BIODIVERSITY #2

What is biodiversity?

• a type of ecosystem

• how an ecosystem changes

• the variety of life on earth

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Biodiversity includes which of the following:

• species diversity

• economy diversity

• ecosystem diversity

• genetic diversity

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Which of the following is affecting our biodiversity?

• draining wetlands

• building houses and roads

• cutting down trees

• using our natural resources

What is an invasive species?

• an organism that IS native to an area and causes harm to the environment/humans

• an organism that is NOT native to an area and causes harm to the environment/humans

• an organism that is NOT native to an area and helps the environment/humans

• an organism that IS native to an area and helps the environment/humans

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There are very few of a species left and it could become extinct.

• Endangered

• Threatened

Characterized by declining numbers, need for habitat improvement, and at risk for becoming endangered.

• Endangered

• Threatened

Also known as "island species" these organisms are found only one place on earth.

• Endemic Species

• Pandemic Species

Threatened species are also called "vulnerable species."

• True

• False

Which of the following forbids the U.S. government and its citizens from harming endangered or threatened species and their habitats?

• the Environmental Protection Agency
• Species Survival Plan
• the Endangered Species Act
• The Convention on International Trade in Endangered Species

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The major cause of extinction is ____________________.

• habitat fragmentation
• habitat destruction
• pollution
• poaching

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