The primary sex organ in man is:

The seminiferous tubules are lined by two types of cells,which are $:-$

The capsule enclosing the testis of a mammal is called:

The prostate gland surrounds the $A$. It produces a milky, slightly alkaline solution which forms $B$ volume of the semen. The secretion contains $C$ acid and enzymes (acid phosphatases, amylase, pepsinogen, and prostaglandins). $A$, $B$, and $C$ in the above statement are:

Where are the seminiferous tubules found?

Match the columns.

Column $I$	Column $II$
$(a)$ Vas deferens	$(1)$ Duct that transports sperm from the epididymis to the urethra.
$(b)$ Spermatogenesis	$(2)$ Process of formation of spermatozoa from spermatogonia.
$(c)$ Prostate gland	$(3)$ $A$ gland surrounding the urethra that secretes seminal fluid.