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Answer:
They help us in following ways: (i) Microorganisms help us in food sector. They are used for curdling of milk, preparation of bread, cake, etc. ... (vii) Microorganisms are used to prepare vaccines for various diseases. (viii) They are useful for agriculture sector, as they enhance the fertility of soil by fixing nitrogen.
Lactobacillus is used to form curd from milk. Rhizobium present in pulse plants' roots 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.
Answer:
They are used in winemaking, baking, pickling and other food-making processes.
Alcoholic fermentation by yeast is widely used in the preparation of wine and bread.
A bacterium Lactobacillus promotes the formation of curd.
Microbes are used to reduce pollution.
They are used to increase soil fertility by fixing atmospheric nitrogen.
Microbes are also useful in preparing many medicines and antibiotics.
Certain microbes are also used in the biological treatment of sewage and industrial effluents.
Some microorganisms are taken as probiotics, that are believed to provide health benefits when consumed.
Bacteria are also involved in making cheese.
Acetobacter acetic is used for producing acetic acid from alcohol.
Explanation:
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