Question

write some common characters of pisces,reptilia and aves

Answer 1

Pisces, aves and reptilia are fishes, birds and reptiles respectively.

Pisces is a super class of the Gnathostomata comprising the fishes.

Aves is the latin name for the birds - feathered, winged, bipedal, egg-laying, vertebrate animals.

Reptilia are air-breathing vertebrates with completely ossified skeleton and a body usually covered with scales or horny plates.

All the three lay eggs.

Pisces and reptilian are cold blooded while aves are warm blooded.

Pisces and repltilia possess scales on their body while aves have feathers.

Answer 2

Answer:

The common characters of Pisces, Reptilian and Aves are :

• All of them are oviparous
• All of them lay eggs
• All are triploblastic animals
• All have notochords
• All the three have vertebratae