Write down the common features of the connective tissue on the basis of structure and function ?

Statement I : Tendons attach one bone with another bone.
Statement II : Epiglottis is formed by elastic cartilage.

The correct option among the following is

Study the following statements and identify the correct statements-
$\mathrm{I})$ Microglial cells keep the cerebrospinal fluid in the ventricles of brain in constant circulation
$\mathrm{II})$ Arrector pili muscles are unstriated muscles
$\mathrm{III})$Basophils remove antigen-antibody complexes from the blood
$\mathrm{IV})$ Perichondrium is absent in fibrous cartilage

Match the type of cells in Column $\mathrm{I}$ with the organs they are part of, listed in Column $\mathrm{II}:$

Choose the CORRECT combination.

Fill in the blank with the correct options provided in the bracket.

_____(Bone/Muscle/Blood) is the chief component of our skeleton.

Fill in the blank with the correct option given in the bracket.

The protein found in cartilage is _____. (ossein/chondrin)