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marine science 10
chapter 10 material
11
Science
12th Grade
12/14/2008

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Term
an important source for filter-feeding whales is the crustacean known as the
Definition
krill
Term
in lobsters, the part of the shell that covers the cephalothorax is the
Definition
carapace
Term
which arthropod is considered to be a living fossil?
- sea roach
- copepod
- horseshoe crab
- hermit crab
Definition
horseshoe crab
Term
the process of molting is related to the life funciton of
Definition
growth
Term
the horseshoe crab breathes by means of its
Definition
book gills
Term
the arthropod that lives as an encrusting organism is the
Definition
barnacle
Term
barnacles obtain food by means of appendages called
Definition
cirri
Term
all of the following arthropods are crustceans except the
- lobster
- barncale
- horshoe crab
- beach flee
Definition
- horseshoe crab
Term
to escape predators, fiddler crabs will
Definition
hide in their sand tunnels
Term
the horsehoe crabs telson is used in
Definition
locomotion
Term
which statement about crustaceans is true?
- all have internal skeleton
- all have an exoskelton
- all have the same number of appendages
- only some have jointed appendages
Definition
all have an exoskelton
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