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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
Very Short Answer Question:
Name the bacteria responsible for conversion of nitrite to nitrate.
The process of nitrogen-fixation by bacteria does not take place in the presence of
Free-living soil bacteria such as Pseudomonas sp. are responsible for the ______ process in the nitrogen cycle.
______ is the primary nutrient, important for the survival of all living organisms.
In the Nitrification process, the ammonium compounds are oxidised to soluble ______.
The atmosphere is a rich source of ______.
The blue-green algae that take part in nitrogen fixation are also called ______.
Nitrogen is an essential component of protein, DNA, and chlorophyll.
How are organisms like Pseudomonas and Thiobacillus of great significance in nitrogen cycle?
Match column I with Column II.
| Column I | Column II |
| A Acidic | (i) Phenylalanine (Phe) |
| B Neutral | (ii) Cysteine (Cys) |
| C Aromatic | (iii) Valine (Val) |
| D S(Sulphur) containing | (iv) Asparagine (Asn) |
Select the correct answer from the options given below.
