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Earn 100

Azotobacter and Bacillus polymyxa are
(a)Decomposers
(b)Non symbiotic nitrogen fixers
(c)Symbiotic nitrogen fixers
(d)Pathogenic bacteria

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Important Questions on Bioenergy, Biofertilizer and Biological Pest Control
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Crop rotation is carried out for

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Which disease is caused in children due to excessive use of nitrate fertilizers

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Leghaemoglobin takes part in

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Biofertilizers include

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Yield of paddy field can be increased by application of

HARD
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Green manure plants belong to

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Which of the following can use molecular nitrogen as nutrient

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The bacterium Bacillus thuringiensis is widely used in contemporary biology as
