WorksheetsSquid Anatomy
Total questions: 13
Worksheet time: 7mins
Squids are examples of
vertebrates (animals with a backbone).
invertebrates (animals without a backbone).
Other organisms that are in the same Phylum Mollusca as squid are (choose all that apply)
Roaches
Clams
Snails
Oysters
Squid belong to the Class ________ along with the octopus and chambered nautilus.
Cephalopoda
Crustacea
Insecta
Vertebrata
What is the soft body that covers the body of a mollusk called?
foot
mantle
siphon
ink sac
How many arms and tentacles does the squid have?
8 arms, 2 tentacles
10 arms, 2 tentacles
2 arms, 8 tentacles
5 arms and 5 tentacles
True or False. Squids have very large eyes similar in structure to human eyes.
True
False
What do squids use to breathe?
lungs
gills
air sacs
three-chambered heart
Choose the true statement about squids.
Squids are fast predators.
Squids are herbivores (plant-eaters).
Squids breathe using lungs.
Squids have no defense mechanisms to hide from predators.
What structure do squids have to help them crush their food before it travels through the esophagus to the stomach?
teeth
fangs
beak
scraping tongue
Choose all the safety equipment you should wear for squid dissection.
goggles
gloves
lab apron
face shield
In order to see the internal anatomy, you will carefully cut the _____ with dissecting scissors and pin it open like this.
tentacle
mantle
siphon
beak
The internal shell of the squid is called the
pen.
pencil.
bivalve.
siphon.
When you complete the dissection, choose all the things you should do.
Throw all solid pieces in the trash. (HINT, leave your gloves on the whole time you clean....make washing your hands the last thing you do)
Rinse off all tools and the tray.
Return all materials back to their proper places.
Clean up your area and yourself.
