Busy. Please wait.

Forgot Password?

Don't have an account?  Sign up 

show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

Already a StudyStack user? Log In

Reset Password
Enter the email address associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know (0)
Know (0)
remaining cards (0)
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards

Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Kamille Cote

Blume Life Science Ch.13 part1

Soft-bodied invertebrates that usually have shells mollusks
Antennae, legs, claws, and princers are called __________. appendages
Sac used for temporary food storage in earthworm. crop
muscular structure that grinds soil. gizzard
invertebrates with jointed appendages. arthropods
Hard, thick outer covering is the ___________. Exoskeleton
Shedding of the exoskeleton is _________. molting
Changes in some animals do through to become adults. metamorphoses.
Spiny-skinned invertebrates living in the ocean are ___________. Echinoderms
Appendages that act like suction cups are _____________. Tube feet.
Simple worms have a body plan with________ symmetry. Bilateral
A system where blood is not in vessels, but spreads over the organs in some areas is called a(n) ____________ system. Open Circulatory
Mollusks are NOT classified according to how they_________. Produce
Gastropods have a _______, tounge-like organ that works like a file. radula
The class of mollusks with the most specialized members are the ________. Cephalopods
Segmented worms have bristle-like structures called _____ to help them move. Setae
Like mollusks, segmented worms have a _______________. body cavity for organs
The blood of earthworms is contained in vessels, thus they have a(n)_______. closed circulatory system
All arthropods DO NOT have_______. three body segments
The lightweight ________ covers, supports, and protects the arthropod's body with material that aslo keeps the body from drying out. exoskeleton
Unlike other arthropods, arachnids have_______ legs. 8
_________ make up the largest group of complex invertebrates. Insects
All echinoderms have a body plan with _________. radial symmetry.