General Facts
Hatchet-Footed Mollusks
Squid Anatomy
Head-Footed Mollusks
Miscellaneous
100
What kingdom do mollusks belong to?
Animalia
100
Hatchet-footed mollusks are also known as _____, which means "Two-shells"
Bivalves
100

What shape is a squid's eye lens?

Round

100
True/False Head-Footed mollusks have very long lifespans.
False, Head-Footed mollusks have very short lifespans. They usually last between the ages of 6 months and 2 years.
100
Aquatic mollusks use ____ to breathe.
Gills
200
True/False all mollusks are marine animals
False, Mollusks can be marine or land animals.
200
How do bivalves eat?
They filter the water through their gills.
200

How many fins does a squid have?

2

200
True/False: Cephalopods are more intelligent than some vertebrates.
True
200

True or False: There are 1,000 different types of squids

False: 300

300
They contain a body cavity known as the ________.
Mantle
300
Give 2 examples of bivalves.
Clams Oysters Mussels Scallops
300

What shape is a squid's brain?

Donut

300
What is the scientific name for Head-Footed mollusks?
cephalopods.
300
What is the correct plural form for Octopus? Octopi Octopuses Octopods
Octopuses
400
DAILY DOUBLE!!!!!!! :D What are the scientific names for Hatchet- footed, Belly-Footed, and Head-Footed mollusks?
Bivalves, Gastropods, Cephalopods
400
What is the circulatory system of bivalves like?
They have simple hearts which pump blood through the vessels.
400

How many arms does a squid have?

400
What are the feeding habits of a cephalopod?
They pull the prey towards their beak.
400
A siphon is... a) A type of mollusk b) A plant that many bivalves are found near c) A tube-like structure used during movement. d) a digestive organ
c) A tube-like structure used during movement.
500
Most mollusks have ______ symmetry.
Bilateral
500
Why do bivalves need to live in damp environments?
They need to keep the blood vessels damp.
500

How many tentacles does a squid have?

2

500
What is the cephalopods version of the shell?
The Beak
500
DOUBLE YOUR POINT VALUE!!!!! :D How many times can Cephalopods reproduce?
once