Squid

Squids are invertebrates and are part of the phylum _________________?

• Mammalian

• Annelida

• Molluska

• Bivalves

Squid belong to the Class ________________________, which literally means "head-foot".

• Arthropod

• Cephalopod

• Gastropod

The male squid has color cells called chromatophores on the surface of his skin, which allow the squid to change __________________?

• Shape

• Sex

• Colors

Squid escape their predators by ejecting ____________ to create a dark cloud in the water that shields the squid as it jets away.

• poison

• acid

• ink

Most squids have _________ hearts. They pump blood through the body and to the gills for respiration.

• 1

• 2

• 3

Squid swim with __________________, in which they suck in water into their mantles and then push the water through their siphons.

• fins

• jet propulsion

• foot movements

True/False: Squid and other cephalopods have beaks?

• False

• True

Squid are what type of animal: carnivores or herbivores?

• carnivores

• herbivores

How can you tell if a squid is male or female?

• Males have a white beak, females have a black beak.

• Males have more tentacles than females.

• You can't tell unless the squid is pregnant.

• Males have white gonads, females have yellow

What is this called?

• Testicle

• Buccal Mass

• Chromatophore

• Gonad