- 1(current)
Q. No.Which one of the following produces nitrogen fixing nodules on the roots of Alnus ??
1. Beijernickia
2. Rhizobium
3. Frankia
4. Rhodospirillum
1. Beijernickia
2. Rhizobium
3. Frankia
4. Rhodospirillum
Subtopic: Â Genetics & Biochemistry of Nitrogen Fixation |
 76%
Level 2: 60%+
NEET - 2022
Hints
Which of the following is a symbiotic nitrogen fixer?
1. Glomus
2. Azotobacter
3. Frankia
4. Azolla
Subtopic: Â Nitrogen Fixation |Â Genetics & Biochemistry of Nitrogen Fixation |
 70%
Level 2: 60%+
AIPMT - 2009
Hints
Nitrogen-fixation in root nodules of Alnus is brought about by:
| 1. | Bradyrhizobium | 2. | Clostridium |
| 3. | Frankia | 4. | Azorhizobium |
Subtopic: Â Nitrogen Fixation |Â Genetics & Biochemistry of Nitrogen Fixation |
 93%
Level 1: 80%+
AIPMT - 2008
Hints
- 1(current)
Q. No.
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