The activity of cambium in plants is under the control of
Many physiological factors
Many environmental factors
Only water availability
Both ($a$) and ($b$)
Growth rings are absent or not sharply demarcated in the trees of
Choose incorrect sentence :
Lenticels are involved in
The waxy substance associated with cell walls of cork cells is or cork cells are impervious to water because of the presence or what is deposited on cork cells
Assertion: Cambium is a lateral meristem and cause growth in width.
Reason: Cambium is made up of fusiform and ray initials in stem.