Question

please answer this question I will mark you brainless only the experts are able to answer this question the question is bacteria are useful as well as harmful to us explain it by giving some examples for class 8

Answer 1

Answer:

Explanation:

Lactobacillus is an usefull Bacteria used in making yoghurt from milk, and also some antibiotics can be formed from these microorganisms

but there are also Pathogens (disease causing bacteria) like Salmonella

Answer 2

bacteria are both useful and harmful to us by following ways

advantage

• it is use for making curd etc
• it is also use for making antibiotics
• they also decompose the organic matter of dead plant in useful things

disadvantage

• bacteria causes many diseasea
• these causes unhygienic condition