Question

write 10 lines on the usefulness of microorganisms in our life ​

Answer 1

Answer:

Microorganisms are very useful to us. ... (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. (ix) They work as natural cleaners, as they decompose the dead bodies of plants and animals.

Answer 2

Answer:

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.

(iii) Bacteria are used in the production of vinegar, curd, cheese, etc.