Chapter 12E Flashcards
1
Q
Starfish are able to grip surfaces with their \_\_\_\_\_\_\_\_ feet. A. Five B. Polyp C. Filter D. Tube
A
D. Tube
2
Q
Octopuses can move swiftly through the water by quieting water out of their A. Siphons B. Spicules C. Tube feet D. Suction disks
A
A. Siphons
3
Q
What phylum is the octopus a member of? A. Cnidaria B. Platyhelminthes C. Mollusca D. Nematoda
A
C. Mollusca
4
Q
True or false
Mollusks are rarely a human food source, but Echinodermata are often used for food.
A
False
5
Q
True or false
Octopuses can reproduce asexually by regeneration.
A
False
6
Q
True or false
The clam and the octopus are both filter feeders.
A
False
7
Q
What type of symmetry do Echinoderms have?
A
Radial symmetry
8
Q
A clam’s she’ll is manufactured by a thin ski layer called the _______.
A
Mantle
9
Q
The clam is a A. Gastropod B. Univalve C. Cephalopod D. Bivalve
A
D. Bivalve
