Q. Which one of the following animal has both exoskeletal and endoskeletal structures?
A) Freshwater mussel
B) Tortoise
C) Frog
D) Jelly fish
Explanation
In tortoise (Testudo), class-Reptilia, phylum-Chordata, both exoskeleton and endoskeleton are found.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.