Crocodile and pengium are similar to Whale and Dogfish in w…

Biology Animal Kingdom All Topic Question for Revision Test Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 21, 2026

Crocodile and pengium are similar to Whale and Dogfish in which one of the following features?

Possess a solid single stranded central nervous system

Lay eggs and guard them till they hatch

Posses bony skeleton

Have gills slits at some stage

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