A root hair is

$I.$ These tissue are found as layers or patches

$II.$ It consists of cells which are thickened at the corners

$III.$ It often contains chloroplast

$IV.$ Intercellular spaces are absent

$V.$ They provide mechanical support to growing parts of plants The above characters are attributed to

Cuticle is secreted by

Write a note on Epidermal Tissue system.

Select correct features w.r.t. trichomes in shoot system
$(a)$ Usually unicelled
$(b)$ Branched or unbranched
$(c)$ May be secretory
$(d)$ Soft or stiff
$(e)$ Helps against transpiration