General Mollusca Flashcards
1
Q
Which of the following is a feeding-related structure in snails?
A. Ctenidium
B. Trochophore
C. Operculum
D. Mantle
E. Radula
A
E. Radula
2
Q
In bivalves, the ctenidium is directly involved in which of the following functions?
A. Detecting water temperature
B. Gas exchange
C. Excretion
D. Locomotion
E. Filter feeding
F. Production of gametes
A
B + E
3
Q
Which of the following is a type of animal that is native to the River Falls region?
A
Freshwater mussel
4
Q
Which TWO of the following can be found in the Mollusca?
A
Protostome developmental sequence & spiral cleavage
5
Q
Mollusca is the first phylum we have seen that includes which 2 noticeable features?
A
- Very complex, sophisticated eyes
- Animals that experience torsion
6
Q
The St. Croix River is a global hotspot for the diversity of what?
A
Mussels
7
Q
A
