Answers marked with a * are required.
 
1. What type of animal is a mussel?



      

 
 
 
2. Where does it live?



      

 
 
 
3. Where can you find mussels in Illinois?



      

 
 
 
4. ​Which of these animals might eat an adult mussel?



      

 
 
 
5. What part of a mussel is used to move water into and out of the shell?



      

 
 
 
6. Mussel larvae are parasites of _____.



      

 
 
 
7. The largest mussels that live in Illinois can grow to about _____ inches long.



      

 
 
 
8. How do mussels feed?



      

 
 
 
9. Mussel shells were once used to make _____.



      

 
 
 
 
 

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