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5.1 Types of Biodiversity and Mass Extinctions 5.3 Conserving Biodiversity

Terms in this set (13)

What is a hot spot?
An area that has at least 1500 species of vascular plants are endemic which means they are found nowhere else on Earth
What is the difference between renewable and nonrenewable natural resources?
Resources that are replaced by natural processes faster than they are consumed are called renewable resources. Resources that are found on Earth in limited amounts or those that are replaced by natural processes over extremely long periods of time are called nonrenewable resources.
What is an example of a renewable resource?
Wind, solar, geothermal, hydroelectric,
What is an example of a non-renewable resource?
Fossil Fuels (coal, oil, gas)
What does sustainable usage mean?
Sustainable use means using resources at a rate in which they can be replaced or recycled while preserving the long-term environmental health of the biosphere.
What are the two types of ecosystem (biodiversity) restoration.
1.Genetic diversity
2.Species diversity
What is biological augmentation?
Adding natural predators to a degraded ecosystem is called biological augmentation.
What is an example of biological augmentation?
Using ladybugs to kill pests in a corn field rather than a pesticide
What is bioremediation?
The use of living organisms, such as prokaryotes, fungi, or
plants, to detoxify a polluted area is called bioremediation.
What is an example of bioremediation?
Using oil eating bacteria to clean up oil spills
What are the 3 types of biodiversity?
1. Genetic diversity
2. Species diversity
3. Ecosystem diversity
What is a mass extinction?
Mass extinction is an event in which a large percentage of all living species become extinct in a relatively short period of time.
Why do scientists think a mass extinction might be occurring now?
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