Which one of the following is not a connective tissue?

1.  Bone

2.  Cartilage

3.  Blood

4.  Muscles

 

 
(d) Muscle is not a connective tissue. It is composed of long, cylindrical, numerous fine fibrils called myofibrils.
 
Bone is a solid, rigid, connective tissue.
 
Blood is a fluid connectivetissue.
 
Cartilage is a solid but semi-rigid and flexible connective, tissue.
Page 104, XI NCERT