Question

13. In human males, the testis lies outside the body.Why?​

Answer 1

Answer:

in human males, testes descend into a muscular bag called as the scrotum, which lies outside the body cavity, before birth and remains there for rest of life because sperm production occurs at a temperature lower than the body temperature.

Explanation:

Why are the testes situated outside of the body? Testes are situated outside the abdominal cavity in the region of scrotum which provides temperature 2–2.5 degree lower than body. this is necessary for sperm production. In the human embryonic stage, testes are present in the body itself.

Answer 2

Explanation:

the locatio. out side body make their temperature lower which is required for the formation of sperm in testes