Question

Write 10 lines on the usefulness of microorganisms in our lines

Answer 1

Answer:

Write 10 lines on the usefulness of microorganisms in our lives. A . Microorganisms are useful in our lives in the following ways : (i) Bacteria cause the decay of dead plants and animals. (ii) Nitrogen fixing bacteria convert the atmospheric nitrogen into nitrates.

Answer 2

» Given Question :

Write 10 lines on the usefulness of microorganisms in our life.

» Required Answer :

Microorganisms are useful in our life in many ways –

• Microorganisms (Fungi) help in the preparation of bread, cake, alcohol and so on.

• Microorganisms (Bacteria-Lactobacillus) help in the formation of curd.

• Many antibiotics are also made from many organisms like penicillin is made from penicillium which fungi.

• Microbes also help to reduce pollution by decomposing many substances.

• Microbes like Azotobactor and Rhizobium live in the soil and make it fertile for the plant grow and play important role in nitrogen fixation.

• Some microbes like protozoa live in the alimentary canal of the animals and help them to digest cellulose.

• Commercial products like agar, sodium, potassium are also obtained from microbes like algae.

• Microbes like bacteria play important role in the waste water treatment plant.

• Many microbes are also helpful in the production of vitamins, antibiotics, industrial chemicals and so on.

• Many microbes also help in the production of vinegar and wine.

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Additional Information:

What are microorganisms?

Microorganisms are those organisms that can't be seen by the naked eyes because they are too small. Microscope is needed to see microorganisms.

Classification of microorganisms:

$\implies$ Microorganisms are generally classified in 5 groups:

• Bacteria (lactobacillus, escherichia coli.)
• Protozoa (amoeba, plasmodium)
• Fungi (bread mould, mushroom)
• Algae (blue green algae, volvox)
• Virus ( HIV Virus)

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