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STD 12 - 8. microbes in human welfare — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 8. microbes in human welfare1 Mark
MCQ
Yield of paddy field can be increased by application of
  • A
    Iron bacteria
  • ✓
    Nostoc/Anabaena
  • C
    Archaebacteria
  • D
    Symbiotic bacteria
✓

Answer

Correct option: B.
Nostoc/Anabaena
b
(b)They are the free living nitrogen fixing cyanobacteria and increase nitrogen content of moist soil and water bodies, which can be used in increasing paddy yield.

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