Question : (a) Mention the role of following organs of human male reproductive system: (i) Testis (ii) Scrotum (iii) Vas deferens (iv) Prostate glands (b) State the reasons why testes are located outside the abdominal cavity.

Question : (a) Mention the role of following organs of human male repr

1.	Question : (a) Mention the role of following organs of human male reproductive system: (i) Testis (ii) Scrotum (iii) Vas deferens (iv) Prostate glands (b) State the reasons why testes are located outside the abdominal cavity.
Answer» Solution :(a) (i) Male gametes (SPERMS) and male hormone testosterone are produced by testis. (ii) Sperm FORMATION requires a lower temperature than the normal body temperature. This temperature is `1-3 ""^@`C lower than the temperature of the body. Testis are LOCATED outside the abdominal cavity, in the scrotum to provide right temperature. (iii) The sperms formed are delivered through the vas-deferens which UNITES with a tube coming from the urinary bladder. (IV) The prostate glands secrete the fluids which provides nutrition to the sperms and make their transport easier. (b) They require a lower temperature than the human body temperature for the formation of sperms.