What is the composition of the seminal plasma?

Where are the $Leydig$ cells found?

Where are the Cowper's glands found?

Given below are two statements:
Statement-$I$: The scrotum helps in maintaining the low temperature of the testes.
Statement-$II$: Low temperature,compared to the normal internal body temperature,is necessary for spermatogenesis.
In the light of the above statements,choose the most appropriate answer from the options given below.

Which fluid is not present in semen?

In the urinogenital system of a rabbit, which of the following is present in the male but absent in the female?