Exam 5: Biodiversity, Species Interactions, and Population Control

____________________ is the combination of all factors that act to limit the growth of a population.

Plants such as bromeliads share a commensalism interaction with large trees in tropical and subtropical forests by attaching to the trunks or branches of the trees. The bromeliads are an example of ____.

When two or more species compete with one another their niches are said to ____________________.

When two different species interact over a long time, changes in the gene pool help both species to become more competitive or avoid competition. This is called _______________,

When populations of two different species interact over long periods of time, changes in the gene pool of one species can lead to changes in the gene pool of the other. What is this called?

There are ____ limits to population growth in nature.

A group of interbreeding individuals of the same species in the same geographic region is called a(n)____.

What method of hunting prey do Arctic foxes use?

Scientists have changed their view about a stable type of climax community as the end product of succession and are now suggesting we can not predict the course of succession.

Describe the three factors ecologists have identified that affect how and at what rate succession occurs.