1. A long-term relationship in which both species benefit is known as parasitism. *

A. True
B. False

2. The relationship of algae living in the fur of a 3-toed sloth and helping to camouflage the sloth, is called *

A. symbiosis
B. mutualism
C. commensalism
D. parasitism

3. A deer tick feeding on a human is an example of *

A. biodiversity
B. parasitism
C. commensalism
D. mutualism

4. Which of the following is an example of consumers outnumbering the producers they are feeding upon? *

A. a tree with thousands of insects feeding on it
B. several
C. mutualism
D. predation

5. A fish cleaning the mouth of a larger fish and being protected by the larger fish is an example of *

A. parasitism
B. mutualism
C. commensalism