculture.
What three human activities have transformed the biosphere?
100
A renovable resource.
What is topsoil?
100
The sum of all the genetic diversity among all the organism in the biosphere.
What is biodiversity?
100
Pollution, deforestation, climate.
Llist three factors that will affect the future of the biosphere?
100
The removal of soi by water or wind.
What is erosion?
200
Renewable Resources.
What do healthy ecosystems produce or replace?
200
By the drain water, it forms naturally all over the earth.
How does topsoil form?
200
Is the total of all genetic information carried in living things.
What is genetic diversity?
200
The decline in the fish catches since 1997.
What does over-fishing caused?
200
A part of the atmosphere that blocks UV rays of the sun from reaching Earth's surface.
What is the ozone layer?
300
Is the cultivation of a single crop.
What is monoculture?
300
Is a harmful material that can enter the biosphere.
What is a pollutant?
300
Is the variety of habitats, communities, and ecological processes in biosphere.
What is Ecosystem Diversity?
300
Cancer, damage eyer, reduces resistance to disease.
What does UV radiation causes?
300
Any harmful material that enters the biosphere.
What is pollutant?
400
Provides for humans needs while perserving the ecosystem that provide renewable resources.
What is Sustainable development?
400
Is the wearing away of surface soil by water and wind.
What is soil erosion?
400
The number of different species in an are or in the biosphere.
What is Species diversity?
400
Is the amount of land and water needed to provide resources.
What is an ecological footprint?
400
The farming of fish and other aquatic organisms for food.
What is aquaculture?
500
Non-renewable Resources.
What source provides most of the energy gor industrial production?
500
Converts into desert.
What happens to farmland during desertification?
500
Pollution, hunting, destruying habitat, contributing climate.
What are four ways that human activity reduces biodiversity?
500
The rise in the biosphere's average temperature, and climate.
What is Global warming?
500
The process in which pollutants become more concentrated in the bodies of high tropical level organisms.
What is biological magnification?
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