In the leaf, vascular bundles are found in the

While eating peach or pear it is usually seen that some stone like structures get entangled in the teeth, what are these stone like structures called ?

The histogens are classified on the basis of

Korper Kappe theory was proposed by

Diffused porous woods are characteristic of plants growing in

Select the correct statements

$I.$ Epidermal call have small amount of cytoplasm and a large vacuole

$II.$ Waxy layer cuticle is absent in roots

$III.$ Root hairs are unicellular, while stem hairs/trichomes are multicellular

$IV.$ Trichomes are branched/unbranched, soft/stiff and secretory or transpiration preventive

$V.$ Guard cells are dumb-bell-shaped in dicots and bean-shaped in monocots (e.g., grass)