The animals of which of the following sets are collectively called as Elasmobranches?
The term Elasmobranches is a collective name for the sharks, skates and rays. Elasmobranches have a skeleton made of cartilage, no swim bladders and rough skin made up of small dermal dentils. Elasmobranches are renowned for their highly tuned senses.
This question is a part of GKToday's Integrated IAS General Studies Module