Several horticultural techniques are followed for the producation of ' bonsai' palnts .One of them is drastic pruning of roots system which of the following physiological factor is incvolved in that method

Options

A. The inadequacy of mineral nutrients
B. Deficiency of auxins
C. Impairment of water absorption
D. Deficiency of cytokinins

Answer

C

Explanation

Bonsai trees have a compact root system that keeps the structure in a dwarf shape. Plants can also be root pruned and reported at times of the years other than the foliage dormant periods. This removes the tap root and starts the shallow root system so desired in bonsai. Impairment of water absorption is involved in that method.