Question

three important ways in which bacteria are useful to us and two ways in which bacteria are harmful​

Answer 1

bacteria sometimes useful for us as the decompose every piece of waste

"good bacteria "present in yoghurt helps in maintaining metabolism and hhealt

they can help in the digestive process, can help convert the nitrogen that is found in the soil can be used to make certain antibiotics

bacteria can cause harmful diseases like

pneumonia or meningitis

they can also cause food poisoning by contaminating the food by their presence ..... HOPE IT HELPS