(a) Name the human male reproductive organ that produces sperms and also secretes a hormone. Write the functions of the secreted hormone.(b) Name the parts of the human female reproductive system wherei. fertilization takes placeii. Implantation of the fertilized egg occurs Explain how the embryo gets nourishment inside the mother’s body.

a) The human male reproductive organ that produces sperms and also secretes a hormone is Testis.

The functions of the male hormone, testosterone, are:

(i) It stimulates the production of the male gametes known as sperms.

(ii) It stimulates the development of the secondary sexual characteristics of male such as body hair, development of muscles, etc.

(iii) Plays an important role in the development, maturation and functioning of accessory sex organs like vas deferens and seminal vesicles.

(b) The parts of the human female reproductive system where

i. Fertilization takes place: Fallopian Tube

ii. Implantation of the fertilized egg occurs: Uterus

An embryo developing inside the mother's uterus gets nourishment from the mother's blood through the placenta, which is a disc-like structure, embedded in the uterine wall of the mother and contains villi.