Fishes with swim bladder without direct communication with exterior an – InterviewSolution

InterviewSolution

1.	Fishes with swim bladder without direct communication with exterior and where there is little separation of secretory and absorbent parts areA. PhysostomesB. PhysoclistsC. EuphysoclistsD. Paraphysoclists
Answer» Correct Answer - D Swim bladder connected with oesophagus is called physostomous while unconnected one is called physoclistous. The latter has two chambers but this distinction is lost in paraphyosclistous.

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