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

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Firstly, let's understand what is meant by micro-organisms.

$\red{ \underline{ \underline{ \sf{Micro-organisms : }}}}$

$\mapsto$ Micro-organisms are small organisms which can only be seen through an instrument which is known as microscope.

$\mapsto$ These organisms are known as micro-organisms as well as microbes.

According to the Question :

Well, micro-organisms are useful as well as harmful.

$\purple{\dag}$Uses of micro-organisms :

Many microbes are useful to us. Some of the uses of microbes are as follows -

• The process of fermentation is done by micro-organisms. This process is used for graping juice into alcoholic beverages.

• Also, a variety of spices are cultivated like mushrooms are edible.

• Micro-organisms like Streptococcus is used in the preparation of paneer and cheese.

$\purple{\dag}$Harmful effects of micro-organisms :

$\mapsto$ Microbes like fungi and bacteria can cause in the spoilage of food, foods which contain moisture are harmed in large amount.

• Fungi : These microbes mainly spoil food items like eggs, vegetables, fruits, meat etc.

• Bacteria : These microbes mainly spoil food items like cheese, milk, vegetables, fruits etc.