Micro-organisms form a part of the environment.
(a) How do micro-organisms help in increasing soil fertility ?
(b) How do micro-organisms help in cleaning the environment ?
(a) What is meant by fermentation ? Name the scientist who discoverd fermetation.
(b) Which micro-organisms help in cleaning the environment ?
Answer the following:
(a) What is the function of micro-organisms in the soil?
(b) What do living things get from the environment?
(c) Why is it necessary to be alert and prevent any damage to the environment?