Mollusca/Ecninoderms
10 Questions
| Total Attempts: 124
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This is a quiz on the phylum mollusks
Questions and Answers
- 1.Which of the following is not included in the phylum Mollusca?
- A.
Snails
- B.
Clams
- C.
Octopi
- D.
Jellyfish
- 2.What is trocophore?
- A.
Digestive tracks
- B.
Larval stage of development
- C.
Storage area
- D.
Chains of ganglia connected by a ventral nerve cord
- 3.How many classes are Mollucks divided into?
- A.
4
- B.
7
- C.
3
- D.
6
- 4.The Largest Class of Mollusks is?
- A.
Bivalvia
- B.
Cephalopoda
- C.
Gastropoda
- D.
Scaphopoda
- 5.How many tentacles does a squid have?
- A.
10
- B.
12
- C.
8
- D.
16
- 6.The type of circulatory system found in most mollusks is
- A.
Closed
- B.
Open
- C.
Spiral
- D.
They Dont have one
- 7.How do Mollusks reproduce?
- A.
Sexually
- B.
ASexually
- 8.True or False The body of a Mollusk is generally divided into two regions: Head-foot and Visceral Mass.
- A.
True
- B.
Flase
- 9.The Main Feeding adaption many mollusks have is called
- A.
Ganglia
- B.
Radula
- C.
Mantle
- D.
Mantle cavity
- 10.A paired cluster of nerve cells is called
- A.
Ganglia
- B.
Radula
- C.
Mantle
- D.
Mantle cavity
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