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What is the role of nitrogen fixing bacteria?

Important Questions on Microorganism Friend and Foe

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Science>Biology>Microorganism Friend and Foe>Nitrogen Fixation
What do you mean by symbiosis?
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Science>Biology>Microorganism Friend and Foe>Nitrogen Fixation
How do leguminous crops help in increasing soil fertility?
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Science>Biology>Microorganism Friend and Foe>Nitrogen Fixation
Name the micro-organisms which can fix atmospheric nitrogen in the soil.
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Science>Biology>Microorganism Friend and Foe>Nitrogen Fixation
What is fixation of nitrogen?
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Science>Biology>Microorganism Friend and Foe>Nitrogen Fixation
Explain the role played by Rhizobium bacteria in increasing the fertility of the soil.
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Science>Biology>Microorganism Friend and Foe>Nitrogen Fixation
Lightning is one of the methods of:
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Science>Biology>Microorganism Friend and Foe>Nitrogen Fixation

Given below is the diagram of a bean root :

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What significant role is played by the structure named in X above in the soil? Briefly discuss how the structure plays this role.

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Science>Biology>Microorganism Friend and Foe>Nitrogen Fixation
What is meant by 'nitrogen fixation'? State two ways in which nitrogen gas of the atmosphere can be 'fixed' in nature to get nitrogen compounds in the soil.
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Science>Biology>Microorganism Friend and Foe>Nitrogen Fixation
Describe the nitrogen cycle in nature.
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Science>Biology>Microorganism Friend and Foe>Nitrogen Fixation
Name the nitrogen-fixing bacteria present in root nodules of leguminous plants.
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Science>Biology>Microorganism Friend and Foe>Nitrogen Fixation
What is the nitrogen cycle, and why it is important?
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Science>Biology>Microorganism Friend and Foe>Nitrogen Fixation
What is the nitrogen cycle and why is it important?
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Science>Biology>Microorganism Friend and Foe>Nitrogen Fixation
The process of nitrogen fixation by bacteria does not take place in the presence of:
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Science>Biology>Microorganism Friend and Foe>Nitrogen Fixation
Give two examples of the Symbiotic plants.
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Science>Biology>Microorganism Friend and Foe>Nitrogen Fixation
Name two leguminous plants which can fix nitrogen.
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Science>Biology>Microorganism Friend and Foe>Nitrogen Fixation
Name the microorganisms which can fix atmospheric nitrogen in the soil.
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Science>Biology>Microorganism Friend and Foe>Nitrogen Fixation
Where do Rhizobium bacteria live? What is their function?
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Science>Biology>Microorganism Friend and Foe>Nitrogen Fixation
Draw a neat, labelled diagram of nitrogen cycle in nature. Which natural phenomenon occurring in the sky is responsible for nitrogen fixation?
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Science>Biology>Microorganism Friend and Foe>Nitrogen Fixation
Which one of the following helps in nitrogen fixation?
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Science>Biology>Microorganism Friend and Foe>Nitrogen Fixation
In what ways are the Rhizobium bacteria useful to plants?