Exam 29: Habitat Loss, biodiversity, and Conservation

Endemic species are in imminent danger of becoming extinct.

Aquatic environments are not affected by the introduction of exotic species.

The primary cause of modern extinctions is climate change.

The area of suitable habitat necessary to ensure the long-term survival of a species is called the minimum ________ area.

Most species of plants and animals have small,restricted geographic ranges.

The American crow is found throughout much of the United States and is therefore an example of a(n)________ species.

The minimum viable population size is highest for which group of organisms?

Which of the following is an example of intensive restoration?

According to the IUCN,the most protected types of areas are nature reserves and ________ areas.

The goal of ________ ecology is to return an ecosystem to a close approximation of its conditions prior to disturbance through the application of ecological principles.

An endemic species is best defined as a species that

A small area has proportionately more habitat edges than a large area.

The dispersal of plants and animals from one reserve to another within a network of reserves is best accomplished by

Conservationists refer to the number of individuals necessary to ensure the long-term survival of a species as the effective population size.

The primary cause of current species extinctions is the destruction of ________.

The continent of ________ experienced the greatest annual loss of forest cover from 2000 through 2010.

Which trait makes a species vulnerable to extinction?

Moral reasons to reduce human impacts on other species and their habitats fall within the realm of environmental ________.

Genetic models suggest that the size of a population required to ensure the long-term survival of a species is higher for annual plants and invertebrates than for mammals.