MCQ
To avoid summer - related problems such as heat and dessication fish undergoes:
- AHibernation.
- BDiapause.
- CAestivation.
- DNone of these.
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| 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:
Reason : It also has high blood supply and erectile tissue.