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प्रश्न
Nitrogen is a greenhouse gas.
पर्याय
True
False
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उत्तर
Nitrogen is a greenhouse gas. - false
Correct statement:
Atmosphere is a rich source of nitrogen and contains about 78% nitrogen.
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संबंधित प्रश्न
Name four types of bacteria involved in nitrogen cycle.
Match the following.
| Microorganism | Role Played |
| Nitrosomonas | Nitrogen fixation |
| Azotobacter | Ammonification |
| Pseudomonas species | Nitrification |
| Putrefying bacteria | Denitrification |
Write the role of nitrogenase enzyme in nitrogen fixation?
Which free living microorganism helps in nitrogen fixation?
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
Give reason for the following.
Farmers prefer to grow beans and peas in nitrogen deficient soils.
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.
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.
