Question

Give suitable reasons for the following:
i. Meristematic tissue build up plant body in length and thickness.
ii. Collenchyma is a simple supportive tissue.
iii. Complex permanent tissues are also called conducting tissues.

Answer 1

Answer:

are present at the tips of roots,stem and branches.The cells present in these tissues constantly divide to produce new cells.This leads to an increase in the height and girth of plants.Meristematic tissues are characterised by the following features:

The cells actively divide to produce new cells.

The cells are generally small and the cell walls are thin.

The cells have large nuclei and vacuoles are absent.