Which of the following is a pair of biofertilizer?

Which of the following is a pair of biofertilizer?

Options

(a) Nostoc and legume
(b) Rhizobium and grasses
(c) Azolla and blue green algae
(d) Salmonella and Escherichia coli

Correct Answer:

Azolla and blue green algae

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. Biological treatment of water pollution is done with the help of
  2. RAAS is associated to which of the following hormone?
  3. Which of the following is not classified amphibian
  4. D.D.T. shows biomagnification (bioconcentration). It is found maximum in milk cream.
  5. Which one of the following plasma proteins is involved in the coagulation of blood?