Question

Nitrogen is fixed in ecosystems in ways stated below. Which one of the statements below is false?

a.

By cyanobacteria

b.

By electrical discharges in the atmosphere

c.

By industrially synthesised fertilizer

d.

By denitrification

Posted under Biology General Knowledge

Answer: (d).By denitrification

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Q. Nitrogen is fixed in ecosystems in ways stated below. Which one of the statements below is false?

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