Role of bacteria

Mac cranmer

Role

Bacteria play a very important role in our life. Many dead materials are decomposed by bacteria. If there were no bacteria the air would be polluted with microorganisims.

Benefits of types of bacteria

E-Coli-- lives inside the stomach and helps digest food

Rhyzobium-- helps with nitrogen in the air which allows us to breathe in ogygen

Streptomycin-- found in the soil and is used in commercial antibiotics