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प्रश्न
Very Short Answer Question:
Name the bacteria responsible for conversion of nitrite to nitrate.
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उत्तर
Chemoautotrophs like Nitrobacter are responsible for conversion of nitrite to nitrate.
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संबंधित प्रश्न
Name four types of bacteria involved in nitrogen cycle.
Describe nitrogen cycle.
The process of nitrogen-fixation by bacteria does not take place in the presence of
Suggest a suitable word for the following statement.
Agent which spreads pathogens from one place to another
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.
______ is the primary nutrient, important for the survival of all living organisms.
Nitrogen is an essential component of protein, DNA, and chlorophyll.
Name the cell which is responsible for nitrogen fixation in cyanobacteria.
Consider the following statements. Which of the statements given below is incorect?
Match the following:
| Column A | Column B (Organisms) | ||
| (1) | Symbiotic nitrogen fixation | (a) | Nitrobacter |
| (2) | Denitrification | (b) | Cyanobacteria |
| (3) | Free living nitrogen fixers | (c) | Rhizobium |
| (4) | Nitrification | (d) | Paracoccus |
