Which of the following is the function of heartwood?
Mechanical support
Radial conduction of water and minerals
Lateral conduction of food
Minimise water loss in water stress
Tyloses thickenings are seen in
Vascular tissue is well developed in
$T.S.$ of stem of Cucurbita can be identified from the $T.S.$ of sunflower stem by the presence of
In barley stem vascular bundles are
Trees may be damaged by animals which rub against them, wearing away a strip of bark right around the tree trunk and exposing the xylem. The tree will then