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प्रश्न
Name the cell which is responsible for nitrogen fixation in cyanobacteria.
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उत्तर
Heterocyst is responsible for nitrogen fixation in cyanobacteria. They are capable of differentiating. unique cells that fix nitrogen.
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संबंधित प्रश्न
Define chemoautotrophs.
Draw diagram of Nitrogen cycle.
How is nitrogen replenished in atmosphere.
Explain the following cycle in your own words with a suitable diagram.
Nitrogen cycle.
Which free living microorganism helps in nitrogen fixation?
In the nitrogen cycle, which of the following play an important role?
Match Column - I with Column - II.
| Column - I | Column - II | ||
| (a) | Nitrococcus | (i) | Denitrification |
| (b) | Rhizobium | (ii) | Conversion of ammonia to nitrite |
| (c) | Thiobacillus | (iii) | Conversion of nitrite to nitrate |
| (d) | Nitrobacter | (iv) | Conversion of atmospheric nitrogen to ammonia |
Choose the correct answer from the options given below.
In the Nitrification process, the ammonium compounds are oxidised to soluble ______.
How are organisms like Pseudomonas and Thiobacillus of great significance in nitrogen cycle?
Name any two nitrifying bacteria in soil.
