Question

What is microorganisms and friend for

Answer 1

Answer:

Small organisms which can't be seen by the naked eye and can only be seen with the help of a microscope are called microorganisms.

Some change the gaseous nitrogen to soluble nitrogen which help the crops to make food and grow. Hence they are a friend of farmers. Some of those are

1. Rhizobium
2. Azotobacter
3. Blue-green algae

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