Online GK Series

This site is dedicated to the aspirants of competitive exams SSC, UPSC, Railways, Postal Assistants, Bank, GATE and NET

Connect with Universities & Study Abroad Experts Instantly Connect Now


Which one of the following statements is not correct?

A All echinoderms are viviparous.
B Round warm has no circulatory system.
C In bony fishes, swim bladder is usually present.
D In cartilaginous fishes, fertilization is internal.
Answer & Explanation
Option: [A]

Your Valuable Comments Please...

Important EBooks for Competitive Exams