Mollusca & Arthropod Quiz.
8 Questions
| Total Attempts: 1196
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Arthropods and mollusks are somehow confusing to some people. Arthropods have a hard exoskeleton, made out of chitin, while mollusks have shells for a protective covering. Take the quiz below and test your knowledge on these invertebrates by taking the simple biology quiz below. All the best of luck!
Questions and Answers
- 1.Which one of these is found in the Mollusca category?
- A.
Gastropoda.
- B.
Oglichaeta.
- C.
Ploychaeta.
- 2.True or False; 3 out of every 4 species is an Arthropod.
- A.
True.
- B.
False.
- 3.The most important body cavity for a Mollusk is ____.
- A.
Tentacles.
- B.
Blood packed Hemocoel.
- C.
Digestive tract.
- 4.Bivalvia is a two-shelled class in Mollusca. Which of the following is likely to belong in this group?
- A.
Scorpion.
- B.
Snail
- C.
Scallop.
- 5.The outer shell of a Mollusk is composed of what?
- A.
Shell.
- B.
Chitin.
- C.
Exoskeleton.
- 6.True or false; Some species of Arthropods can produce asexually.
- A.
True.
- B.
False.
- 7.An Arthropods exoskeleton can do which of the following?
- A.
Protect the creature.
- B.
Prevents water loss.
- C.
Both A & B
- 8.How old are Mollusca dating back millions of years?
- A.
300-325 million years.
- B.
375-425 million years.
- C.
475-520 million years.
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