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प्रश्न
How do human activities affect nitrogen cycle?
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उत्तर
Burning fossil fuels, application of nitrogen-based fertilizers, and other activities can increase the amount of biologically available nitrogen in an ecosystem.
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संबंधित प्रश्न
Draw diagram of Nitrogen cycle.
Name four types of bacteria involved in nitrogen cycle.
How is nitrogen replenished in atmosphere.
Write the role of nitrogenase enzyme in nitrogen fixation?
When we breathe in air, nitrogen also goes inside along with oxygen. What is the fate of this nitrogen?
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.
The blue-green algae that take part in nitrogen fixation are also called ______.
Assertion (A): Plants and animals can utilize atmospheric nitrogen.
Reason (R): The atmosphere is a rich source of nitrogen.
What is nitrification?
Which of the following statement is incorrect with regard to combustion?
