Question

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

Answer 1

Answer:

There are so many useful microorganisms in our life.

Explanation:

Microorganisms are also needed for the process of fermentation.

Answer 2

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• They are helpful in cleaning up of the environment. For example, the organic wastes (vegetable peels, remains of animals, faeces, etc.)

• Curd contains several microorganisms. the bacterium, Lactobacillus promotes the formation of curd. It multiplies in milk and converts it into curd.

• Bacteria are also involved in the making of cheese, pickles and many other food items.

• Bacteria and yeast are also helpful for fermentation of rice idlis and dosa batter.

• Yeast reproduces rapidly and produces carbon dioxide during respiration. Bubbles of the gas fill the dough and increase its volume. This is the basis of the use of yeast in the baking industry for making breads, pastries and cakes.

• Microorganisms are used for the large scale production of alcohol, wine and acetic acid (vinegar).

• Antibiotics are being produced from bacteria and fungi.