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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
Define chemoautotrophs.
How is nitrogen replenished in atmosphere.
Describe nitrogen cycle.
Long Answer Question:
Explain biological nitrogen fixation with example.
Match the following.
| Microorganism | Role Played |
| Nitrosomonas | Nitrogen fixation |
| Azotobacter | Ammonification |
| Pseudomonas species | Nitrification |
| Putrefying bacteria | Denitrification |
Suggest a suitable word for the following statement.
Agent which spreads pathogens from one place to another
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.
Which of the following statement is incorrect with regard to combustion?
Consider the following statements. Which of the statements given below is incorect?
