MCQ
Secondary sewage treatment is mainly a
- AChemical process
- BPhysical process
- CMechanical process
- ✓Biological process
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$I.$ a traditional drink of Southern India
$II.$ made by fermentation of sap from palm trees
Which of the statements given above about toddy is/are correct?
| 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:
$I.$ Cyclic $AMP$ $II.$ $I P_{3}$ $III.$ C $a^{2+i i}$
The correct option is