OESOPHAGUS STOMACH
ECHINODERMS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which class of Mollusks all have tentacles and/or arms?
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Gastropods
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Bivalves
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Cephalopods
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None of the above
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Explanation:
Detailed explanation-1: -Class Cephalopoda. The cephalopods are molluscs with large heads and tentacles. Examples of cephalopod molluscs include squid, octopus, cuttlefish, and nautilus (Fig. 3.65).
Detailed explanation-2: -A cephalopod /ˈsɛfələpɒd/ is any member of the molluscan class Cephalopoda /sɛfəˈlɒpədə/ (Greek plural , kephalópodes; “head-feet") such as a squid, octopus, cuttlefish, or nautilus.
Detailed explanation-3: -Like their clam and snail relatives, cephalopods possess typical molluscan features: a shell, a muscular foot, and a mantle. They also have highly developed sensory organs. The eye of a cephalopod, for example, is similar to that of a human.
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