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Microbes in Human Welfare — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYMicrobes in Human Welfare1 Mark
MCQ
Trichoderma harzianum has proved a useful microorganism for:
  • A
    Gene transfer in higher plants
  • B
    Biological control of soil-borne plant pathogens
  • C
    Bioremediation of contaminated soils
  • D
    Reclamation of wastelands
✓

Answer

  1. Biological control of soil-borne plant pathogens

Explanation:

Trichoderma harzianum is an effective biocontrol agent against several fungal soilborne plant pathogens. It is used for foliar application, seed treatment and soil treatment for suppression of various disease-causing fungal pathogens. These fungi are present in nearly all soils. In soil, they frequently are the most prevalent culturable fungi.

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