Question

Name Two types of tissue which constitute rigid skeleton in animals

Answer 1

The skeleton is the body part that forms the supporting structure of an organism. ...
There are two major types of skeletons: solid and fluid. ...
Exoskeletons are external, and are found in many invertebrates; they enclose and protect the soft tissues and organs of the body.

Answer 2

bone tissue is a type of dense connective tissue which constitute rigid skeleton in animals...