MCQ
Biofertilisers are the living organisms which:
- ABring about soil nutrient enrichment
- BMaximise the ecological benefits
- CMinimise the environmental hazards
- DAll of these
Explanation:
Biofertilisers are living micro organisms which bring about soil nutrient enrichment, maximise the ecological benefits, minimise the environmental hazards.
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| Column $-I$ | Column $-II$ |
| $(A)$ Gonorrhoea | $(i)$ HIV |
| $(B)$ Syphilis | $(ii)$ Neisseria |
| $(C)$ Genital warts | $(iii)$ Treponema |
| $(D)$ AIDS | $(iv)$ Human papilloma virus |