Azolla is used as a biofertilizer because it

  • A
    Multiplies very fast to produce massive biomass
  • B
    Has association of nitrogen-fixing Rhizobium
  • C
    Has association of nitrogen-fixing cyanobacteria
  • D
    Has association of mycorrhiza

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Similar Questions

Which of the following statements is incorrect?

Which nitrogen-fixing cyanobacterium also exhibits a symbiotic relationship with Azolla?

The main source of biofertilizers is:

Farmers have reported over $50\%$ higher yields of rice by using which of the following biofertilizer?

Which aquatic fern is considered a very good biofertilizer?

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