Question

name the most useful and the most harmful bacteria​

Answer 1

Explanation:

Here are some of the most dangerous.

Klebsiella pneumoniae. Approximately 3-5% of the population carry Klebsiella pneumoniae. ...

Candida auris. ...

Pseudomonas aeruginosa. ...

Neisseria gonorrhea. ...

Salmonellae. ...

Acinetobacter baumannii. ...

Drug resistant tuberculosis.

Following is the list of beneficial bacteria that promote health are given below:

Lactobaccilus Acidophilus.

Lactobacillus Rhamnosus.

Bifidobacterium.

Bacillus Coagulans.

Lactococcus Lactis.

Lactobacillus Reuteri.

Escherichia Coli.

Answer 2

Answer:

Bacteria also have an important role in medicinal field such as synthesis of vitamin B12 along with the production of antibiotics, serum, vaccines and toxoids. Bacteria causes various diseases in humans such as Typhoid, Tetanus, Tuberculosis, Pneumonia, Cholera and Diphtheria.

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