Q13 of 15 Page 189

Find out the role of microbes in the following and discuss it with your teacher.

(a) Single cell protein (SCP)


(b) Soil

a) Single cell protein (SCP): They are the dried cells of micro organisms that are used as animal feed and dietary protein supplement. The micro-organisms used belong to bactaria, fungi and algae. Aspergillus niger, Saccharomyces cerevisiae and others are used in its production.


b) Soil: Microbes play an important role in maintaining the fertility of soil. Bactaria, fungi and cyanobactaria are mainly involved in it. Certain microbes such as Rhizopus help in nitrogen fixation.


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