Question

Hoe are bacteria useful to us?


Please answer it fast. I have to do homework.​

Answer 1

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Answer 2

Answer:

Bacteria are useful to us in many ways -

• Lactobacillus acidophilus named bacteria help in making curd and cheese.They are also used to make pickles.
• Bacteria like Acetobacter oxidize ethanol to acetic acid and thus help in the production of vinegar, wine and fruit juices.
• Bacteria help in digesting cellulose. As ruminants eat grass and leaves which are mainly cellulose. Bacteria present in their stomach help in digesting cellulose.
• Bacteria like Rhizobium and Azotobactor play important role in nitrogen cycle.
• Many antibiotics are made from them like Chloromycetin and streptomycin.

Hope it will help you.