In which class of the phylum Mollusca is the octopus included?
Correct answer: B. Cephalopoda
- A. Gastropoda
- B. Cephalopoda
- C. Pelecypoda
- D. Scaphopoda
Explanation
The octopus is an organism that belongs to the group of mollusks. They belong to the class cephalopods. The organisms have a bilateral form of symmetry. It has two eyes and four pairs of arms, and, like other cephalopods, it is bilaterally symmetric. There are pads on the arms. This helps the boat move under the water. Thus, the correct answer is option B.
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About Kingdom Animalia
Animals are multicellular, heterotrophic eukaryotes whose cells lack cell walls and chloroplasts, with specialised tissues in most groups. Coverage includes body symmetry, tissue layers, coelom, segmentation and levels of organisation, plus major phyla such as Porifera, Cnidaria, Platyhelminthes, Annelida, Arthropoda, Mollusca and Chordata.
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