Read the following matches about chordates and it's characteristics. I. Petromyzon- belongs to Cyclostomata and are endoparasites on some fishes. II. Scoliodon- a Chondrichthyes in which teeth ar

Question

Read the following matches about chordates and it's characteristics.

I. Petromyzon- belongs to Cyclostomata and are endoparasites on some fishes.

II. Scoliodon- a Chondrichthyes in which teeth are modified placoid scales.

III. Hippocampus- a cartilaginous aquarium fish known as a sea horse.

IV. Ichthyophis is a limbless viviparous amphibian with direct development.

Select the incorrect statements?

TestHub · Accepted Answer

Petromyzon- belongs to cyclostomata and are ectoparasites on some fishes. Hippocampus- a bony non-aquarium fish known as sea horse. Ichthyophis is a limbless oviparous amphibian with indirect development. Scoliodon- a chondrichthyes in which teeth are modified placoid scales.

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