CHAPTER 15-PLANT GROWTH AND DEVELOPMENT
1. Define growth, differentiation, development, dedifferentiation, redifferentiation, determinate growth, meristem and growth rate. Sol. Growth is defined as a vital process which brings about an irreversible and permanent change in the shape, size, form, weight and volume of a cell, organ or whole organism, accompanied with increase in dry matter. Differentiation is a localised qualitative change …