7TH GRADE SCIENCE

CLAM PRE-LAB

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CLAM LAB VOCAB
CLAM PRE-LAB
CLAM DISSECTION LAB
CLAM DISSECTION
MR.FOX EARTHSCIENCE BELOW
child labor

YOU MUST STEP  IT UP A NOTCH----NO FALLING BEHIND----OR "DETENTIONS WILL BE FLOWING LIKE THE RIVER JORDAN INTO THE SEA OF DISCIPLINE"

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PRE-LAB

1. Give the Kingdom, Phylum, and Class for the clam.



2. Give several examples of the class Bivalvia



3) What is the mantle and give its function?



4). What controls the opening and closing of the clam's shell?



5). How do clams move?



6). How do clams feed?



6. Why are clams called bivalves?




Lab Questions:

1. What is the oldest part of a clam's shell called and how can it be located?


2. What do the rings on the clam's shell indicate?




3. What is the function of the toothlike projections at the dorsal edge of the clam's valves?



4. Where is the mantle located in the clam?



5. What is the mantle cavity?


6. Where are the incurrent and excurrent siphons located and what is their function.



7. How do clams breathe?



8. Describe the shape of the clam's foot.




9. Where are the palps found and what is their function?






10. Describe the movement of food from the current siphon through the digestive system of the clam.



11. Where is the clam's heart located?



12. Why are clam's referred to as "filter feeders"?



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metamorphic rocks click here

virtual fossil lab

click to see clam pictures