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________ bodies usally covered with a __________ shell
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They have a ___________ circulatory system
Open
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A Echinoderm has an ______ skeleton. It travels by means of many tube feet.
internal
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A Echinoderm has a _____ and ______ area. Some have a mouth on the _____ and an ______ on the top.Starfish can actually turn their stomachs outside of their body and insert it into its prey's such as a clam. Echinoderms have a relatively big gut area.
- 1.) mouth anf stomach
- 2.) Bottom an anus
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A Echinoderm has a _______ excretory system.
Simple
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A Echinoderm has ______ symmetry.
Radial
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A Echinoderm has ______ arms and spines or bumps all over its body. The spines are protective and also help with respiration.
Five
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A Echinoderm is a male or female. The males and females discharge their eggs and sperm into the water where they are fertilized. A female can release one hundred million eggs at once. If a piece of certain echinoderms is chopped off, a new ______ or even a new _______ can regrow.
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A Echinoderm uses some of the bumps or spines on its surface to take in _______. It has a gill structure to take in the oxygen. It has a _______ developed respiratory system.
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A Echinoderm has water pumped through its body as part of its very ______ circulation
system.
simple
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A Echinoderm has ________ which can detect light. Their eyespots are not as sharp as human eyes. It generally has a _______developed nervous system.
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A Mollusk has an _____ shell. It has a _____ body. It has a muscular foot that it uses for movement.
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A Mollusk has food brought in through a siphon system and then to its mouth. It then goes to a digestive gland and to its intestine. Wastes leave via the _____.
Anus
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A Mollusk has no formal nervous system, but has a series of ______ that conduct impulses.
ganglia
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A Mollusk has a ______, _______ and _________.
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A Mollusk has tubes called siphons that bring water in and out of their bodies so that they can get _________ and give off __________. They have gills that help with this.
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A Mollusk is either male or female and reproduces _______ with a large organ called a _______.
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A Mollusk has _______ symmetry.
bilateral
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A Mollusk has a ______, _______, _______ body. It can be very small or as big as six feet across.
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A Mollusk has an excretory system with an _____. It has an organ called the _________ that gets rid of wastes.
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An invertabrate wiht a soft unsegmeted body, most are protected by a hard outer shell
Mollusk
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A consumer that eats only animals.
Carnivore
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An ocean dwealing mollusk whose foot is adapted as tentacles that surround its mouth.
Cephalopod
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An organ that removes oxygen fromthe water.\
Gill
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A consumer that eats only plants.
Herbivore
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A circulatory system in which the heart pumps blood into open spaces in the body, and blood is not confined to blood vessels.
Open circulatory System
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A mollusk with a single shell or no shell.
Gastropod
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A mollusk that has two shells held together by hinges and strong muscles.
Bivalve
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A consumer that eats both plants and animals(us).
Omnivore
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A flexible ribbon of tiny teeth in mollusks.
Radula
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