Sponsor Area

Microbes In Human Welfare

Question
CBSEENBI12047679

A simple technology has been developed in India for plant breeders and farmers to use two plants as biofertilizers for growing rice. These are

  • Azotobacter and Rhizobium

  • Chlorella and Spirulina

  • Azolla and nitrogen fixing blue-green algae

  • Riccia and Marchantia

Solution

C.

Azolla and nitrogen fixing blue-green algae

Azolla, a endophytic pteridophyte as a precious green compost for rice cultivation. Blue-green algae because of their role in N2 -fixation, are considered ecologically and agriculturally important in tropical rice fields.