Population Dynamics

Front

A population is __________________.

Back

a group of organisms of the same species, in the same place, at the same time.

Front

What happens to the moose population if wolves are re-introduced?

Back

The moose population would decline to normal levels.

Front

True or False: The wolf population on Isle Royale is rather unstable throughout this time period.

Back

True.

Front

What is the carrying capacity of the following graph?

Back

1000.

Front

The wolves and moose on Isle Royale are an example of which type of relationship?

Back

predator-prey.

Front

Define carrying capacity.

Back

The maximum number of individuals of a species that an environment can support sustainably.

Front

What is the difference between a population and a community?

Back

A population is a group of the same species, while a community includes different species living together.

Front

What factors can affect population size?

Back

Birth rates, death rates, immigration, and emigration.

Front

Explain the concept of predator-prey dynamics.

Back

The relationship where one organism (predator) hunts and eats another organism (prey), affecting each other's population sizes.

Front

What is the significance of a keystone species?

Back

A species that has a disproportionately large effect on its environment relative to its abundance.