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प्रश्न
Draw diagram of Nitrogen cycle.
आकृति
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उत्तर
Nitrogen cycle :
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संबंधित प्रश्न
Define chemoautotrophs.
Name four types of bacteria involved in nitrogen cycle.
How is nitrogen replenished in atmosphere.
Write the role of nitrogenase enzyme in nitrogen fixation?
Polio drops are not given to children suffering from diarrhoea. Why?
Give reason for the following.
Farmers prefer to grow beans and peas in nitrogen deficient soils.
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 ______.
Name the cell which is responsible for nitrogen fixation in cyanobacteria.
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.
