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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
- Energy transfer from one trophic level to other, in a food chain is
- Smooth endoplasmic reticulum acts as a major site for synthesis of
- Man was originated in which era?
- Origin of first toothed birds took place in
- Right handedness is dominant over left handedness. Most probable gene types with
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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