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Question

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


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Solution

Microorganisms:

Microorganisms are small unicellular organisms that could be only seen under a microscope.

The usefulness of microbes:

  1. Penicillium is a fungus that produces antibiotics like penicillin.
  2. Rhizobium helps in nitrogen fixation in soil, thus, increasing the fertility of the soil.
  3. Yeast is used in bakeries for making bread and cake.
  4. Blue-green algae perform nitrogen fixation.
  5. Lactobacillus is employed in dairy industries for the setting of curd and in cheese making.
  6. Many microorganisms carry out the decomposition of dead remains of plants and animals.
  7. Spirulina and yeast are used as single-cell proteins (superfood).
  8. Yeast is used on a commercial basis for the production of alcohol through fermentation.
  9. Microorganisms carry out the processing and aging of cheese.
  10. Some microbes are used as a probiotic (maintain a healthy gut of the host).

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