Population Ecology Review

Front

What factor describes when populations increase because animals are moving into a population?

Back

Immigration

Front

What factor describes when populations decrease because animals are moving out of a population?

Back

Emigration

Front

What does the graph represent? Options: Emigration, Exponential growth, Immigration, Logistic Growth

Back

Exponential growth

Front

What causes growth to stop in the 3rd phase of logistic growth? Options: Emigration, Immigration, Exponential Growth, Carrying Capacity

Back

Carrying Capacity

Front

True or False: Limiting factors can be population dependent and population independent.

Back

True

Front

Which limiting factor would increase due to the number of individuals in a population?

Back

Disease

Front

Which limiting factor is independent of the number of individuals in a population? Options: competition, parasitism/disease, stress, natural disasters

Back

natural disasters

Front

Which of the following is TRUE of predator/prey relationships? Options: The amount of prey does not affect the number of predators., Herbivores are limited by the number of prey in an ecosystem., Humans are not considered predators., The number of predators is determined by available prey.

Back

The number of predators is determined by available prey.

Front

To measure population density, you must divide the number of individuals living in a defined space by the

Back

area of the space

Front

Nesting birds often space themselves evenly from other nests. This pattern is called

Back

uniform dispersion.