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MollusksCharacteristics of Mullosks
Definition Body Structure
Circulatory System
Obtain food Obtain Oxygen Movement Reproduction Adaptations
MollusksCharacteristics of M0llusks
Definition Body Structure
Circulatory System
Obtain food Obtain Oxygen Movement Reproduction Adaptations
An invertebrate with a soft, unsegmented body; most are protected by a hard outer shell.
MollusksCharacteristics of Mullosks
Definition Three Groups
Body Structure
Circulatory System
Obtain food Obtain Oxygen Movement Reproduction Adaptations
gastropod
A mollusk with a single shell or no shell.
Ex. Snails, Slugs
MollusksCharacteristics of Mullosks
Definition Three Groups
Body Structure
Circulatory System
Obtain food Obtain Oxygen Movement Reproduction Adaptations
bivalve
A mollusk that has two shells held together by hinges and strong muscles.
Ex. Clams, Scallops
MollusksCharacteristics of Mullosks
Definition Three Groups
Body Structure
Circulatory System
Obtain food Obtain Oxygen Movement Reproduction Adaptations
cephalopod
An ocean-dwelling mollusk whose foot is adapted as tentacles that surround its mouth.
Ex. Octopus, Squid
MollusksCharacteristics of Mullosks
Definition Body Structure
Circulatory System
Obtain food Obtain Oxygen Movement Reproduction Adaptations
Bilateral Symetry
Two Openings, One Way Digestive System
MollusksCharacteristics of Mullosks
Definition Body Structure
Circulatory System
Gastropods
Bivalves
Obtain food Obtain Oxygen Movement Reproduction Adaptations
Open Circulatory System
A circulatory system in which the heart pumps blood into open spaces in the body and blood is not confined to blood vessels.
MollusksCharacteristics of Mullosks
Definition Body Structure
Circulatory System
Cephalopods
Obtain food Obtain Oxygen Movement Reproduction Adaptations
Closed Circulatory System
A circulatory system in which the heart pumps blood through blood vessels.
MollusksCharacteristics of Mullosks
Definition Body Structure
Circulatory System
Obtain food
Gastropods Obtain Oxygen Movement Reproduction Adaptations
Radula
A flexible ribbon of tiny teeth in mollusks.
MollusksCharacteristics of Mullosks
Definition Body Structure
Circulatory System
Obtain foodBivalves
Obtain Oxygen Movement Reproduction Adaptations
Filter feedFood particles stick to mucus, then moved to mouth by cilia
http://www.youtube.com/watch?v=vNqEQjGaDVk
http://www.youtube.com/watch?v=VTuBbuUro4g&NR=1
MollusksCharacteristics of Mullosks
Definition Body Structure
Circulatory System
Obtain food
Cephalopods Obtain Oxygen Movement Reproduction Adaptations
Captures food with tentacles and uses beak and radula to break down food
MollusksCharacteristics of Mullosks
Definition Body Structure
Circulatory System
Obtain food Obtain Oxygen Movement Reproduction Adaptations
Gill
An organ that removes oxygen from water.
MollusksCharacteristics of Mullosks
Definition Body Structure
Circulatory System
Obtain food Obtain Oxygen Movement
Gastropods Reproduction Adaptations
Move slowly on mucus secreting foot
MollusksCharacteristics of Mullosks
Definition Body Structure
Circulatory System
Obtain food Obtain Oxygen Movement
Bivalves Reproduction Adaptations
Uses foot to dig and jump
Moves shells to create a jet type propulsion
MollusksCharacteristics of Mullosks
Definition Body Structure
Circulatory System
Obtain food Obtain Oxygen Movement
Cephalopods Reproduction Adaptations
Jet propulsion
http://www.youtube.com/watch?v=5o-OMa53F1s&feature=related
MollusksCharacteristics of Mullosks
Definition Body Structure
Circulatory System
Obtain food Obtain Oxygen Movement Reproduction
Gastropods Adaptations
Internal and sometimes external sexual reproduction
Male and Female; sometimes Hermaphrodites
MollusksCharacteristics of Mullosks
Definition Body Structure
Circulatory System
Obtain food Obtain Oxygen Movement Reproduction
Bivalves Adaptations
External sexual reproduction
Male and Female; sometimes Hermaphrodites
MollusksCharacteristics of Mullosks
Definition Body Structure
Circulatory System
Obtain food Obtain Oxygen Movement Reproduction
Cephalopods Adaptations
Internal sexual reproduction
Male and Female
MollusksCharacteristics of Mullosks
Definition Body Structure
Circulatory System
Obtain food Obtain Oxygen Movement Reproduction Adaptations
What are some adaptations that mollusks have for carrying out their life functions?
