Q. The excretory material of bony fish is
A) Urea
B) Protein
C) Ammonia
D) Amino acid
Explanation
The excretory material of bony fishes like $Hippocampus$ is ammonia. So, bony fishes are ammonotelic.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.