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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| Column $-I$ | Column $-II$ |
| $(A)$ Citric acid | $(i)$ Trichoderma |
| $(B)$ Cyclosporin $A$ | $(ii)$ Clostridium |
| $(C)$ Statins | $(iii)$ Aspergillus |
| $(D)$ Butyric acid | $(iv)$ Monascus |
| Column $- I$ | Column $- II$ |
| $(p)$ Intine | $(v)$ Long structure |
| $(q)$ Exine | $(w)$ Nutrition to pollengrain |
| $(r)$ Pollentube | $(x)$ Sporopollenin |
| $(s)$ Tapetum | $(y)$ Pectin, cellulose |
| $(z)$ Glycogen |
$(1)$ Monarch butterfly and bird
$(2)$ Orchid and mango
$(3)$ Fish and flamingo
$(4)$ Calotropis and cattle
$(5)$ Cattle egret and grazing cattle