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All living members of the class-Cyclostomata are
(a)endoparasites on some fishes.
(b)predators on small fishes.
(c)ectoparasites on some fishes.
(d)Both and

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Important Questions on Animal Diversity - II (Chordata Phylum)
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Which of the following statements is not correct about cyclostomes?

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Cyclostomes are marine but migrate to freshwater

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Cranium and vertebral column are cartilaginous in class

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Which of the following set includes jawless fishes?

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The marine animals with a streamlined body having cartilaginous endoskeleton are placed in class

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Which of the following characters is shown by the members of class Chondrichthyes?

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In class - Chondrichthyes, the mouth is located ventrally and the teeth are modified placoid scales, which are

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Select the correct statement about Chondrichthyes.
