The rind of $Citrus$ fruit possesses:

According to the Histogen theory,three histogens are formed at the apex. Which part is differentiated by the plerome?

Vascular tissue is well developed in

$I.$ Phloem transports the food materials usually from the leaves to other parts of the plant.
$II.$ Phloem in the angiosperm is composed of sieve tube elements,companion cells,phloem parenchyma,and phloem fibres.
Identify which of the following statements is correct and select the correct option.

Cystoliths, sometimes deposited in plant cells, are crystals of (aggregation of)

Write a note on the Vascular Tissue System.