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Question
The marine animals with streamlined body having cartilaginous endokeleton are placed in class
The marine animals with streamlined body having cartilaginous endokeleton are placed in class
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Solution
The correct option is B Chondrichthyes
Amphibia and Pisces are different phyla in the animal kingdom. The phylum Pisces includes the class Chondrichthyes and Osteichthyes. The Chondrichthyes are cartilaginous fishes and are a major class of jawed fish that includes the sharks, rays, and skates, and whose skeleton is characterized by rubbery cartilage, which is very light and flexible. Class Osteichthyes includes fishes that have a bony skeleton such as cod or salmon.
So, the correct option is 'Chondrichthyes'.
Amphibia and Pisces are different phyla in the animal kingdom. The phylum Pisces includes the class Chondrichthyes and Osteichthyes. The Chondrichthyes are cartilaginous fishes and are a major class of jawed fish that includes the sharks, rays, and skates, and whose skeleton is characterized by rubbery cartilage, which is very light and flexible. Class Osteichthyes includes fishes that have a bony skeleton such as cod or salmon.
So, the correct option is 'Chondrichthyes'.
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