Exam 18: Landscape Ecology

A set of spatially separated subpopulations connected by the movement of individuals, is referred to as a(n)________.

Wind can function as an agent of disturbance.

Plants adapted to living at the edges of forests are usually tolerant of shade.

The Indigo Bunting is an example of a(n)________ species.

The intensity of a disturbance is measured by the proportion of total biomass or the population of a species that is killed or eliminated by a disturbance.

Animals can function as agents of disturbance.

The ________ of a disturbance is measured by the spatial extent of the impact of a disturbance relative to the size of the affected landscape.

Which of the following statements is TRUE?

Explain the role of disturbances in the shifting-mosaic view of the landscape.

Strips of habitat that connect habitat patches are referred to as ________.

MacArthur and Wilson's theory of ________ was developed to explain the number of species on islands, but it has been applied to patches of habitat as well.

Stable, permanent edges along landscape patches are called ________ edges.

The theory of island biogeography predicts that the extinction rate is greater on large islands than on small islands.

The relatively homogeneous areas that make up the landscape mosaic are called

The greater the contrast between two adjoining habitat patches, the greater the diversity of species living along the border between the two patches.

Identify and describe three forms of anthropogenic disturbance, specifying what type of damage results from each.

The place where the edge of one landscape patch meets the edge of another is called a(n)________.

A(n)________ species lives within the borders of a habitat patch, avoiding edges where habitat change is abrupt.

The ________ of a disturbance is the mean number of disturbances that occur within a particular time interval.

Define the role of corridors in fragmented environments and explain how they can function as filters.