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Class 12BiologyMicrobes in Human WelfareBiofertilizer
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Define biofertilizers.

  • A
    Organisms that enrich the nutrient quality of the soil.
  • B
    Chemical substances that increase soil fertility.
  • C
    Synthetic fertilizers used for crop growth.
  • D
    Pesticides used to kill soil pathogens.
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Class 12 Questions

Class 12

Biology Questions

Chapter

Microbes in Human Welfare

Subtopic

Biofertilizer

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