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Enhancement of Food Production — BIOLOGY STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceBIOLOGYEnhancement of Food Production5 Marks
Question
Benefits of Biofertilizers.
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Answer

  1. Biofertilizers increase soil fertility.
  2. They are low cost and can be used by marginal farmers.
  3. They do not cause pollution.
  4. BGA secret growth promoting substances, organic acids, proteins and vitamins.
  5. Azotobacter supplies nitrogen and antibiotics in the soil.
  6. Use of biofertilizers improves physico-chemical properties of soil-like texture, structure, pH, water holding capacity of soil by providing nutrients and organic matter.
  7. The use of chemical fertilizers gets reduced and the pollution also becomes less.

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