Exam 16: Community Interactions

The biome with permafrost is

The term "ecological succession" refers to

A tapeworm living in a person's intestine is

The temperature does not go below freezing in the

If a forest fire destroys a region of the forest,

An animal that serves as food for other animals is a

The interaction between two organisms, called commensalism,

Animal A kills animal D for food; animal C lives in animal D but does not harm D; animal B lives on the surface and sucks blood from D. The animal(s) that is/are a parasite on animal D is/are:

Acacia trees often have ants that live on them. The ants feed on materials produced by special structures called nectaries, which the tree produces. The ants will attack other animals that begin to feed on the tree and will even cut off small branches of other trees that come in contact with "their" tree. The relationship between Acacia trees and ants is called

A suitable habitat would furnish an animal with

When a glacier retreats it leaves behind rocks and there is no living thing present. If succession occurs in such cases, one of the first processes that must take place is

Which of the following would be an external parasite?

Which is most likely an example of pioneer plants?

The greatest diversity of animals is found in the

What an animal uses for food is part of its

Which of the following would have the highest productivity?

An ecosystem has a long growing season, high species diversity, and rapid growth. It is most likely a

A rabbit is eaten by a fox; this is an example of

The living organism that provides nutrients for a parasite is the

In biomagnification, the least concentration of a persistent organic molecule would be found in the