Show:
1 Mollusks
2 Mollusks
3 Echinoderms
4 Echinoderms
5 Echinoderms/ Mollusks
100
Fleshy tissue that covers and protects the internal organs and also secretes the shell
what is the mantle
100
Hatchet foot mollusks are also known as...
Bivalves, (pelecypods)
100
What does Echinoderm mean?
spiny skinned
100
what type of symmetry do echinoderms have?
Radial symmetry
100
what class of mollusk swims by shooting water out of a siphon
cephalopod or head footed
200
all mollusks have shells. true or false
False
200
What is an example of a mollusk with two shells
would accept: Clams, oysters, and scallops
200
how do tube feet work
By increasing and decreasing the water pressure in the tube feet.
200
what echinoderm has a long soft body without any legs?
Sea Cucumber
200
what three parts are the bodies of mollusks divided into?
Head, Foot, and Mantle
300
snails and slugs use a rasp like tongue called a _______ to scrap off the microscopic plankton film that covers many rocks and seaweeds
Radula
300
what is an example of a stomach footed mollusk?
snail, limpet or slug
300
what class of echinoderms are the young attached by stems to the bottom?
What is sea lilies and feather stars
300
what does the sunflower star like to eat?
Sea Urchins
300
Which class of mollusks usually filter food from water using a siphon?
Hatchet-footed mollusks aka bivalves aka pelecypods
400
Fleshy tissue that covers and protects the internal organs and also secretes the shell
What is the mantle
400
What do scientist look at to classify mollusks?
The shape of their muscular foot
400
What species of echinoderms do not use tube feet for movement?
Brittle stars
400
In what ways are echinoderms similar to sponges? a. They take water into the body through pores b. The are able to regenerate body parts c. they have bilateral symmetry d. they are unable to move
b. They are able to regenerate body parts
400
Which echinoderm has a mouth surrounded by branching tentacles used for feeding?
What is a sea cucumber
500
has a shell made of 8 parts
What is a chiton
500
Which class do the largest mollusks belong?
Head footed or cephalopods
500
In what two classes of Echinoderms are spines absent
Sea lilies/ feather stars and sea cucumbers
500
What other echinoderm is classed with sea urchins?
What is a Sand dollar
500
Which mollusk exhibits an uncoiled shell
limpet