The cork is impervious to water due to
Lignin deposition in the cell wall
Compactness of cell
Suberin deposition in the cell wall
All of the above
In which of the following secondary growth takes place
Growth rings are well marked in trees growing in
Cork tissue arises from
In cambium, amount of secondary xylem produced is more than secondary pholen because..........
The tissue which participates in the secondary growth is