Symbiosis: Odd Couples

Name ___________________________ Date ______________

Multiple Choice (check the right answer)

1. Symbiosis means

__ living apart
__ living together

2. Symbiosis is the scientific name for

__ the interaction between two chemicals in a controlled experiment
__ a close connection between two species that are not alike

True or False?

There are three kinds of symbiosis between species.
__ True __ False

4. When two species need each other, they are called parasites.
__True __ False

5. When an animal hurts a plant or animal it depends on, it is called a mutant.
__True __ False

6. When an animal needs another animal--but doesn't hurt or help it--their symbiosis is called comensalism.
__True __ False

7. The symbiosis between dart frogs and bromeliads is a mutualism.
__True __ False

Essay Question  Write your answer on the back of the page.

8. Describe the connection between a coffin fly and a leaf cutter ant.