Which of the following is INCORRECT about parenchyma?
1
It consists of relatively unspecialised cells with thin cell walls.
2
In aquatic plants, large air cavities are present in parenchyma to help them float.
3
It allows the bending of various parts of a plant like tendrils and stems of climbers without breaking.
4
The cells of parenchyma are living cells and are usually loosely arranged.