Question

Anabaena and Nostoc are some common biofertilizers which assist in the increment of

• A. Plant adaptability to extreme conditions
• B. Soil Fertility
• C. Maturation pattern of the plants
• D. All of the above

Answer 1

The correct option is B Soil Fertility

Nostoc and Anabaena are biofertilizers which purify the soil, increase the fertility of the soil by adding some organic matters. They also add carbon and nitrogen to the soil to increase agricultural productivity.

So, the correct option is 'Soil fertility'.