Biofertilizers include [NCERT Pg. No. 158] [CBSE PMT 1997, 2001; DPMT 2004; BHU 2008…

Biology · NEET · NTA ExamsMicrobes in Human Welfare

Biofertilizers include  [NCERT Pg. No. 158]
  [CBSE PMT 1997, 2001;
  DPMT 2004; BHU 2008; AIIMS 2013]
  1. Cowdung manure and farmyard waste
  2. A quick growing crop ploughed back
  3. BGA/Anabaena and Azolla
  4. All the above

Answer

(D) All the above

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