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Four major groups of mollusks are
a. Bivalves, univalves, cephalopods, and copepods
b. Chitons, Tritons, oysters, and snails
Snails, clams, oysters, and squids
Bivalves, Gastropods, Cephalopods, and Chitons
Gastropods, Cephalopods, Arthropods, and Shellfish
Decapods, Cephalopods, Clams, and Snails
Cryptons, Gastrotrichs, Clamoids, and Cephaloids
none of the above
Which of the following was NOT given as a reason why classification of organisms is
Provides a framework for an exhaustive catalogue of known life-forms.
Allow us to communicate accurately about organisms.
Serves as an aid to memory.
Gives every individual a unique name.
Is fundamental for understanding ecosystems.
Helps to explain relationships among organisms
Helps us understand similarities and differences.
Serves as a list of potential sources of natural products
The brachiopod shown below is
a. a marine parasite
b. a lophophorate
c. a type of barnacle,
d. a mollusk, phylum
e. a polychaete
f. an annelid
g. a myopedium
h. an echinoderm