Question

9.3 Fill in the blanks:
1. The primary sex organ in human male
is .....​

Answer 1

Answer:

Testicles (testes) — The testes are oval organs about the size of very large olives that lie in the scrotum, secured at either end by a structure called the spermatic cord. The testes are responsible for making testosterone, the primary male sex hormone, and for producing sperm.

Answer 2

The main male sex organs are the penis and the testicles which produce semen and sperm.