MCQ
Good ozone is found in the:
- ✓Stratosphere.
- BTroposphere.
- CMesosphere.
- DIonosphere.
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Match the following sexually transmitted diseases (column $I$) with their causative agent (column $II$) and select the correct option.
| Column $-I$ | Column $-II$ |
| $(A)$ Gonorrhoea | $(i)$ HIV |
| $(B)$ Syphilis | $(ii)$ Neisseria |
| $(C)$ Genital warts | $(iii)$ Treponema |
| $(D)$ AIDS | $(iv)$ Human papilloma virus |
Choose the correct option for $A , B$ and $C$