Which of the following is associated with biological nitrogen fixation?

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CollectorBabu · Accepted Answer

Correct Answer: Blue-green algae. • Atmospheric Nitrogen directly cannot be used by plants. First it needs to be fixed through certain bacteria. • This process is known as Nitrogen fixation. • It is an essential biological process and the initial stage of the nitrogen cycle. • Certain bacterial like Rhizobium, Azotobacter, etc., helps in fixing atmospheric nitrogen into usable form. • Nitrogen fixing bacteria make combination with cells of the roots of Pulses, as generally these bacterial are found in the root nodules of leguminous plants. • Blue-green algae is associated with biological nitrogen fixation.

Which of the following is associated with biological nitrogen fixation?

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