Q.Match the pairs and rewrite:
Column I | Column II
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Start your 14-day free trial to unlock the full solution →Mechanical means → Diaphragm; Physiological device → Saheli; Chemical device → Jellies; Permanent method → Vasectomy.
Contraceptive methods are classed by mechanism: mechanical barrier, physiological (hormonal), chemical (spermicidal), and permanent (surgical).
Contraceptive/birth-control methods fall into distinct categories by mechanism. Mechanical means physically block sperm from reaching the egg, e.g. a diaphragm or cervical cap fitted over the cervix. Physiological devices work through hormones that prevent ovulation, e.g. Saheli, a non-steroidal, once-a-week oral contraceptive developed in India. Chemical devices act as spermicides that kill or immobilise sperm, e.g. jellies, foams and c …
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