Question

Write 10 lines on the usefulness of microorganisms in our lives.​

Answer 1

Answer:

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Microorganisms are useful to us in many ways. For example,

● Bacteria like Lactobacillus convert milk into curd.

● Bacteria are also involved in the making of cheese.

● Acetobacter aceti is used for producing acetic acid from alcohol.

● Yeast is used in the commercial production of alcohol, wine and bakery products.

● Some specific microorganisms are helpful in manufacturing antibiotics.

● Microorganisms act as cleansing agents and decompose the waste products into manure.

● Dead or weakened microbes are used in the preparation of vaccines.

● Some bacteria fix atmospheric nitrogen and increase soil fertility.

● Algae, yeast, fungi or bacteria may be used as an ingredient or a substitute

for protein-rich foods that are suitable for human or animal consumption.

● Some microorganisms are taken as probiotics, that are believed to provide health benefits when consumed.

Answer 2

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.