Write six lines/sentences on the usefulness of microorganisms in our life.
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Micro-organisms are too small to be seen through naked eyes. However, they are vital to plants and the environment. Given below are the few uses of microorganisms:
●Lactobacillus is used to form curd from milk.
●Rhizobium present in the roots of pulse plants fix nitrogen from the air and supply nitrogen compounds to the pulse plants.
●Micro-organisms are also used in winemaking, baking, pickling, and other food-making processes.
●Alcoholic fermentation by yeast is widely used in the preparation of wine and bread.
●Microbes are used to reduce pollution. For example, decomposers such as bacteria and fungi break down dead bodies and excreta to form inorganic compounds, which can be absorbed by plants.
●Microbes also play an important role in the preparation of medicines. Antibiotics are chemicals produced by micro-organisms to kill bacteria. Penicillin is an antibiotic made from Penicillium.
●Bacteria present in our intestine helps in proper digestion and release Vitamin B which is absorbed by the intestine.
●Many vaccines are prepared from micro-organisms. These vaccines are given to children to protect them from disease.
●Certain microbes are also used in the biological treatment of sewage and industrial effluents.
●Yeast is used in making idli, bhaturas, bread, pastries, and cakes.
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