MCQ
Trichoderma harzianum has proved a useful microorganism for:
- AGene transfer in higher plants
- BBiological control of soil-borne plant pathogens
- CBioremediation of contaminated soils
- DReclamation of wastelands
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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$I$. Ovulation do not occur during the lactational period
$II$. Chances of the failure of contraception are almost nil upto six months following parturition
$III$. Side effects are almost nil
$IV$. It is a natural method of contraception
$V$. It increases phagocytosis of sperms