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Good Buddies

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					Name _________________________________________ Date ______________ Period ____



                                           Good Buddies
Purpose: __________________________________________________________________

_________________________________________________________________________

Definitions:

Symbiosis: _________________________________________________________________

__________________________________________________________________________

Mutalism: _________________________________________________________________

__________________________________________________________________________

Commensalism: _____________________________________________________________

__________________________________________________________________________

Parasitism: _________________________________________________________________

__________________________________________________________________________

Data:
                                                                                           Type of
Number       Organism 1   Organism 2            Description of Relationship
                                                                                          Symbiosis

    1

    2

    3

    4

    5

    6

    7

    8

    9

   10

   11

   12


By Patti Kupferer                               Page 1 of 2                 created 1995 updated 3/31/2012
                    C:\Docstoc\Working\pdf\ec448252-9242-49e8-bb52-e88a21c1b496.doc
Name _________________________________________ Date ______________ Period ____


Number       Organism 1   Organism 2            Description of Relationship                Type of
                                                                                          Symbiosis

   13

   14

   15

   16

   17

   18

   19

   20


                                      Summary Questions
Answer each of the following using complete sentences. Avoid the use of pronouns
such as it, they, these, this, them, that.
1. Why is it important to understand symbiotic relationships??


2. Why do some scientists believe there is no such thing as commensalism?



3. Some scientists believe that hermit crabs show a commensalistic relationship
   because they inhabit discarded sea shells. Do you agree? ____ Justify your answer.



4. Describe one example of mutualism in detail. (Who benefits and how?)



5. Describe one example of commensalism. (Who benefits and how, who doesn’t, and how?)



6. Describe one example of parasitism. (Who benefits and how, and who is hurt and how?)




By Patti Kupferer                               Page 2 of 2                 created 1995 updated 3/31/2012
                    C:\Docstoc\Working\pdf\ec448252-9242-49e8-bb52-e88a21c1b496.doc

				
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