MCQ
Among the ecosystem mentioned below, where can one find maximum biodiversity?
- ✓Coral reefs.
- BAlpine meadows.
- CDesert.
- DMangroves.
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Match List $- I$ with List $- II$ with respect to methods of Contraception and their respective actions.
| List$-I$ | List $- II$ |
| $(a)$ Diaphragms | $(i)$ Inhibit ovulation and Implantation |
| $(b)$ Contraceptive | $(ii)$ Increase phagocytosis of sperm within Uterus |
| $(c)$ Intra Uterine Device | $(iii)$ Absence of Menstrual cycle and ovulation following parturition |
| $(d)$ Lactational | $(iv)$ They cover the cervix blocking the entry of sperms |
Choose the correct answer from the options given below:
$I.$ Ethidium bromide
$II.$ Restriction endonuclease
$III.$ Agarose
$IV.$ $UV$ radiation
Choose the correct option: