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One of the free-living, anaerobic nitrogen – fixer is:
Options
(a) Beijiernickia
(b) Rhodospirillum
(c) Rhizobium
(d) Azotobacter
Correct Answer:
Rhodospirillum
Explanation:
Rhodospirillum is a free-living, anaerobic nitrogen fixer bacteria. It can synthesize its food in presence of light under anaerobic condition.
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Question Type: Memory
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A change in the amount of yolk and its distribution in the egg will affect
- Test cross is a cross in between hybrid and
- In crop improvement programmes, virus free clones can be obtained through
- Male frogs can croak louder than females because of
- Gonorrhoea is caused by
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Plant Physiology (28)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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