Zoology 1 9 Week's Test

What moves water through the sponge?

• Collar cell

• Flagella

• Porocyte

• Amebocyte

What moves water through the sponge?

• Cilia of the choanocyte cell

• Flagella of the choanocyte cell

• Porocyte cell

• Amebocyte cell

How do sponges get their food?

• By going through photosynthesis

• By decomposing it

• Sponges do not eat

• By filter feeding

What is the name of the phylum to which sponges belong?

• Mammals

• Chordate

• Cnidarians

• Porifera

What type of symmetry is displayed in the picture?

• Asymmetry

• Bilateral symmetry

• Radial symmetry

• Photosynthesis

Which phylum has a soft, unsegmented body that can be protected by a shell?

• Mushroom

• Mollusks

• Echinoderm

• Annelid

Which of the following is a correct description of the Cnidarian digestive tract?

• A complete digestive tract consisting of two openings.

• A complete digestive tract consisting of one opening.

• An incomplete digestive tract consisting of two openings.

• An incomplete digestive tract consisting of one opening.

The mollusks in the class Gastropoda are:

• Single-shelled mollusks, such as snails and whelks

• Oysters, clams, and scallops

• Octopuses, squid, and clams

• All of the above

Mollusks in the class Cephalopoda include:

• Slugs and snails

• Oysters and scallops

• Nudibranchs

• None of the above

The _____________ is thought to be the most intelligent vertebrate.

• Squid

• Octopus

• Whelk

• Cuttlefish