Fertility of soil is measured by its ability to [1992] (a) retain nutrients (b) hold organic materials (c) hold water (d) support life
Option D. Fertility of the soil is not only decided by its ability to hold water or organic materials or its ability to retain nutrients but it is decided by all the factors combined and how well can it support life. If a soil has a huge thriving of plants, microorganism, etc with the availability of adequate resources then it is considered as very fertile soil.
