Question

Write a note on useful and harmful bacteria?
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Answer 1

Answer:

In our surroundings we found so many bacteria ,some of them are friends and some of them are foe .

Bacteria such as Lactobacillus help in curding of milk .

Rizobium and blue - green algae are very helpful bacteria, they fix nitrogen into the soil.

some bacteria like fungi spoil food and leads to food poisoning.

there are so many other bacterias which causes diseases such as typhoid and etc.