Periclinal division in a cell takes place by
Vertical cleavage
Transverse cleavage
Perpendicular cleavage
Tangential cleavage
Cystoliths sometimes deposited in plant cells are crystals of (aggregation of)
Plant tissues are divided into meristematic and permanent tissues on which of the following basis?
A tissue with spiral thickening in the cell wall capable of absorbing water from air is known as
In trees, the death of protoplasm is essential for a vital function such as