Exam 15: Endangered Species and Protected Areas

Animals with larger body sizes are more vulnerable to extinction because ________.

Once the most abundant land bird on Earth, ________ has been extinct since 1914.

COSEWIC's role under SARA is ________.

Of the 16 chinook salmon populations studied by COSEWIC ________ are endangered.

Prairie dogs have nearly been driven to extinction as a result of ________.

Conservation methods would never advocate the culling of one species to save another.

________ are considered biodiversity "hot spots."

________ was an important international agreement to protect biodiversity that emerged from the World Summit on Sustainable Development held in Rio de Janeiro in 1992.

The last Javan rhinoceros in Vietnam was shot in ________.

Estimates suggest that ________ of tropical rain forests have already disappeared.

Canada's endangered species legislation is called ________.

Canada withdrew from the Whaling Convention ________.

What does the Convention on Biological Diversity require its signatories to do?

An animal is considered ecologically extinct when it is ________.

Why has Canada's current endangered species legislation been criticized?

________ does NOT contribute to habitat change.

Raptors are particularly good indicators of chemical degradation of habitats through pesticides.

CITES controls and monitors the international trade of sea turtles.

Humans use 40 per cent of the planet's net primary productivity (NPP).

List five characteristics that make species especially vulnerable to extinction.