Companion cells in plants are associated with
Vessels
Sperms
Sieve elements
Guard cells
......... Occurs in layers below the epidermis in dicotyledonous plants.
Which of the following vascular bundles are always open?
For a successful graft, the adhesion between stock and scion is a must. Which one of the following is the earliest event towards a good graft
Which of the following statements is not true for stomatal apparatus?
$A$. According to Clowes root apex consists of an inverted cup like structure.
$B$. Low amount of $RNA$, $DNA$ and protein is characteristic of waiting meristem.
$C$. Cells of reserve meristem can divide only when the root apex gets injured.