Zoology - Microbes in Human Welfare Question with Solution | TestHub
ZoologyMicrobes in Human WelfareBiofertilisersEasy2 minPYQ_2020
ZoologyEasysingle choice
Which of the following is free living aerobic, non-photosynthetic nitrogen fixing bacterium?
Options:
Answer:
D
Solution:
Azotobacter is free living aerobic non photosynthetic bacteria which carries out nitrogen fixation. Nostoc is cyanobacteria which can carry out nitrogen fixation in both free living and in symbiotic state. Rhizobium forms symbiotic assoacitaion with root nodules of leguminous plants. Rhodospirullum carries out nitrogen fixation in anaerobic condition.
Stream:NTA_ABHYAS_NEETSubject:ZoologyTopic:Microbes in Human WelfareSubtopic:Biofertilisers
⏱ 2mℹ️ Source: PYQ_2020
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