The correct options are
A Soil is essential for agriculture.
B Soil supports the growth of plants.
C Soil contains many micro-organisms.
Soil is the mixture of minerals, organic matter and countless organisms that together support life on earth. It supports the growth of plants by holding the roots firmly and supplying the essential water and nutrients for the growth of the plants. It is home for many micro-organisms. It is essential for agriculture. It provides food for all. It is thus an inseparable part of our life.