Question

whether micro- organisms are useful or harmful. Explain​

Answer 1

Answer:

Micro organisms , though a large number can cause diseases in plants and animals , including humans . But all microbes arent harmful. a number of microbes are very useful, particularly in industries , agriculture and medicine. In fact, their beneficial effects are far more than the harm they cause.

Answer 2

Answer:

microorganisms are both harmful and useful to us for example lactobacillus the microorganism which helps in making curd , also some microorganisms are used and helpful to make for fermentation of grapes and alcohol formation but there are also microorganisms which causes disease to us like amoeba which causes amoebic dysentery