Question

Whether micro-organisms are useful or harmful. Explain.​

Answer 1

Explanation:

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:

The micro organisms are useful and harmful:                                      

micro organims are useful because:

1. They help in making the food tasty.

2. They are useful as bio pesticides to kill the pests.  

3. Several bacteria helps in the process of sewage treatment.

4. They cause bread ful disease.

Micro organisms are harmful because:

1.They cause bread ful disease.

2. They spoil the food causing food poisoning.

3. They block the water pipes.