Question

give two example of useful and harmful bacteris

Answer 1

heya!!


here is your answer ⬇️

useful bacteria :

➡️ Rhizobium

➡️ lactobacillus

harmful bacteria:

➡️ vibro cholera

➡️ salmonella typhi.


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Answer 2

uses :-

lactobacillus is a bacteria used in making yeast

and some bacterias are used to make medicines

harmful :-

there are some bacterias which spoil the food

bacteria reside in our gut, helping our body break down food and absorb nutrients.