Q. Which of these classes doesn't belong to the same superclass?

 2011  189 NTA AbhyasNTA Abhyas 2020Animal Kingdom Report Error

Solution:

Chordates are further classified as protochordate and vertebrates. Protochordate includes urochordates and cephalochordates. Vertebrates are classified as superclass Pisces and superclass Tetrapods. Tetrapods are divided into classes Amphibians, Reptiles, Aves and Mammals. Pisces include Chondrichthyes and Osteichthyes.