Question

how are bacteria useful to us write any three points​

Answer 1

Answer:

Fermentation processes, such as brewing, baking, and cheese and butter manufacturing.

Chemical manufacturing, such as the production of ethanol, acetone, organic acids, enzymes, and perfumes.

Pharmaceuticals, such as the manufacture of antibiotics, vaccines, and steroids.

Answer 2

Answer:

1. Bacteria are used to prepare antibodies .

2. They helpin cleaning environment by decomposition.

3. Some bacteria produce biogas.