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All of the following statements concerning the actinomycetous filamentous soil bacterium Frankia are correct except that Frankia
Options
(a) can induce root nodules on many plant species
(b) can fix nitrogen in the free living state
(c) like Rhizobium, it usually infects its host plant through root hair deformation ans stimulates cell proliferation in the host’s cortex
(d) forms specialised vesicles, in which the nitrogenase is protected from oxygen by a chemical barrier involving triterpene hopanoids
Correct Answer:
can fix nitrogen in the free living state
Explanation:
Nitrogen fixation is the process whereby atmospheric nitrogen is converted to ammonia with the aid of an enzyme called nitrogenase, and the reaction can be described by the following equation: Frankia will fix nitrogen in both the free‐living and the symbiotic state
Related Questions: - Gymnosperms are also called soft wood spermatophytes because they lack:
- Ganga Action Plan was started in
- Nucleus was discovered by
- The cohesive force existing between molecules of water is contributing to
- Which enzyme joins DNA fragments?
Topics: Diversity In Living World
(339)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Gymnosperms are also called soft wood spermatophytes because they lack:
- Ganga Action Plan was started in
- Nucleus was discovered by
- The cohesive force existing between molecules of water is contributing to
- Which enzyme joins DNA fragments?
Topics: Diversity In Living World (339)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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