KCET 2020 Biology Solved Paper

Progestogen-estrogen combination prevents ovulation, changes the lining of the uterus and prevents implantation. Thus administering progestogen- estrogen within 72 hours of coitus would be an effective contraceptive method.
Relaxin helps in the process of relaxing the pelvis and widening of the cervix during parturition.
Androgens are male sex hormones that are responsible for the secondary sexual characters in males. Testosterone is a type of androgen hormone.
FSH is a hormone released by the pituitary gland that stimulates the growth of follicles in the ovary in females and also regulates spermatogenesis in the male.
Oxytocin is a hormone released by the pituitary gland and is responsible for contraction of the uterus during parturition.