Invocab
Endo and Exo
Sponges & Cnidarians
Worms & Mollusks
Arthropods & Echnoderms
100
What is an invertabrate?
an animal without a backbone
100
Most invertabrates have what kind of skeleton?
expskeleton
100
Cnidarians have what kind of symmmetry?
radial symmetry
100
TRUE/FALSE:A parasite harms itself and benefits its host.
false
100
Echnoderms live only in the
ocean
200
an animal with a soft body and no bones
a mollusk
200
A sponge has an endoskeleton or an exoskeleton?
exoskeleton
200

Sponges can’t move when they become adults this is called what?

sessile

200
Give one example of a mollusk
clams,oysters,slugs,snails,squid,octopods
200
One example of an arthropod is
crustachens,arachnids,insects
300
a worm that can survive in someones body
a parasite
300
Waht is the difference between exoskeletons and endosleletons?
exo skeletons are on the outside and endoskeletons are on the inside
300
Cnidarians are carnivores,herbavores,or omnivores?
carnivores
300
A roundworm has____ digestive opening and flatworms have_____.
2,1
300
Echnoderms have wut kind of symmetry?
radial symmetry
400
What is a cnidarian?
an animal with the ability to sting
400
Give an example of invertabrates with an endoskeleton
echnoderm,cnidarian
400
Cnidarians dont have organs instead they have
tisses or cells
400
Mollusks use this to burrow in the sand on the ocean floor,move across the ocean floor, and in some cases use it as a tentacle.
muscular foot
400
An arthropods new skeleton remains soft until it ______ its skeleton.
sheds
500
invertabrates that have internal skeleton and spines sticking out from their bodies is an
echnoderm
500
How does an exoskeleton protect the arthropods?
its hardness protects the tissues and organs of arthropods body and gives it support
500
a sponges skeleton is made up of tiny rodlike structures of tough protein called
spicules
500
A segmented worm has how many hearts?
5 hearts
500
Echnoderms use this adaption for moving,feeding,sensing, and respiration.
tube feet
M
e
n
u