The tissue that has a free surface,which may contain either cilia or microvilli,is:

Epithelial cells that are thin,flat,and look like tiles are found in ..........

The secretory ducts of mammary glands are lined by which type of epithelium?

The type of epithelium found in the conjunctiva of the eye is:

Choose the correct sentences for compound epithelium:
$(I)$ Compound epithelium is made of multi-layered cells.
$(II)$ It has a limited role in secretion and absorption.
$(III)$ It provides protection against chemical and mechanical stresses.
$(IV)$ It is present in $PCT$.

$A$: Intercellular material is minimum between the cells of epithelial tissue.
$R$: Epithelial cells are not secretory in nature.