Symmetry
Arthropods
Worms
Mullusks
Review
100
Organisms and objects have this balanced display.
What is symmetry?
100
The category that spiders and scorpions fall under.
What are arachnids?
100
Worms that have soft, flat bodies.
What are flatworms?
100
An animal that has a single shell or no shell at all.
What are gastropods?
100
An internal skeleton.
What are exoskeletons?
200
Lines drawn through central point to make a mirror image.
What is radial symmetry?
200
Invertabraes that have hard outer coverings.
What are arthropods?
200
Worms that look like smooth tubes.
What are roundworms?
200
These organisms ma have external or internal shell, or no shell at all.
What are cephalopods?
200
An invertebrate that has an endoskeleton and a system of fluid filled tubes.
What is an echinoderm?
300
Organism with no symmetry.
What is asymmetrical?
300
The outer covering that all arthropods have.
What are exoskeletons?
300
Structures found in soft bodies that have fluid filled tubes.
What is hydrostatic?
300
An example of this group is a clam.
What is a bivalve?
300
Invertebrates that have stinging cells.
What are cnidarians?
400
The bodies of animals with this symmetry are organized simply.
What is asymmetry?
400
This group includes animals such as crabs.
What are crustaceans?
400
An example of this phyla are leeches.
What are segmented worms?
400
A mullusk that has good vision and large brains.
What is a cephalopod?
400
Sponges have this symmetry.
What is asymmetry?
500
Animals with this symmetry are the most complex organism.
What is bilateral symmetry?
500
The process in which an arthropods sheds its exoskeleton
What is molting?
500
Flatworms that can grow up to six meters long.
What are tapeworms?
500
An animal that has two shells and a simple nervous system.
What is a bivalve?
500
A thin layer of tissue that all mullusks have.
What is a mantle?
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