Quiz Answer Key and Fun Facts
1. Nautili are cephalopods, and share characteristics with other cephalopods, such as octopi and squids. Which of the following physical traits makes nautili unique from other cephalopods?
2. As is true of most cephalopods, nautili have formed eyes. Which of the following is true of a nautilus' sense of vision?
3. Like most sea creatures, the nautilus is fairly buoyant. How does a nautilus keep from sinking as it moves?
4. Unlike squid and octopi, nautili are not typically eaten by humans. What does the diet of the nautilus typically consist of?
5. One of the distinguishing physical features of the cephalopod is a set of tentacles. The octopus has eight tentacles of similar length, and the squid has ten tentacles, two of which are much longer than the others. How would one describe the tentacles of the nautilus?
6. You can often find a nautilus in an aquarium. Where in the wild can you find the nautilus?
7. The nautilus has quite a distinctive shape. Which island nation features the shape of the nautilus shell prominently on its national emblem?
8. Like most sea creatures, the nautilus has a mechanism allowing it to swim. How does the nautilus push itself through water?
9. The nautilus has distinctive markings on the outside of its shell. What do these decorative markings look like?
10. A vital part of the nautilus' digestive system is something called a radula. What is a radula?
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minisprint5
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