Question

Name some bacteria that are harmful to us and some that useful to us..​

Answer 1

Some types of bacteria can cause diseases in humans, such as cholera, diptheria, dysentery, bubonic plague, pneumonia, tuberculosis (TB), typhoid, and many more.

Useful bacterias are streptomyces, rhizobium, lactobacilli and many more

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Answer 2

Answer:

Harmful bacteria:

1. E.coli
2. Listeria
3. Helicobacter pylori
4. Salmonellae
5. Escherichia

useful bacteria:

1. Lactobacillus
2. Rhizobium
3. Bifido bacterium
4. Bacillus coagulans
5. L.acidophilus