10. Which of the following is NOT true about the digestive system of annelids?

a. It contains setae to move the food through the anus
b. It is similar to an open tube
c. It passes nutrients through the intestinal wall to the bloodstream
d. It stores soil in the crop and grinds it up in the gizzard
A?

12. Jointed appendages of arthropods may
a. sense the environment
b. function in locomotion
c. function in feeding
d. all of the above
D?

15. The appendages of arthropods may function in all of the following ways EXCEPT to
a. serve as walking legs
b. be modified into antennae
c. be modified into large pincers
d. be modified into parapodia
D?

Thanks
-MC