Question

Name a free-living and a symbiotic bacterium that serve as bio-fertilizer. Why are they called so?

Solution

Free-living - Azotobacter, Symbiotic - Rhizobium serve as bio-fertilizers.
They are called bio-fertilizers because they are organisms found in nature that enrich the nutrient quality of the soil.

Some More Questions From Microbes in Human Welfare Chapter

What is the difference between rum and whisky ?

Give the source of invertase enzyme (sucrase).

Name one micro-organism which is used in bakery.

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Microbes In Human Welfare

Name a free-living and a symbiotic bacterium that serve as bio-fertilizer. Why are they called so?

Some More Questions From Microbes in Human Welfare Chapter

What is the difference between rum and whisky ?

Give the source of invertase enzyme (sucrase).

Name one micro-organism which is used in bakery.

Name the two groups of micro-organisms most commonly used in industrial field.

Name the different vitamins which are produced by microorganisms.

The majority of baculoviruses used as biological control agents are in the genus?

Name the organism which provides statins used to lower cholesterol levels .

Name the first acid to be produced by fermentation.

How can a small amount of curd added to fresh milk convert it into curd ?

What is toddy ?

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